{"id":115078,"date":"2025-07-21T06:00:00","date_gmt":"2025-07-21T05:00:00","guid":{"rendered":"https:\/\/funbridge.com\/blog\/?p=115078"},"modified":"2025-08-26T08:56:35","modified_gmt":"2025-08-26T07:56:35","slug":"technical-precautions-before-blackwood","status":"publish","type":"post","link":"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/","title":{"rendered":"Technical precautions before Blackwood?"},"content":{"rendered":"\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_EN_Precautions-techniques-avant-Blackwood-1024x576.jpg\" alt=\"\" class=\"wp-image-117394\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_EN_Precautions-techniques-avant-Blackwood-1024x576.jpg 1024w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_EN_Precautions-techniques-avant-Blackwood-300x169.jpg 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_EN_Precautions-techniques-avant-Blackwood-768x432.jpg 768w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_EN_Precautions-techniques-avant-Blackwood-1536x864.jpg 1536w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_EN_Precautions-techniques-avant-Blackwood.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>This article is the <strong>second part<\/strong> of a series of article. You can find the first part on the blog <a href=\"https:\/\/funbridge.com\/blog\/en\/when-should-you-ask-for-keycards\/\">here<\/a>. Enjoy your reading! <\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Table of contents<\/strong><\/h2>\n\n\n\n<p><strong><strong><a href=\"#4SA-Blackwood\">1. 4NT Blackwood ?<\/a><\/strong><br><a href=\"#couleur-atout\"><strong>2. Is there no question as to the trump suit?<\/strong><\/a><\/strong><br><strong><strong><a href=\"#reponse\">3. Is there a risk to be embarrassed by an answer?<\/a><\/strong><br><a href=\"#exercices-1\"><strong>Practical exercises<\/strong><\/a><br><\/strong><a href=\"#exercice-2\" data-type=\"internal\" data-id=\"#exercice-2\"><strong>Bidding is not everything there is in life<\/strong><\/a><br><\/p>\n\n\n\n<p>Last month we studied the philosphy of the use of blackwood. This month, we will deal with the technical problems that arise before bidding 4NT.<\/p>\n\n\n\n<p>There are mainly three questions to ask yourself before taking the plunge:<\/p>\n\n\n\n<p><strong><span style=\"color: #230ed8;\" class=\"stk-highlight\">\u203a Am I sure that this 4NT is Blackwood?<br>\u203a Is there no question as to the trump suit?<br>\u203a Is it excluded that partner gives an embarrassing answer?<\/span><\/strong><\/p>\n\n\n\n<div class=\"wp-block-stackable-spacer stk-block-spacer stk--no-padding stk-block stk-3a72d3c\" data-block-id=\"3a72d3c\"><style>.stk-3a72d3c {height:25px !important;}<\/style><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"4SA-Blackwood\"><strong>1. 4NT Blackwood ?<\/strong><\/h2>\n\n\n\n<p>To overcome this obstacle in the best possible way, you must lean on three principles and three pieces of advice.<\/p>\n\n\n\n<p><br><strong>Principle 1 : <\/strong>4NT is Blackwood if a <strong>fit in a major<\/strong> has been unambiguously established in the previous auction.<\/p>\n\n\n\n<p><br>A sample sequence to illustrate the need to clearly confirm the existence of this fit in a major:<\/p>\n\n\n\n<div class=\"wp-block-stackable-columns stk-block-columns stk-block stk-9a2161d\" data-block-id=\"9a2161d\"><style>.stk-9a2161d .stk--block-align-9a2161d{align-items:center !important;}<\/style><div class=\"stk-row stk-inner-blocks stk--block-align-9a2161d stk-block-content stk-content-align stk-9a2161d-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-b8267be\" data-v=\"4\" data-block-id=\"b8267be\"><style>@media screen and (min-width:690px){.stk-b8267be {flex:var(--stk-flex-grow, 1) 1 calc(63% - var(--stk-column-gap, 0px) * 1 \/ 2 ) !important;}}<\/style><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-b8267be-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-b8267be-inner-blocks\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"286\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H1_EN-1024x286.png\" alt=\"\" class=\"wp-image-115087\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H1_EN-1024x286.png 1024w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H1_EN-300x84.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H1_EN-768x215.png 768w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H1_EN-1536x429.png 1536w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H1_EN.png 1860w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>South<\/em><\/figcaption><\/figure><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-aa8f403\" data-v=\"4\" data-block-id=\"aa8f403\"><style>@media screen and (min-width:690px){.stk-aa8f403 {flex:var(--stk-flex-grow, 1) 1 calc(37% - var(--stk-column-gap, 0px) * 1 \/ 2 ) !important;}}<\/style><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-aa8f403-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-aa8f403-inner-blocks\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"872\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-1_EN.png\" alt=\"\" class=\"wp-image-115088\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-1_EN.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-1_EN-300x262.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-1_EN-768x670.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<p>If, at this point, you say 4NT, it is quite possible that your partner passes with the argument that the Heart fit isn&#8217;t certain. To avoid this risk, bid 3&#x2665; over 2&#x2665;, certainly forcing, and don&#8217;t use Blackwood before the next round.<\/p>\n\n\n\n<blockquote class=\"wp-block-stackable-blockquote stk-block-blockquote stk-block stk-d61a7d1 is-style-default\" data-v=\"2\" data-block-id=\"d61a7d1\"><div class=\"has-text-align-left stk-block-blockquote__content stk-container stk-d61a7d1-container stk-hover-parent\"><div class=\"stk-block-content stk-inner-blocks\">\n<div class=\"wp-block-stackable-icon stk-block-icon stk-block stk-45d0322\" data-block-id=\"45d0322\"><style>.stk-45d0322 .stk--svg-wrapper .stk--inner-svg svg:last-child, .stk-45d0322 .stk--svg-wrapper .stk--inner-svg svg:last-child :is(g, path, rect, polygon, ellipse){fill:var(--paletteColor2, #00aa00) !important;}<\/style><span class=\"stk--svg-wrapper\"><div class=\"stk--inner-svg\"><svg style=\"height:0;width:0\"><defs><linearGradient id=\"linear-gradient-45d0322\" x1=\"0\" x2=\"100%\" y1=\"0\" y2=\"0\"><stop offset=\"0%\" style=\"stop-opacity:1;stop-color:var(--linear-gradient-45-d-0322-color-1)\"><\/stop><stop offset=\"100%\" style=\"stop-opacity:1;stop-color:var(--linear-gradient-45-d-0322-color-2)\"><\/stop><\/linearGradient><\/defs><\/svg><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 352 512\" aria-hidden=\"true\" width=\"32\" height=\"32\"><path d=\"M176 80c-52.94 0-96 43.06-96 96 0 8.84 7.16 16 16 16s16-7.16 16-16c0-35.3 28.72-64 64-64 8.84 0 16-7.16 16-16s-7.16-16-16-16zM96.06 459.17c0 3.15.93 6.22 2.68 8.84l24.51 36.84c2.97 4.46 7.97 7.14 13.32 7.14h78.85c5.36 0 10.36-2.68 13.32-7.14l24.51-36.84c1.74-2.62 2.67-5.7 2.68-8.84l.05-43.18H96.02l.04 43.18zM176 0C73.72 0 0 82.97 0 176c0 44.37 16.45 84.85 43.56 115.78 16.64 18.99 42.74 58.8 52.42 92.16v.06h48v-.12c-.01-4.77-.72-9.51-2.15-14.07-5.59-17.81-22.82-64.77-62.17-109.67-20.54-23.43-31.52-53.15-31.61-84.14-.2-73.64 59.67-128 127.95-128 70.58 0 128 57.42 128 128 0 30.97-11.24 60.85-31.65 84.14-39.11 44.61-56.42 91.47-62.1 109.46a47.507 47.507 0 0 0-2.22 14.3v.1h48v-.05c9.68-33.37 35.78-73.18 52.42-92.16C335.55 260.85 352 220.37 352 176 352 78.8 273.2 0 176 0z\"><\/path><\/svg><\/div><\/span><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-8ef2fa3\" data-block-id=\"8ef2fa3\"><p class=\"stk-block-text__text\"><strong>Tip #1 : Confirm the fit in the major in a forcing sequence, at the three-level, before using Blackwood.<\/strong><\/p><\/div>\n<\/div><\/div><\/blockquote>\n\n\n\n<p><strong>Principle 2 :<\/strong> 4NT is never Blackwood when it follows a natural No-trump bid by partner.<\/p>\n\n\n\n<div class=\"wp-block-stackable-columns stk-block-columns stk-block stk-2f76dc5\" data-block-id=\"2f76dc5\"><style>.stk-2f76dc5 .stk--block-align-2f76dc5{align-items:center !important;}<\/style><div class=\"stk-row stk-inner-blocks stk--block-align-2f76dc5 stk-block-content stk-content-align stk-2f76dc5-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-c12d732\" data-v=\"4\" data-block-id=\"c12d732\"><style>@media screen and (min-width:690px){.stk-c12d732 {flex:var(--stk-flex-grow, 1) 1 calc(63% - var(--stk-column-gap, 0px) * 1 \/ 2 ) !important;}}<\/style><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-c12d732-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-c12d732-inner-blocks\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"286\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H2_EN-1024x286.png\" alt=\"\" class=\"wp-image-115093\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H2_EN-1024x286.png 1024w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H2_EN-300x84.