{"id":133261,"date":"2026-10-30T01:00:00","date_gmt":"2026-10-29T23:00:00","guid":{"rendered":"https:\/\/funbridge.com\/blog\/?p=133261"},"modified":"2026-10-27T09:04:55","modified_gmt":"2026-10-27T07:04:55","slug":"the-right-intervention","status":"publish","type":"post","link":"https:\/\/funbridge.com\/blog\/fr\/the-right-intervention\/","title":{"rendered":"La bonne intervention"},"content":{"rendered":"\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_Overcall-1NT_FR-1024x576.png\" alt=\"\" class=\"wp-image-133304\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_Overcall-1NT_FR-1024x576.png 1024w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_Overcall-1NT_FR-300x169.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_Overcall-1NT_FR-768x432.png 768w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_Overcall-1NT_FR-1536x864.png 1536w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_Overcall-1NT_FR.png 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Quand votre adversaire de droite ouvre de 1SA, vos chances de d\u00e9clarer une manche ont s\u00e9rieusement diminu\u00e9. \u00c0 Sans-Atout, c\u2019est pratiquement inenvisageable&nbsp;: avec 15 ou 16 points d\u00e9j\u00e0 localis\u00e9s chez l\u2019adversaire, vous ne r\u00e9unirez plus jamais le mat\u00e9riel n\u00e9cessaire. Vous pouvez cependant esp\u00e9rer r\u00e9ussir des contrats \u00e9lev\u00e9s quand vous poss\u00e9dez <strong>une belle distribution<\/strong> et d\u00e9couvrez <strong>un fit<\/strong>.<\/p>\n\n\n\n<div class=\"wp-block-stackable-spacer stk-block-spacer stk--no-padding stk-block stk-e8137d4\" data-block-id=\"e8137d4\"><style>.stk-e8137d4 {height:25px !important;}<\/style><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Cette constatation fixe le cadre de vos interventions&nbsp;:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Les interventions sur l\u2019ouverture de 1SA sont <strong>toujours bas\u00e9es sur une belle distribution<\/strong>.<\/li>\n\n\n\n<li>Avec <strong>un jeu r\u00e9gulier, m\u00eame fort, il faut passer<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Votre distribution est irr\u00e9guli\u00e8re, soit si vous d\u00e9tenez <strong>une couleur longue<\/strong>, soit si votre jeu est <strong>bicolore<\/strong>. Mais elle sera d\u2019autant plus int\u00e9ressante pour intervenir que vous poss\u00e9derez, \u00e0 c\u00f4t\u00e9 de vos couleurs longues, <strong>une courte (un singleton ou une chicane)<\/strong>. En effet, cette courte vous permet d\u2019esp\u00e9rer \u00ab&nbsp;annihiler&nbsp;\u00bb la force en points d\u2019honneurs de votre adversaire&nbsp;: s\u2019il poss\u00e8de des honneurs dans la couleur o\u00f9 vous \u00eates court, vous allez les lui couper&nbsp;!<\/p>\n\n\n\n\n\n\n<h1 class=\"wp-block-heading\">I \u2013 Intervenir avec un jeu unicolore<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c0 quelles conditions pouvez-vous manifester avec un jeu unicolore, c\u2019est-\u00e0-dire <strong>une couleur au moins sixi\u00e8me<\/strong>&nbsp;? Vous \u00eates contraint d\u2019ench\u00e9rir au moins au palier de 2, ce qui pr\u00e9sente un certain danger. Pour \u00eatre efficace, votre intervention doit respecter plusieurs crit\u00e8res&nbsp;:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Votre couleur doit \u00eatre <strong>de bonne qualit\u00e9<\/strong>, surtout au niveau des <strong>cartes interm\u00e9diaires<\/strong>. Mieux vaut vous manifester avec DV10873 (qui repr\u00e9sente pratiquement quatre lev\u00e9es s\u00fbres) qu\u2019avec AD7642, o\u00f9 vous ferez souvent As-Dame mais o\u00f9 la r\u00e9alisation de lev\u00e9es de longueur est conditionn\u00e9e par la r\u00e9partition de la couleur autour de la table.<\/li>\n\n\n\n<li>Votre force d\u00e9pend de <strong>la situation de vuln\u00e9rabilit\u00e9<\/strong> dans laquelle vous vous trouvez.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Si vous \u00eates <strong>vuln\u00e9rable<\/strong>, il faut au minimum <strong>l\u2019\u00e9quivalent d\u2019une petite ouverture<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"854\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Article_1_FR_.png\" alt=\"\" class=\"wp-image-133305\" style=\"width:500px;height:auto\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Article_1_FR_.