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H2_EN-768x215.png 768w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H2_EN-1536x429.png 1536w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H2_EN.png 1860w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>South<\/em><\/figcaption><\/figure><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-296642f\" data-v=\"4\" data-block-id=\"296642f\"><style>@media screen and (min-width:690px){.stk-296642f {flex:var(--stk-flex-grow, 1) 1 calc(37% - var(--stk-column-gap, 0px) * 1 \/ 2 ) !important;}}<\/style><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-296642f-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-296642f-inner-blocks\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"872\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-2_EN.png\" alt=\"\" class=\"wp-image-115092\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-2_EN.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-2_EN-300x262.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-2_EN-768x670.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<p>Having shown a <strong>fit in a minor<\/strong> at the three-level isn&#8217;t enough for 4NT to be Blackwood. You must make an intermediate bid (4&#x2663;, 4&#x2666;) before saying 4NT.<\/p>\n\n\n\n<blockquote class=\"wp-block-stackable-blockquote stk-block-blockquote stk-block stk-3b3669e is-style-default\" data-v=\"2\" data-block-id=\"3b3669e\"><div class=\"has-text-align-left stk-block-blockquote__content stk-container stk-3b3669e-container stk-hover-parent\"><div class=\"stk-block-content stk-inner-blocks\">\n<div class=\"wp-block-stackable-icon stk-block-icon stk-block stk-660b154\" data-block-id=\"660b154\"><style>.stk-660b154 .stk--svg-wrapper .stk--inner-svg svg:last-child, .stk-660b154 .stk--svg-wrapper .stk--inner-svg svg:last-child :is(g, path, rect, polygon, ellipse){fill:var(--paletteColor2, #00aa00) !important;}<\/style><span class=\"stk--svg-wrapper\"><div class=\"stk--inner-svg\"><svg style=\"height:0;width:0\"><defs><linearGradient id=\"linear-gradient-660b154\" x1=\"0\" x2=\"100%\" y1=\"0\" y2=\"0\"><stop offset=\"0%\" style=\"stop-opacity:1;stop-color:var(--linear-gradient-660-b-154-color-1)\"><\/stop><stop offset=\"100%\" style=\"stop-opacity:1;stop-color:var(--linear-gradient-660-b-154-color-2)\"><\/stop><\/linearGradient><\/defs><\/svg><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 352 512\" aria-hidden=\"true\" width=\"32\" height=\"32\"><path d=\"M176 80c-52.94 0-96 43.06-96 96 0 8.84 7.16 16 16 16s16-7.16 16-16c0-35.3 28.72-64 64-64 8.84 0 16-7.16 16-16s-7.16-16-16-16zM96.06 459.17c0 3.15.93 6.22 2.68 8.84l24.51 36.84c2.97 4.46 7.97 7.14 13.32 7.14h78.85c5.36 0 10.36-2.68 13.32-7.14l24.51-36.84c1.74-2.62 2.67-5.7 2.68-8.84l.05-43.18H96.02l.04 43.18zM176 0C73.72 0 0 82.97 0 176c0 44.37 16.45 84.85 43.56 115.78 16.64 18.99 42.74 58.8 52.42 92.16v.06h48v-.12c-.01-4.77-.72-9.51-2.15-14.07-5.59-17.81-22.82-64.77-62.17-109.67-20.54-23.43-31.52-53.15-31.61-84.14-.2-73.64 59.67-128 127.95-128 70.58 0 128 57.42 128 128 0 30.97-11.24 60.85-31.65 84.14-39.11 44.61-56.42 91.47-62.1 109.46a47.507 47.507 0 0 0-2.22 14.3v.1h48v-.05c9.68-33.37 35.78-73.18 52.42-92.16C335.55 260.85 352 220.37 352 176 352 78.8 273.2 0 176 0z\"><\/path><\/svg><\/div><\/span><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-d21d66f\" data-block-id=\"d21d66f\"><p class=\"stk-block-text__text\"><strong>Tip #2 : Even after having confirmed a fit in a minor at the three-level, you should not, if partner bids 3NT, say 4NT if you want to use Blackwood.<\/strong><\/p><\/div>\n<\/div><\/div><\/blockquote>\n\n\n\n<p><strong>Principle 3 :<\/strong> 4NT is always Blackwood if the player who bids it made another bid at the four-level before.<\/p>\n\n\n\n<p>This is the least known principle and surely the most useful, provided it is used well. Let&#8217;s take an example:<\/p>\n\n\n\n<div class=\"wp-block-stackable-columns stk-block-columns stk-block stk-6f35a05\" data-block-id=\"6f35a05\"><style>.stk-6f35a05 .stk--block-align-6f35a05{align-items:center !important;}<\/style><div class=\"stk-row stk-inner-blocks stk--block-align-6f35a05 stk-block-content stk-content-align stk-6f35a05-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-2bed32e\" data-v=\"4\" data-block-id=\"2bed32e\"><style>@media screen and (min-width:690px){.stk-2bed32e {flex:var(--stk-flex-grow, 1) 1 calc(63% - var(--stk-column-gap, 0px) * 1 \/ 2 ) !important;}}<\/style><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-2bed32e-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-2bed32e-inner-blocks\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"286\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H3_EN-1024x286.png\" alt=\"\" class=\"wp-image-115104\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H3_EN-1024x286.png 1024w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H3_EN-300x84.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H3_EN-768x215.png 768w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H3_EN-1536x429.png 1536w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-H3_EN.png 1860w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><em>South<\/em><\/figcaption><\/figure><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-6a35270\" data-v=\"4\" data-block-id=\"6a35270\"><style>@media screen and (min-width:690px){.stk-6a35270 {flex:var(--stk-flex-grow, 1) 1 calc(37% - var(--stk-column-gap, 0px) * 1 \/ 2 ) !important;}}<\/style><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-6a35270-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-6a35270-inner-blocks\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"740\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-3_EN.png\" alt=\"\" class=\"wp-image-115105\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-3_EN.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-3_EN-300x222.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-3_EN-768x568.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n\n\n\n<p>3&#x2660; is a Club transfer. 4&#x2663; indicates a good fit. A priori, 4NT should be Blackwood but you have a doubt &#8211; and rightly so &#8211; about how partner may interpret this call. Bid 4&#x2666;, North will say 4&#x2665; or 4&#x2660; and then 4NT will be Blackwood, with no doubt possible.<\/p>\n\n\n\n<blockquote class=\"wp-block-stackable-blockquote stk-block-blockquote stk-block stk-b9f2591 is-style-default\" data-v=\"2\" data-block-id=\"b9f2591\"><div class=\"has-text-align-left stk-block-blockquote__content stk-container stk-b9f2591-container stk-hover-parent\"><div class=\"stk-block-content stk-inner-blocks\">\n<div class=\"wp-block-stackable-icon stk-block-icon stk-block stk-6eecfa3\" data-block-id=\"6eecfa3\"><style>.stk-6eecfa3 .stk--svg-wrapper .stk--inner-svg svg:last-child, .stk-6eecfa3 .stk--svg-wrapper .stk--inner-svg svg:last-child :is(g, path, rect, polygon, ellipse){fill:var(--paletteColor2, #00aa00) !important;}<\/style><span class=\"stk--svg-wrapper\"><div class=\"stk--inner-svg\"><svg style=\"height:0;width:0\"><defs><linearGradient id=\"linear-gradient-6eecfa3\" x1=\"0\" x2=\"100%\" y1=\"0\" y2=\"0\"><stop offset=\"0%\" style=\"stop-opacity:1;stop-color:var(--linear-gradient-6-eecfa-3-color-1)\"><\/stop><stop offset=\"100%\" style=\"stop-opacity:1;stop-color:var(--linear-gradient-6-eecfa-3-color-2)\"><\/stop><\/linearGradient><\/defs><\/svg><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 352 512\" aria-hidden=\"true\" width=\"32\" height=\"32\"><path d=\"M176 80c-52.94 0-96 43.06-96 96 0 8.84 7.16 16 16 16s16-7.16 16-16c0-35.3 28.72-64 64-64 8.84 0 16-7.16 16-16s-7.16-16-16-16zM96.06 459.17c0 3.15.93 6.22 2.68 8.84l24.51 36.84c2.97 4.46 7.97 7.14 13.32 7.14h78.85c5.36 0 10.36-2.68 13.32-7.14l24.51-36.84c1.74-2.62 2.67-5.7 2.68-8.84l.05-43.18H96.02l.04 43.18zM176 0C73.72 0 0 82.97 0 176c0 44.37 16.45 84.85 43.56 115.78 16.64 18.99 42.74 58.8 52.42 92.16v.06h48v-.12c-.01-4.77-.72-9.51-2.15-14.07-5.59-17.81-22.82-64.77-62.17-109.67-20.54-23.43-31.52-53.15-31.61-84.14-.2-73.64 59.67-128 127.95-128 70.58 0 128 57.42 128 128 0 30.97-11.24 60.85-31.65 84.14-39.11 44.61-56.42 91.47-62.1 109.46a47.507 47.507 0 0 0-2.22 14.3v.1h48v-.05c9.68-33.37 35.78-73.18 52.42-92.16C335.55 260.85 352 220.37 352 176 352 78.8 273.2 0 176 0z\"><\/path><\/svg><\/div><\/span><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-4f6ed08\" data-block-id=\"4f6ed08\"><p class=\"stk-block-text__text\"><strong>Tip #3 : When the meaning of a 4NT bid can be unsure, make a bid at the four-level before bidding 4NT if you want it to be Blackwood.<\/strong><\/p><\/div>\n<\/div><\/div><\/blockquote>\n\n\n\n<p>Note: Over these bids at the four-level, partner must never go to the five-level, which would deprive you of the possibility of using Blackwood.<\/p>\n\n\n\n<div class=\"wp-block-stackable-spacer stk-block-spacer stk--no-padding stk-block stk-eae2562\" data-block-id=\"eae2562\"><style>.stk-eae2562 {height:25px !important;}<\/style><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"couleur-atout\"><strong>2. Is there no question as to the trump suit?<\/strong><\/h2>\n\n\n\n<p>Roman Keycard Blackwood is a huge step forward in slam bidding but it requires great care in showing and con- firming a common fit. Here is an example featuring two high-level players.<\/p>\n\n\n\n<div class=\"wp-block-stackable-columns stk-block-columns stk-block stk-bca9378\" data-block-id=\"bca9378\"><style>.stk-bca9378 .stk--block-align-bca9378{align-items:center !important;}<\/style><div class=\"stk-row stk-inner-blocks stk--block-align-bca9378 stk-block-content stk-content-align stk-bca9378-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-2702aec\" data-v=\"4\" data-block-id=\"2702aec\"><style>@media screen and (min-width:690px){.stk-2702aec {flex:var(--stk-flex-grow, 1) 1 calc(63% - var(--stk-column-gap, 0px) * 1 \/ 2 ) !important;}}<\/style><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-2702aec-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-2702aec-inner-blocks\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"377\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-diag1_EN-1-1024x377.png\" alt=\"\" class=\"wp-image-115113\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-diag1_EN-1-1024x377.png 1024w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-diag1_EN-1-300x110.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-diag1_EN-1-768x283.png 768w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-diag1_EN-1.png 1158w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-9d45ab9\" data-v=\"4\" data-block-id=\"9d45ab9\"><style>@media screen and (min-width:690px){.stk-9d45ab9 {flex:var(--stk-flex-grow, 1) 1 calc(37% - var(--stk-column-gap, 0px) * 1 \/ 2 ) !important;}}<\/style><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-9d45ab9-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-9d45ab9-inner-blocks\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"874\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-4_EN.png\" alt=\"\" class=\"wp-image-115112\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-4_EN.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-4_EN-300x262.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-4_EN-768x671.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\"><em>(*) Denies a Spade fit<\/em><\/figcaption><\/figure><\/div><\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<p>For East it is obvious that he wants to play Spades. For West, his 4&#x2666; bid approved Clubs as trumps. That&#8217;s why he shows three keycards. And there we are, a magnificent grand slam with the Ace of trumps missing!<\/p>\n\n\n\n<p>Technically, West is right. His partner could have had five Spades and four Clubs.<br>Since that mix-up both players have adopted transfers in this situation and East, nowadays, would say 4&#x2665; over 3NT to show six Spades and that would set Spades as trumps.<\/p>\n\n\n\n<div class=\"wp-block-stackable-spacer stk-block-spacer stk--no-padding stk-block stk-b827bda\" data-block-id=\"b827bda\"><style>.stk-b827bda {height:25px !important;}<\/style><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"reponse\"><strong>3. Is there a risk to be embarrassed by an answer?<\/strong><\/h2>\n\n\n\n<p>An answer to Blackwood can be embarrassing if it forces you to play at the six-level even though two keycards are missing. This means that when you bid 4NT, you must not be afraid of:<\/p>\n\n\n\n<p>\u203a Hearing 5&#x2666; when you have a Club fit.<br>\u203a Hearing 5&#x2665; when you have a Diamond fit.<br>\u203a Hearing 5&#x2660; (two keycards and the trump Queen) when you have a Heart fit.<\/p>\n\n\n\n<p>Playing 14-30 replies solves some problems but creates others. Rather, we advise you to carefully consider all the possible answers before using Blackwood. If any of them give you a problem, arrange to<strong> transfer the Blackwood.<\/strong><\/p>\n\n\n\n<div class=\"wp-block-stackable-columns stk-block-columns stk-block stk-911afb2\" data-block-id=\"911afb2\"><style>.stk-911afb2 .stk--block-align-911afb2{align-items:center !important;}<\/style><div class=\"stk-row stk-inner-blocks stk--block-align-911afb2 stk-block-content stk-content-align stk-911afb2-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-842571c\" data-v=\"4\" data-block-id=\"842571c\"><style>@media screen and (min-width:690px){.stk-842571c {flex:var(--stk-flex-grow, 1) 1 calc(63% - var(--stk-column-gap, 0px) * 1 \/ 2 ) !important;}}<\/style><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-842571c-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-842571c-inner-blocks\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"377\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-diag2_EN-1024x377.png\" alt=\"\" class=\"wp-image-115114\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-diag2_EN-1024x377.png 1024w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-diag2_EN-300x110.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-diag2_EN-768x283.png 768w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-diag2_EN.png 1158w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-79366b7\" data-v=\"4\" data-block-id=\"79366b7\"><style>@media screen and (min-width:690px){.stk-79366b7 {flex:var(--stk-flex-grow, 1) 1 calc(37% - var(--stk-column-gap, 0px) * 1 \/ 2 ) !important;}}<\/style><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-79366b7-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-79366b7-inner-blocks\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"874\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-5_EN.png\" alt=\"\" class=\"wp-image-115115\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-5_EN.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-5_EN-300x262.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-bid-5_EN-768x671.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<p>When East shows the fit, you are interested in slam and want to ask for key-cards, but 5&#x2665; would put you in a bad spot. As West, bid 4&#x2660; and the nightmare is avoided.<\/p>\n\n\n\n<div class=\"wp-block-stackable-spacer stk-block-spacer stk--no-padding stk-block stk-325457d\" data-block-id=\"325457d\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"exercices-1\"><strong>Practical exercises<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Question 1<\/h3>\n\n\n\n<div class=\"wp-block-stackable-columns alignwide stk-block-columns stk-block stk-e029b0c\" data-block-id=\"e029b0c\"><style>.stk-e029b0c .stk--block-align-e029b0c{align-items:center !important;}<\/style><div class=\"stk-row stk-inner-blocks has-text-align-center stk--block-align-e029b0c stk-block-content stk-content-align stk-e029b0c-column alignwide\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-eef5f43\" data-v=\"4\" data-block-id=\"eef5f43\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-eef5f43-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-eef5f43-inner-blocks\">\n<p class=\"has-text-align-center\">&#x2660; K J 6 2<br>&#x2665; J 5<br>&#x2666; Q 9<br>&#x2663; A J 7 4 2<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-b9a215b\" data-v=\"4\" data-block-id=\"b9a215b\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-b9a215b-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-b9a215b-inner-blocks\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"740\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.1_EN.png\" alt=\"\" class=\"wp-image-115119\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.1_EN.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.1_EN-300x222.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.1_EN-768x568.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-8f53500\" data-v=\"4\" data-block-id=\"8f53500\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-8f53500-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-8f53500-inner-blocks\">\n<p>A) Pass <br>B) 5&#x2665;<br>C) 5&#x2663;<\/p>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-expand stk-block-expand stk-block stk-bbcae42\" data-block-id=\"bbcae42\"><div class=\"stk-inner-blocks stk-block-content\">\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-f81b6a7 stk-block-expand__short-text\" aria-hidden=\"false\" data-block-id=\"f81b6a7\"><p class=\"stk-block-text__text\"><\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__show-button stk-block stk-ecab306\" data-block-id=\"ecab306\"><a aria-hidden=\"false\" role=\"button\" aria-expanded=\"false\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">See solution<\/span><\/a><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-401e528 stk-block-expand__more-text\" aria-hidden=\"true\" data-block-id=\"401e528\"><p class=\"stk-block-text__text\">Pass = 5; 5&#x2663; = 2; 5&#x2665; = 1<br><br>4NT is not Blackwood. North hasn&#8217;t confirmed any fit and shows 20 points and a 3-4-3-3. It&#8217;s reasonable to pass.