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Article_1_FR_-300x256.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Article_1_FR_-767x655.png 767w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Une belle couleur, un singleton, 10H. Un minimum acceptable pour intervenir \u00e0 2&#x2660; vuln\u00e9rable.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Non vuln\u00e9rable<\/strong>, vous pouvez \u00eatre <strong>un peu plus faible<\/strong>. En effet, si vous trouvez un fit int\u00e9ressant, votre intervention peut vous conduire \u00e0 une ench\u00e8re de sacrifice contre un contrat de manche d\u00e9clar\u00e9 par l\u2019adversaire.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Votre adversaire de droite, seul vuln\u00e9rable, ouvre de 1SA. Vous d\u00e9tenez&nbsp;: &#x2660;RV10862 <span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2665;<\/span>3 <span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2666;<\/span>D1083 &#x2663;105. Parlez-vous ou non&nbsp;? Regardez les quatre jeux et observez la suite&nbsp;:<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1098\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Full-hand_FR_.png\" alt=\"\" class=\"wp-image-133307\" style=\"width:500px;height:auto\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Full-hand_FR_.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Full-hand_FR_-768x843.png 768w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Full-hand_FR_-273x300.png 273w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Full-hand_FR_-933x1024.png 933w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"570\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Bids_FR_.png\" alt=\"\" class=\"wp-image-133308\" style=\"width:500px;height:auto\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Bids_FR_.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Bids_FR_-300x171.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Bids_FR_-767x437.png 767w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">La s\u00e9quence d\u2019ench\u00e8res, Nord-Sud vuln\u00e9rables&nbsp;: Sud ouvre de 1SA, Ouest intervient \u00e0 2&#x2660;, Nord annonce 3<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2666;<\/span> (Texas pour les C\u0153urs, forcing de manche) et Est dit 4&#x2660;. Sud passe, Ouest passe et Nord contre.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019ench\u00e8re de 2&#x2660; d\u2019Ouest semble tr\u00e8s faible mais elle permet d\u2019\u00e9tablir <strong>une excellente d\u00e9fense contre la manche adverse<\/strong>. Au contrat de 4 Piques contr\u00e9, les Nord-Sud r\u00e9alisent un C\u0153ur, deux Carreaux et deux lev\u00e9es noires. Le contrat chute de deux, 300 pour Nord-Sud. Si Ouest n\u2019intervient pas, les Nord-Sud vont ench\u00e9rir 4<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2665;<\/span>, une manche sur table qui rapporte 620 points. Les Nord-Sud devaient-ils surench\u00e9rir \u00e0 5<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2665;<\/span> sur 4&#x2660;&nbsp;? Ils peuvent essayer\u2026 En fait, si l\u2019on peut r\u00e9aliser onze lev\u00e9es \u00e0 cartes ouvertes, c\u2019est en pratique tr\u00e8s difficile. Si les Est-Ouest r\u00e9ussissent \u00e0 marquer 100 points dans leur colonne, leur bon r\u00e9sultat se transforme en triomphe&nbsp;!<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>\u00c0 retenir<\/strong>&nbsp;:<em> Intervenez avec <strong>une majeure sixi\u00e8me<\/strong> quand vous remplissez les conditions de <strong>l\u2019ouverture de 2 faible<\/strong> correspondant \u00e0 la vuln\u00e9rabilit\u00e9.