<\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__hide-button stk-block stk-75eeb25\" data-block-id=\"75eeb25\"><a aria-hidden=\"true\" role=\"button\" aria-expanded=\"true\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">Close solution<\/span><\/a><\/div>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Question 2<\/h3>\n\n\n\n<div class=\"wp-block-stackable-columns alignwide stk-block-columns stk-block stk-ae7c345\" data-block-id=\"ae7c345\"><style>.stk-ae7c345 .stk--block-align-ae7c345{align-items:center !important;}<\/style><div class=\"stk-row stk-inner-blocks has-text-align-center stk--block-align-ae7c345 stk-block-content stk-content-align stk-ae7c345-column alignwide\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-2a56266\" data-v=\"4\" data-block-id=\"2a56266\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-2a56266-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-2a56266-inner-blocks\">\n<p class=\"has-text-align-center\">&#x2660; K 10<br>&#x2665; K J 4<br>&#x2666; A J 10 9 6<br>&#x2663; A 4 2<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-9dd6965\" data-v=\"4\" data-block-id=\"9dd6965\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-9dd6965-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-9dd6965-inner-blocks\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"872\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.2_EN.png\" alt=\"\" class=\"wp-image-115120\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.2_EN.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.2_EN-300x262.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.2_EN-768x670.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-428d806\" data-v=\"4\" data-block-id=\"428d806\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-428d806-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-428d806-inner-blocks\">\n<p>A) 5&#x2663; <br>B) 5&#x2665;<br>C) 6NT<\/p>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-expand stk-block-expand stk-block stk-915ff13\" data-block-id=\"915ff13\"><div class=\"stk-inner-blocks stk-block-content\">\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-523805c stk-block-expand__short-text\" aria-hidden=\"false\" data-block-id=\"523805c\"><p class=\"stk-block-text__text\"><\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__show-button stk-block stk-72e9c02\" data-block-id=\"72e9c02\"><a aria-hidden=\"false\" role=\"button\" aria-expanded=\"false\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">See solution<\/span><\/a><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-2cb2a1c stk-block-expand__more-text\" aria-hidden=\"true\" data-block-id=\"2cb2a1c\"><p class=\"stk-block-text__text\">6NT = 5; 5&#x2665; = 2; 5&#x2663; = 1<br><br>2&#x2665; wasn&#8217;t limited. In response to your fourth suit forcing, North jumps to 4NT in order to show that he has some reserves (17-19 HCP). You must go to 6NT (by weight).<\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__hide-button stk-block stk-12e3ae9\" data-block-id=\"12e3ae9\"><a aria-hidden=\"true\" role=\"button\" aria-expanded=\"true\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">Close solution<\/span><\/a><\/div>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Question 3<\/h3>\n\n\n\n<div class=\"wp-block-stackable-columns alignwide stk-block-columns stk-block stk-7b0fc79\" data-block-id=\"7b0fc79\"><style>.stk-7b0fc79 .stk--block-align-7b0fc79{align-items:center !important;}<\/style><div class=\"stk-row stk-inner-blocks has-text-align-center stk--block-align-7b0fc79 stk-block-content stk-content-align stk-7b0fc79-column alignwide\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-b1bbbb2\" data-v=\"4\" data-block-id=\"b1bbbb2\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-b1bbbb2-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-b1bbbb2-inner-blocks\">\n<p class=\"has-text-align-center\">&#x2660; Q J<br>&#x2665; A K Q 7 4<br>&#x2666; K 7 5 3<br>&#x2663; A 9<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-094f510\" data-v=\"4\" data-block-id=\"094f510\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-094f510-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-094f510-inner-blocks\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"872\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.3_EN.png\" alt=\"\" class=\"wp-image-115121\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.3_EN.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.3_EN-300x262.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.3_EN-768x670.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-1dd4521\" data-v=\"4\" data-block-id=\"1dd4521\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-1dd4521-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-1dd4521-inner-blocks\">\n<p>A) 4&#x2666; <br>B) 4&#x2663;<br>C) 6NT<\/p>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-expand stk-block-expand stk-block stk-63373ce\" data-block-id=\"63373ce\"><div class=\"stk-inner-blocks stk-block-content\">\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-83864d4 stk-block-expand__short-text\" aria-hidden=\"false\" data-block-id=\"83864d4\"><p class=\"stk-block-text__text\"><\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__show-button stk-block stk-1df6d15\" data-block-id=\"1df6d15\"><a aria-hidden=\"false\" role=\"button\" aria-expanded=\"false\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">See solution<\/span><\/a><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-49af70f stk-block-expand__more-text\" aria-hidden=\"true\" data-block-id=\"49af70f\"><p class=\"stk-block-text__text\">4&#x2663; = 5; 5&#x2666; = 3; 6NT = 1<br><br>To be able to use Blackwood at this stage, you must first make a cuebid at the four-level. Bid 4&#x2663; before 4NT, then use 5NT to play a grand slam if North has Ace-King of Spades, King of Clubs and Ace of Diamonds (thirteen tricks with Spades as trumps).<\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__hide-button stk-block stk-65ce579\" data-block-id=\"65ce579\"><a aria-hidden=\"true\" role=\"button\" aria-expanded=\"true\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">Close solution<\/span><\/a><\/div>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Question 4<\/h3>\n\n\n\n<div class=\"wp-block-stackable-columns alignwide stk-block-columns stk-block stk-ab9ed2c\" data-block-id=\"ab9ed2c\"><style>.stk-ab9ed2c .stk--block-align-ab9ed2c{align-items:center !important;}<\/style><div class=\"stk-row stk-inner-blocks has-text-align-center stk--block-align-ab9ed2c stk-block-content stk-content-align stk-ab9ed2c-column alignwide\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-de745c2\" data-v=\"4\" data-block-id=\"de745c2\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-de745c2-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-de745c2-inner-blocks\">\n<p class=\"has-text-align-center\">&#x2660; A 9 5 2<br>&#x2665; K 5 3<br>&#x2666; K 10 8 2<br>&#x2663; Q 9<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-7a82ec0\" data-v=\"4\" data-block-id=\"7a82ec0\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-7a82ec0-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-7a82ec0-inner-blocks\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"872\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.4_EN.png\" alt=\"\" class=\"wp-image-115122\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.4_EN.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.4_EN-300x262.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.4_EN-768x670.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-0727ea6\" data-v=\"4\" data-block-id=\"0727ea6\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-0727ea6-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-0727ea6-inner-blocks\">\n<p>A) 4&#x2666; <br>B) 6&#x2666;<br>C) 4NT<\/p>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-expand stk-block-expand stk-block stk-39831cd\" data-block-id=\"39831cd\"><div class=\"stk-inner-blocks stk-block-content\">\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-2093958 stk-block-expand__short-text\" aria-hidden=\"false\" data-block-id=\"2093958\"><p class=\"stk-block-text__text\"><\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__show-button stk-block stk-71f6368\" data-block-id=\"71f6368\"><a aria-hidden=\"false\" role=\"button\" aria-expanded=\"false\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">See solution<\/span><\/a><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-4515823 stk-block-expand__more-text\" aria-hidden=\"true\" data-block-id=\"4515823\"><p class=\"stk-block-text__text\">4&#x2666; = 5; 6&#x2666; = 3; 4NT = 1<br><br>You have to set Diamonds as trumps before applying Blackwood. If you bid 4NT now, your partner won&#8217;t know how to answer.<\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__hide-button stk-block stk-1afc922\" data-block-id=\"1afc922\"><a aria-hidden=\"true\" role=\"button\" aria-expanded=\"true\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">Close solution<\/span><\/a><\/div>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Question 5<\/h3>\n\n\n\n<div class=\"wp-block-stackable-columns alignwide stk-block-columns stk-block stk-c7d65de\" data-block-id=\"c7d65de\"><style>.stk-c7d65de .stk--block-align-c7d65de{align-items:center !important;}<\/style><div class=\"stk-row stk-inner-blocks has-text-align-center stk--block-align-c7d65de stk-block-content stk-content-align stk-c7d65de-column alignwide\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-e2fad49\" data-v=\"4\" data-block-id=\"e2fad49\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-e2fad49-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-e2fad49-inner-blocks\">\n<p class=\"has-text-align-center\">&#x2660; A 10 6 5 2<br>&#x2665; A 9 3<br>&#x2666; K 3 2<br>&#x2663; Q 7<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-7162963\" data-v=\"4\" data-block-id=\"7162963\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-7162963-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-7162963-inner-blocks\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1004\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.5_EN.png\" alt=\"\" class=\"wp-image-115123\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.5_EN.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.5_EN-300x300.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.5_EN-150x150.png 150w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.5_EN-768x771.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-abbcfb0\" data-v=\"4\" data-block-id=\"abbcfb0\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-abbcfb0-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-abbcfb0-inner-blocks\">\n<p>A) Pass <br>B) 5&#x2665;<br>C) 5&#x2660;<\/p>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-expand stk-block-expand stk-block stk-4fc3b3f\" data-block-id=\"4fc3b3f\"><div class=\"stk-inner-blocks stk-block-content\">\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-d7e312b stk-block-expand__short-text\" aria-hidden=\"false\" data-block-id=\"d7e312b\"><p class=\"stk-block-text__text\"><\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__show-button stk-block stk-168a228\" data-block-id=\"168a228\"><a aria-hidden=\"false\" role=\"button\" aria-expanded=\"false\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">See solution<\/span><\/a><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-f120603 stk-block-expand__more-text\" aria-hidden=\"true\" data-block-id=\"f120603\"><p class=\"stk-block-text__text\">5&#x2660; = 5; 5&#x2665; = 3; Pass = 0<br><br>The sequence is long but also very clear. North has a one-suiter in Clubs and you have agreed that suit with your 4&#x2666; bid. Thus, your answer to this Blackwood is two keycards plus the Queen of trumps.<\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__hide-button stk-block stk-7abc2fa\" data-block-id=\"7abc2fa\"><a aria-hidden=\"true\" role=\"button\" aria-expanded=\"true\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">Close solution<\/span><\/a><\/div>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Question 6<\/h3>\n\n\n\n<div class=\"wp-block-stackable-columns alignwide stk-block-columns stk-block stk-39024a5\" data-block-id=\"39024a5\"><style>.stk-39024a5 .stk--block-align-39024a5{align-items:center !important;}<\/style><div class=\"stk-row stk-inner-blocks has-text-align-center stk--block-align-39024a5 stk-block-content stk-content-align stk-39024a5-column alignwide\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-591513a\" data-v=\"4\" data-block-id=\"591513a\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-591513a-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-591513a-inner-blocks\">\n<p class=\"has-text-align-center\">&#x2660; 7 4<br>&#x2665; A 10 5 3<br>&#x2666; K 5<br>&#x2663; K Q J 10 5<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-270b6ea\" data-v=\"4\" data-block-id=\"270b6ea\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-270b6ea-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-270b6ea-inner-blocks\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1004\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.6_EN.png\" alt=\"\" class=\"wp-image-115124\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.6_EN.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.6_EN-300x300.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.6_EN-150x150.png 150w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.6_EN-768x771.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-2504346\" data-v=\"4\" data-block-id=\"2504346\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-2504346-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-2504346-inner-blocks\">\n<p>A) 4&#x2665; <br>B) 5&#x2665;<br>C) 4NT<\/p>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-expand stk-block-expand stk-block stk-4b7f2a8\" data-block-id=\"4b7f2a8\"><div class=\"stk-inner-blocks stk-block-content\">\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-d19f2bf stk-block-expand__short-text\" aria-hidden=\"false\" data-block-id=\"d19f2bf\"><p class=\"stk-block-text__text\"><\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__show-button stk-block stk-87adb0e\" data-block-id=\"87adb0e\"><a aria-hidden=\"false\" role=\"button\" aria-expanded=\"false\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">See solution<\/span><\/a><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-e3ea406 stk-block-expand__more-text\" aria-hidden=\"true\" data-block-id=\"e3ea406\"><p class=\"stk-block-text__text\">4&#x2665; = 5; 4NT = 2; 5&#x2666; = 1<br><br>All controls on board but no Blackwood is possible. On the one hand, because your hand isn&#8217;t that good and on the other hand because hearing 5&#x2660; would leave you with a complete disaster.<\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__hide-button stk-block stk-51bc2e2\" data-block-id=\"51bc2e2\"><a aria-hidden=\"true\" role=\"button\" aria-expanded=\"true\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">Close solution<\/span><\/a><\/div>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Question 7<\/h3>\n\n\n\n<div class=\"wp-block-stackable-columns alignwide stk-block-columns stk-block stk-22a20db\" data-block-id=\"22a20db\"><style>.stk-22a20db .stk--block-align-22a20db{align-items:center !important;}<\/style><div class=\"stk-row stk-inner-blocks has-text-align-center stk--block-align-22a20db stk-block-content stk-content-align stk-22a20db-column alignwide\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-0545441\" data-v=\"4\" data-block-id=\"0545441\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-0545441-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-0545441-inner-blocks\">\n<p class=\"has-text-align-center\">&#x2660; A Q 7 2<br>&#x2665; K J 4<br>&#x2666; K Q J 8 7 3<br>&#x2663;<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-ee0d686\" data-v=\"4\" data-block-id=\"ee0d686\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-ee0d686-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-ee0d686-inner-blocks\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1004\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.7_EN.png\" alt=\"\" class=\"wp-image-115125\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.7_EN.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.7_EN-300x300.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.7_EN-150x150.png 150w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.7_EN-768x771.