<\/em><\/p>\n<\/blockquote>\n\n\n\n<h1 class=\"wp-block-heading\">II \u2013 Intervenir avec un jeu bicolore<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00e9couvrir un fit pour pouvoir ench\u00e9rir avec succ\u00e8s \u00e0 un palier relativement \u00e9lev\u00e9 est d\u2019autant plus probable que vous pouvez pr\u00e9senter deux couleurs \u00e0 votre partenaire. Il est donc logique que le syst\u00e8me d\u2019intervention sur 1SA fasse <strong>la part belle aux interventions bicolores<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">a) Le bicolore majeur<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le premier bicolore qu\u2019il faut d\u00e9crire est bien s\u00fbr le <strong>bicolore majeur<\/strong>, celui qui permet de se battre dans l\u2019une ou l\u2019autre majeure. Cela fait longtemps qu\u2019une ench\u00e8re est pr\u00e9vue pour l\u2019annoncer&nbsp;: il s\u2019agit du c\u00e9l\u00e8bre <strong>2&#x2663; Landy<\/strong>. Intervenir \u00e0 2&#x2663; sur 1SA indique un bicolore majeur d\u2019<strong>au moins neuf cartes<\/strong> (cinq et quatre). Vuln\u00e9rable, cette intervention montre l\u2019\u00e9quivalent d\u2019une petite ouverture. Non vuln\u00e9rable contre vuln\u00e9rable, on peut descendre \u00e0 7-8H, particuli\u00e8rement avec un bicolore 5-5.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"854\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Article_2_FR_.png\" alt=\"\" class=\"wp-image-133309\" style=\"width:501px;height:auto\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Article_2_FR_.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Article_2_FR_-300x256.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Article_2_FR_-767x655.png 767w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Cette intervention vous permettra souvent de trouver une bonne partielle ou une bonne d\u00e9fense mais serait trop dangereuse vuln\u00e9rable.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">b) Les autres bicolores<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Il arrive que vous poss\u00e9diez un autre bicolore, constitu\u00e9 d\u2019une majeure et d\u2019une mineure, ou m\u00eame des deux mineures. Ce dernier s\u2019exprime par une ench\u00e8re bien connue, <strong>l\u2019intervention \u00e0 2SA<\/strong>. Le risque est important car vous obligez votre partenaire \u00e0 ench\u00e9rir au palier de 3, alors qu\u2019un fit n\u2019est en rien certain. Soyez prudent, n\u2019utilisez cette ench\u00e8re qu\u2019avec <strong>deux couleurs vraiment solides ou un bicolore 6-5<\/strong>. Quelque chose comme&nbsp;: &#x2660;5 <span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2665;<\/span>3 <span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2666;<\/span>RV1085 &#x2663;AD10953\u2026<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Si votre bicolore se compose d\u2019une majeure et d\u2019une mineure, le syst\u00e8me traditionnel ne permet pas de l\u2019annoncer. Pourtant, il est obligatoire de se manifester derri\u00e8re 1SA avec un jeu comme&nbsp;: &#x2660;5 <span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2665;<\/span>AV1073 <span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2666;<\/span>RD974 &#x2663;V5. La seule solution est donc d\u2019<strong>annoncer 2<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2665;<\/span><\/strong>, en envisageant de mentionner les Carreaux plus tard si le contexte le permet. Vous proc\u00e9derez de la m\u00eame mani\u00e8re avec une main avoisinant l\u2019ouverture, <strong>une bonne majeure seulement cinqui\u00e8me et un singleton<\/strong>&nbsp;:<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"854\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Article_3_FR_.png\" alt=\"\" class=\"wp-image-133310\" style=\"width:500px;height:auto\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Article_3_FR_.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Article_3_FR_-767x655.png 767w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Article_3_FR_-300x256.png 300w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Vos chances de r\u00e9ussir un contrat \u00e9lev\u00e9 ne sont pas n\u00e9gligeables, vos risques de subir une p\u00e9nalit\u00e9, faibles. Lancez-vous dans la bagarre, m\u00eame si le sixi\u00e8me Pique fait d\u00e9faut.