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-ec37ba7\" data-v=\"4\" data-block-id=\"ec37ba7\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-ec37ba7-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-ec37ba7-inner-blocks\">\n<p>A) 5&#x2663; <br>B) 4NT<br>C) 4&#x2660;<\/p>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-expand stk-block-expand stk-block stk-27dc0e9\" data-block-id=\"27dc0e9\"><div class=\"stk-inner-blocks stk-block-content\">\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-0f9e9e8 stk-block-expand__short-text\" aria-hidden=\"false\" data-block-id=\"0f9e9e8\"><p class=\"stk-block-text__text\"><\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__show-button stk-block stk-9113350\" data-block-id=\"9113350\"><a aria-hidden=\"false\" role=\"button\" aria-expanded=\"false\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">See solution<\/span><\/a><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-0152970 stk-block-expand__more-text\" aria-hidden=\"true\" data-block-id=\"0152970\"><p class=\"stk-block-text__text\">4&#x2660; = 5; 5&#x2663; = 3; 4NT = 1<br><br>No Blackwood with a void! If partner answers 5&#x2660; you have a problem because you don&#8217;t know if North has the &#x2663;A among his keycards. Transfer the decision of applying Blackwood by bidding 4&#x2660;.<\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__hide-button stk-block stk-097a833\" data-block-id=\"097a833\"><a aria-hidden=\"true\" role=\"button\" aria-expanded=\"true\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">Close solution<\/span><\/a><\/div>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Question 8<\/h3>\n\n\n\n<div class=\"wp-block-stackable-columns alignwide stk-block-columns stk-block stk-23bb4fc\" data-block-id=\"23bb4fc\"><style>.stk-23bb4fc .stk--block-align-23bb4fc{align-items:center !important;}<\/style><div class=\"stk-row stk-inner-blocks has-text-align-center stk--block-align-23bb4fc stk-block-content stk-content-align stk-23bb4fc-column alignwide\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-ddf749c\" data-v=\"4\" data-block-id=\"ddf749c\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-ddf749c-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-ddf749c-inner-blocks\">\n<p class=\"has-text-align-center\">&#x2660; K Q 6 3<br>&#x2665; K 5 2<br>&#x2666; A Q 10 8 5 2<br>&#x2663;<\/p>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-9d5f33a\" data-v=\"4\" data-block-id=\"9d5f33a\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-9d5f33a-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-9d5f33a-inner-blocks\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1004\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.8_EN.png\" alt=\"\" class=\"wp-image-115126\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.8_EN.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.8_EN-300x300.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.8_EN-150x150.png 150w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-Ex1.8_EN-768x771.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-44b1724\" data-v=\"4\" data-block-id=\"44b1724\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-44b1724-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-44b1724-inner-blocks\">\n<p>A) 4&#x2665; <br>B) 4NT<br>C) 5&#x2663;<\/p>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-expand stk-block-expand stk-block stk-2d32cd8\" data-block-id=\"2d32cd8\"><div class=\"stk-inner-blocks stk-block-content\">\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-dbbfc6b stk-block-expand__short-text\" aria-hidden=\"false\" data-block-id=\"dbbfc6b\"><p class=\"stk-block-text__text\"><\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__show-button stk-block stk-601dbe6\" data-block-id=\"601dbe6\"><a aria-hidden=\"false\" role=\"button\" aria-expanded=\"false\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">See solution<\/span><\/a><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-90cf6af stk-block-expand__more-text\" aria-hidden=\"true\" data-block-id=\"90cf6af\"><p class=\"stk-block-text__text\">4SA = 5; 4&#x2665; = 3; 5&#x2663; = 1<br><br>4&#x2666; over 3&#x2660; allowed you to learn that North doesn&#8217;t have the Club Ace. Therefore, exceptionally, you may use Blackwood with a void because you&#8217;ll know perfectly which keycards he has.<\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__hide-button stk-block stk-1316255\" data-block-id=\"1316255\"><a aria-hidden=\"true\" role=\"button\" aria-expanded=\"true\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">Close solution<\/span><\/a><\/div>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"exercices-2\"><strong>Exercises : Bidding is not everything there is in life!<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Problem 1<\/h3>\n\n\n\n<div class=\"wp-block-stackable-columns alignwide stk-block-columns stk-block stk-66988ec\" data-block-id=\"66988ec\"><style>.stk-66988ec .stk--block-align-66988ec{align-items:center !important;}<\/style><div class=\"stk-row stk-inner-blocks stk--block-align-66988ec stk-block-content stk-content-align stk-66988ec-column alignwide\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-4cc6cfb\" data-v=\"4\" data-block-id=\"4cc6cfb\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-4cc6cfb-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-4cc6cfb-inner-blocks\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"397\" height=\"1024\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-ex2.1_EN-397x1024.png\" alt=\"\" class=\"wp-image-115129\" style=\"width:200px\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-ex2.1_EN-397x1024.png 397w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-ex2.1_EN-116x300.png 116w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-ex2.1_EN.png 426w\" sizes=\"auto, (max-width: 397px) 100vw, 397px\" \/><\/figure><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-69a9ce4\" data-v=\"4\" data-block-id=\"69a9ce4\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-69a9ce4-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-69a9ce4-inner-blocks\">\n<p class=\"has-text-align-center\">Contract : <strong>3 NT.<\/strong><br><br>Lead: &#x2666;Q<\/p>\n\n\n\n<p>a) You duck the lead.<br>b) You win and play King of Hearts, Jack of Hearts taken with the Ace.<br>c) You win and play King of Hearts and let the Jack of Hearts run.<br>d) You win and duck a Club.<\/p>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-expand stk-block-expand stk-block stk-b86f31f\" data-block-id=\"b86f31f\"><div class=\"stk-inner-blocks stk-block-content\">\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-69bdd04 stk-block-expand__short-text\" aria-hidden=\"false\" data-block-id=\"69bdd04\"><p class=\"stk-block-text__text\"><\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__show-button stk-block stk-25ca265\" data-block-id=\"25ca265\"><a aria-hidden=\"false\" role=\"button\" aria-expanded=\"false\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">See solution<\/span><\/a><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-16d7d9a stk-block-expand__more-text\" aria-hidden=\"true\" data-block-id=\"16d7d9a\"><p class=\"stk-block-text__text\"><strong>King, then Jack of Hearts to the Ace (line of play b).<\/strong><br>You are home and dry if you get four Heart tricks. First, you mustn&#8217;t duck the lead because a Spade switch would kill dummy. Play the Heart King, then the Jack to the Ace followed by the ten. The suit is unblocked, and nine tricks are yours.<br>North : &#x2660; A K 10 5 2    &#x2665; A 10 9 6 5   &#x2666; 4    &#x2663; 6 2<br>South : &#x2660; 7  &#x2665; K J   &#x2666; A K 6 5   &#x2663; A 10 8 7 5 4<br>West : &#x2660; 9 8   &#x2665; Q4 3 2   &#x2666; Q J 10 8 3  &#x2663; J 3<br>East : &#x2660; Q J 6 4 3   &#x2665; 8 7  &#x2666; 9 7 2   &#x2663; K Q 9<\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__hide-button stk-block stk-581999d\" data-block-id=\"581999d\"><a aria-hidden=\"true\" role=\"button\" aria-expanded=\"true\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">Close solution<\/span><\/a><\/div>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Problem 2<\/h3>\n\n\n\n<div class=\"wp-block-stackable-columns alignwide stk-block-columns stk-block stk-3ec45b0\" data-block-id=\"3ec45b0\"><style>.stk-3ec45b0 .stk--block-align-3ec45b0{align-items:center !important;}<\/style><div class=\"stk-row stk-inner-blocks stk--block-align-3ec45b0 stk-block-content stk-content-align stk-3ec45b0-column alignwide\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-fe198a3\" data-v=\"4\" data-block-id=\"fe198a3\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-fe198a3-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-fe198a3-inner-blocks\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"397\" height=\"1024\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-ex2.2_EN-397x1024.png\" alt=\"\" class=\"wp-image-115130\" style=\"width:200px\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-ex2.2_EN-397x1024.png 397w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-ex2.2_EN-116x300.png 116w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-ex2.2_EN.png 426w\" sizes=\"auto, (max-width: 397px) 100vw, 397px\" \/><\/figure><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-8ec148e\" data-v=\"4\" data-block-id=\"8ec148e\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-8ec148e-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-8ec148e-inner-blocks\">\n<p class=\"has-text-align-center\">Contract : <strong>6&#x2663;.<\/strong><br><br>Lead : &#x2660;Q. You cash the Club Ace, everybody follows.<br><br>Do you try, <em>a priori : <\/em><\/p>\n\n\n\n<p class=\"has-text-align-left\">a) The Club finesse?<br>b) The Diamond finesse?<br>c) Both?<br>d) Neither?<\/p>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-expand stk-block-expand stk-block stk-d46a51d\" data-block-id=\"d46a51d\"><div class=\"stk-inner-blocks stk-block-content\">\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-41db2aa stk-block-expand__short-text\" aria-hidden=\"false\" data-block-id=\"41db2aa\"><p class=\"stk-block-text__text\"><\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__show-button stk-block stk-bd85e6a\" data-block-id=\"bd85e6a\"><a aria-hidden=\"false\" role=\"button\" aria-expanded=\"false\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">See solution<\/span><\/a><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-af78993 stk-block-expand__more-text\" aria-hidden=\"true\" data-block-id=\"af78993\"><p class=\"stk-block-text__text\"><strong>The Club finesse (line of play a).<\/strong><br>An elimination and endplay will allow you to make almost always. Play a Heart to the Ace, King of Spades, discarding a Heart and then King-Queen of Hearts. If East ruffs, you overruff and have no trump loser. If he doesn&#8217;t ruff, you next play the Jack of Clubs and let it run. Even if West had the doubleton Queen, he would have to play a Diamond or give you a ruff and discard.<br>North : &#x2660; K 3    &#x2665; A K Q  &#x2666; Q J 10 6 2    &#x2663; J 10 4<br>South : &#x2660; A  &#x2665; J 9 6   &#x2666; A 9 5   &#x2663; A K 9 6 5 2<br>West : &#x2660; Q J 10 4   &#x2665; 10 8 7 4 3   &#x2666; K 7 4   &#x2663; 3<br>East : &#x2660; 9 8 7 6 5 2   &#x2665; 5 2  &#x2666; 8 3   &#x2663; Q 8 7<\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__hide-button stk-block stk-d430ca8\" data-block-id=\"d430ca8\"><a aria-hidden=\"true\" role=\"button\" aria-expanded=\"true\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">Close solution<\/span><\/a><\/div>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Problem 3<\/h3>\n\n\n\n<div class=\"wp-block-stackable-columns alignwide stk-block-columns stk-block stk-0fb0434\" data-block-id=\"0fb0434\"><style>.stk-0fb0434 .stk--block-align-0fb0434{align-items:center !important;}<\/style><div class=\"stk-row stk-inner-blocks stk--block-align-0fb0434 stk-block-content stk-content-align stk-0fb0434-column alignwide\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-6ee0919\" data-v=\"4\" data-block-id=\"6ee0919\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-6ee0919-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-6ee0919-inner-blocks\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"397\" height=\"1024\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-ex2.3_EN-397x1024.png\" alt=\"\" class=\"wp-image-115131\" style=\"width:200px\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-ex2.3_EN-397x1024.png 397w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-ex2.3_EN-116x300.png 116w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/07-21-ex2.3_EN.png 426w\" sizes=\"auto, (max-width: 397px) 100vw, 397px\" \/><\/figure><\/div><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-4cfc20c\" data-v=\"4\" data-block-id=\"4cfc20c\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-4cfc20c-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-4cfc20c-inner-blocks\">\n<p class=\"has-text-align-center\">Contract : <strong>4<\/strong>&#x2665;.<br>West opened 1&#x2663;<br>Lead : Ace-King of Clubs.<\/p>\n\n\n\n<p class=\"has-text-align-left\">a) You ruff and then remove the trumps.<br>b) You ruff and play a Diamond.<br>c) You ruff and play a Spade.<\/p>\n<\/div><\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-expand stk-block-expand stk-block stk-cfa98e6\" data-block-id=\"cfa98e6\"><div class=\"stk-inner-blocks stk-block-content\">\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-afa105f stk-block-expand__short-text\" aria-hidden=\"false\" data-block-id=\"afa105f\"><p class=\"stk-block-text__text\"><\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__show-button stk-block stk-f854920\" data-block-id=\"f854920\"><a aria-hidden=\"false\" role=\"button\" aria-expanded=\"false\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">See solution<\/span><\/a><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-2472373 stk-block-expand__more-text\" aria-hidden=\"true\" data-block-id=\"2472373\"><p class=\"stk-block-text__text\"><strong>You ruff and play a Spade (Line of play c).<\/strong><br>In order not to be shortened if Hearts are 4-1, it is necessary to keep the Heart three in dummy (as \u201ctrump policeman\u201d). If you start by playing Diamonds, East will duck the first round and be able to give his partner a ruff if you continue. Play the Spade King. If West wins, he can&#8217;t force you to ruff. If he ducks, draw trumps and then start playing Diamonds. One Spade + six Hearts + three Diamonds = ten tricks.<br>North : &#x2660; 9 6 5 4 3 2  &#x2665; 3   &#x2666; Q 10 8 4  &#x2663; 7 4<br>South : &#x2660; K Q  &#x2665; A K Q J 6 2   &#x2666; K J 9 6   &#x2663; J<br>West : &#x2660; A 10   &#x2665; 9 7 5 4   &#x2666; 7 2   &#x2663; A K Q 9 6<br>East : &#x2660; V 8 7   &#x2665; 10 8  &#x2666; A 5 3   &#x2663; 10 8 5 3 2<\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button stk-block-button is-style-link stk-block-expand__hide-button stk-block stk-77af174\" data-block-id=\"77af174\"><a aria-hidden=\"true\" role=\"button\" aria-expanded=\"true\" class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#\"><span class=\"stk-button__inner-text\">Close solution<\/span><\/a><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-spacer stk-block-spacer stk--no-padding stk-block stk-ac8dda3\" data-block-id=\"ac8dda3\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Did you become experts in Blackwood ?<\/strong><\/h2>\n\n\n\n<p>Share your opinion in the <em>Comments section <\/em>below!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Blackwood: bid 4NT at the right time<\/p>\n","protected":false},"author":82855,"featured_media":117394,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[14923],"tags":[14443],"access":[13331,13334],"class_list":["post-115078","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bridge-lessons","tag-bridge-lesson","access-premium-en","access-premium-plus-en"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":5}},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Technical precautions before Blackwood? - Blog Funbridge<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Technical precautions before Blackwood? - Blog Funbridge\" \/>\n<meta property=\"og:description\" content=\"Blackwood: bid 4NT at the right time\" \/>\n<meta property=\"og:url\" content=\"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog Funbridge\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/Funbridge\/\" \/>\n<meta property=\"article:published_time\" content=\"2025-07-21T05:00:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-26T07:56:35+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_EN_Precautions-techniques-avant-Blackwood.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Michel Bessis\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@funbridge\" \/>\n<meta name=\"twitter:site\" content=\"@funbridge\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Michel Bessis\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"8 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/\"},\"author\":{\"name\":\"Michel Bessis\",\"@id\":\"https:\/\/funbridge.com\/blog\/#\/schema\/person\/b5cd26aaf45eea8b529bdbb8b948a9bc\"},\"headline\":\"Technical precautions before Blackwood?\",\"datePublished\":\"2025-07-21T05:00:00+00:00\",\"dateModified\":\"2025-08-26T07:56:35+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/\"},\"wordCount\":1660,\"commentCount\":1,\"publisher\":{\"@id\":\"https:\/\/funbridge.com\/blog\/#organization\"},\"image\":{\"@id\":\"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_EN_Precautions-techniques-avant-Blackwood.jpg\",\"keywords\":[\"bridge-lesson\"],\"articleSection\":[\"Bridge Lessons\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/\",\"url\":\"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/\",\"name\":\"Technical precautions before Blackwood? - Blog Funbridge\",\"isPartOf\":{\"@id\":\"https:\/\/funbridge.com\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_EN_Precautions-techniques-avant-Blackwood.jpg\",\"datePublished\":\"2025-07-21T05:00:00+00:00\",\"dateModified\":\"2025-08-26T07:56:35+00:00\",\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/#primaryimage\",\"url\":\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_EN_Precautions-techniques-avant-Blackwood.jpg\",\"contentUrl\":\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_EN_Precautions-techniques-avant-Blackwood.jpg\",\"width\":1920,\"height\":1080},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/funbridge.com\/blog\/#website\",\"url\":\"https:\/\/funbridge.com\/blog\/\",\"name\":\"Blog Funbridge\",\"description\":\"Toute l&#039;actualit\u00e9 du bridge et de FunBridge en un clin d&#039;\u0153il\",\"publisher\":{\"@id\":\"https:\/\/funbridge.com\/blog\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/funbridge.com\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/funbridge.com\/blog\/#organization\",\"name\":\"Funbridge\",\"url\":\"https:\/\/funbridge.com\/blog\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/funbridge.com\/blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Funbridge_Blog.png\",\"contentUrl\":\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Funbridge_Blog.png\",\"width\":610,\"height\":148,\"caption\":\"Funbridge\"},\"image\":{\"@id\":\"https:\/\/funbridge.com\/blog\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/Funbridge\/\",\"https:\/\/x.com\/funbridge\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/funbridge.com\/blog\/#\/schema\/person\/b5cd26aaf45eea8b529bdbb8b948a9bc\",\"name\":\"Michel Bessis\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/funbridge.com\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/www.funbridge.com\/blog\/wp-content\/uploads\/michel-bessis-96x96.png\",\"contentUrl\":\"https:\/\/www.funbridge.com\/blog\/wp-content\/uploads\/michel-bessis-96x96.png\",\"caption\":\"Michel Bessis\"},\"description\":\"Michel Bessis est un champion fran\u00e7ais de bridge et formateur embl\u00e9matique au parcours remarquable. Reconnu pour sa ma\u00eetrise th\u00e9orique et pratique du jeu, il est l\u2019auteur de nombreux ouvrages et dirige la Bridge Academy afin de transmettre son savoir aux passionn\u00e9s de tous niveaux. Son palmar\u00e8s inclut notamment une m\u00e9daille d\u2019argent aux Olympiades mondiales par \u00e9quipes en 2000 (Maastricht), un titre dans la World Team Championships cat\u00e9gorie Transnational en 2007 (Shanghai) et des victoires aux Championnats d\u2019Europe par \u00e9quipes (Antalya 2007) ainsi qu\u2019aux mixtes (Monte Carlo 1996 et Aix-la-Chapelle 1998).\",\"url\":\"https:\/\/funbridge.com\/blog\/author\/mbessis\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Technical precautions before Blackwood? - Blog Funbridge","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/","og_locale":"fr_FR","og_type":"article","og_title":"Technical precautions before Blackwood? - Blog Funbridge","og_description":"Blackwood: bid 4NT at the right time","og_url":"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/","og_site_name":"Blog Funbridge","article_publisher":"https:\/\/www.facebook.com\/Funbridge\/","article_published_time":"2025-07-21T05:00:00+00:00","article_modified_time":"2025-08-26T07:56:35+00:00","og_image":[{"width":1920,"height":1080,"url":"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_EN_Precautions-techniques-avant-Blackwood.jpg","type":"image\/jpeg"}],"author":"Michel Bessis","twitter_card":"summary_large_image","twitter_creator":"@funbridge","twitter_site":"@funbridge","twitter_misc":{"\u00c9crit par":"Michel Bessis","Dur\u00e9e de lecture estim\u00e9e":"8 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/#article","isPartOf":{"@id":"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/"},"author":{"name":"Michel Bessis","@id":"https:\/\/funbridge.com\/blog\/#\/schema\/person\/b5cd26aaf45eea8b529bdbb8b948a9bc"},"headline":"Technical precautions before Blackwood?","datePublished":"2025-07-21T05:00:00+00:00","dateModified":"2025-08-26T07:56:35+00:00","mainEntityOfPage":{"@id":"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/"},"wordCount":1660,"commentCount":1,"publisher":{"@id":"https:\/\/funbridge.com\/blog\/#organization"},"image":{"@id":"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/#primaryimage"},"thumbnailUrl":"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_EN_Precautions-techniques-avant-Blackwood.jpg","keywords":["bridge-lesson"],"articleSection":["Bridge Lessons"],"inLanguage":"fr-FR","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/","url":"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/","name":"Technical precautions before Blackwood? - Blog Funbridge","isPartOf":{"@id":"https:\/\/funbridge.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/#primaryimage"},"image":{"@id":"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/#primaryimage"},"thumbnailUrl":"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_EN_Precautions-techniques-avant-Blackwood.jpg","datePublished":"2025-07-21T05:00:00+00:00","dateModified":"2025-08-26T07:56:35+00:00","inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/funbridge.com\/blog\/en\/technical-precautions-before-blackwood\/#primaryimage","url":"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_EN_Precautions-techniques-avant-Blackwood.jpg","contentUrl":"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_EN_Precautions-techniques-avant-Blackwood.jpg","width":1920,"height":1080},{"@type":"WebSite","@id":"https:\/\/funbridge.com\/blog\/#website","url":"https:\/\/funbridge.com\/blog\/","name":"Blog Funbridge","description":"Toute l&#039;actualit\u00e9 du bridge et de FunBridge en un clin d&#039;\u0153il","publisher":{"@id":"https:\/\/funbridge.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/funbridge.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/funbridge.com\/blog\/#organization","name":"Funbridge","url":"https:\/\/funbridge.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/funbridge.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Funbridge_Blog.png","contentUrl":"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Funbridge_Blog.png","width":610,"height":148,"caption":"Funbridge"},"image":{"@id":"https:\/\/funbridge.com\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/Funbridge\/","https:\/\/x.com\/funbridge"]},{"@type":"Person","@id":"https:\/\/funbridge.com\/blog\/#\/schema\/person\/b5cd26aaf45eea8b529bdbb8b948a9bc","name":"Michel Bessis","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/funbridge.com\/blog\/#\/schema\/person\/image\/","url":"https:\/\/www.funbridge.com\/blog\/wp-content\/uploads\/michel-bessis-96x96.png","contentUrl":"https:\/\/www.funbridge.com\/blog\/wp-content\/uploads\/michel-bessis-96x96.png","caption":"Michel Bessis"},"description":"Michel Bessis est un champion fran\u00e7ais de bridge et formateur embl\u00e9matique au parcours remarquable. Reconnu pour sa ma\u00eetrise th\u00e9orique et pratique du jeu, il est l\u2019auteur de nombreux ouvrages et dirige la Bridge Academy afin de transmettre son savoir aux passionn\u00e9s de tous niveaux. Son palmar\u00e8s inclut notamment une m\u00e9daille d\u2019argent aux Olympiades mondiales par \u00e9quipes en 2000 (Maastricht), un titre dans la World Team Championships cat\u00e9gorie Transnational en 2007 (Shanghai) et des victoires aux Championnats d\u2019Europe par \u00e9quipes (Antalya 2007) ainsi qu\u2019aux mixtes (Monte Carlo 1996 et Aix-la-Chapelle 1998).","url":"https:\/\/funbridge.com\/blog\/author\/mbessis\/"}]}},"lang":"en","translations":{"en":115078,"fr":115043},"language":"en","pll_sync_post":[],"_links":{"self":[{"href":"https:\/\/funbridge.com\/blog\/wp-json\/wp\/v2\/posts\/115078","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/funbridge.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/funbridge.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/funbridge.com\/blog\/wp-json\/wp\/v2\/users\/82855"}],"replies":[{"embeddable":true,"href":"https:\/\/funbridge.com\/blog\/wp-json\/wp\/v2\/comments?post=115078"}],"version-history":[{"count":15,"href":"https:\/\/funbridge.com\/blog\/wp-json\/wp\/v2\/posts\/115078\/revisions"}],"predecessor-version":[{"id":117395,"href":"https:\/\/funbridge.com\/blog\/wp-json\/wp\/v2\/posts\/115078\/revisions\/117395"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/funbridge.com\/blog\/wp-json\/wp\/v2\/media\/117394"}],"wp:attachment":[{"href":"https:\/\/funbridge.com\/blog\/wp-json\/wp\/v2\/media?parent=115078"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/funbridge.com\/blog\/wp-json\/wp\/v2\/categories?post=115078"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/funbridge.com\/blog\/wp-json\/wp\/v2\/tags?post=115078"},{"taxonomy":"access","embeddable":true,"href":"https:\/\/funbridge.com\/blog\/wp-json\/wp\/v2\/access?post=115078"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}