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>\u00c0 retenir<\/strong>&nbsp;:<em> L\u2019intervention au palier de 2 en majeure peut provenir d\u2019<strong>une main bicolore 5-5 ou m\u00eame 5-4<\/strong> avec une belle couleur.<\/em><\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">c) La question du contre<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Revenons au probl\u00e8me pos\u00e9 par les mains r\u00e9guli\u00e8res. Vous relevez le jeu suivant&nbsp;: &#x2660;AV8 <span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2665;<\/span>D4 <span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2666;<\/span>AD93 &#x2663;RV85. Vous vous appr\u00eatez \u00e0 ouvrir de 1SA quand, \u00e0 votre stup\u00e9faction, votre adversaire ouvre lui-m\u00eame de 1SA. Que pouvez-vous faire&nbsp;? Votre premier r\u00e9flexe est de contrer l\u2019impudent. Un contre punitif, vous pensez qu\u2019il va chuter, voil\u00e0.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le probl\u00e8me, c\u2019est que vous n\u2019\u00eates s\u00fbr de rien. Vous poss\u00e9dez 17 points, votre adversaire 15 au moins. Les 7 ou 8 points restants sont r\u00e9partis al\u00e9atoirement entre les deux derni\u00e8res mains. Si votre partenaire a 6 points, le contrat adverse va sans doute chuter. Si c\u2019est le partenaire de l\u2019ouvreur qui les a, vous n\u2019avez m\u00eame pas de quoi faire chuter 2 Sans-Atout, d\u2019autant que vous risquez fort de donner une lev\u00e9e \u00e0 l\u2019entame. En fait, <strong>contrer punitif l\u2019ouverture de 1SA avec une main r\u00e9guli\u00e8re est un mauvais pari<\/strong>. R\u00e9signez-vous \u00e0 passer, en esp\u00e9rant faire chuter le contrat finalement d\u00e9clar\u00e9 par l\u2019adversaire.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>\u00c0 retenir<\/strong>&nbsp;:<em> Avec <strong>une main r\u00e9guli\u00e8re, passez<\/strong> sur l\u2019ouverture, m\u00eame avec un jeu fort.<\/em><\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Cette fa\u00e7on de proc\u00e9der \u00ab&nbsp;lib\u00e8re&nbsp;\u00bb l\u2019ench\u00e8re de contre. Depuis de nombreuses ann\u00e9es, le contre est employ\u00e9 de mani\u00e8re <strong>conventionnelle<\/strong>. Aujourd\u2019hui, la convention adopt\u00e9e par la majorit\u00e9 des joueurs de comp\u00e9tition est la suivante&nbsp;:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>\u00c0 retenir<\/strong>&nbsp;:<em> Le contre indique une main bicolore comportant <strong>une mineure longue (d\u2019au moins cinq cartes)<\/strong> et <strong>une majeure exactement quatri\u00e8me<\/strong>.<\/em><\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Voici la main type pour contrer 1SA&nbsp;: &#x2660;RV103 <span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2665;<\/span>5 <span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2666;<\/span>R3 &#x2663;AD10752. Si le partenaire n\u2019a pas grand-chose, vous jouerez 2 Tr\u00e8fles. S\u2019il a des r\u00e9serves et un soutien \u00e0 Pique, vous pouvez entretenir des espoirs de contrat \u00e9lev\u00e9\u2026 Notez par ailleurs que l\u2019adoption du Landy \u00e0 2&#x2663; vous interdit d\u2019annoncer naturellement les Tr\u00e8fles, si ce n\u2019est au palier de 3\u2026<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dans les articles qui vont suivre, nous vous proposerons une solution pour diff\u00e9rencier les interventions unicolores des mains bicolores. Nous vous pr\u00e9senterons aussi les d\u00e9veloppements attach\u00e9s \u00e0 ces diff\u00e9rentes interventions.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Exercices pratiques&nbsp;!<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Tous vuln\u00e9rables.<\/li>\n<\/ol>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"878\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Example_1_FR_.png\" alt=\"\" class=\"wp-image-133311 size-full\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Example_1_FR_.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Example_1_FR_-300x263.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Example_1_FR_-768x674.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<ol style=\"list-style-type:lower-alpha\" class=\"wp-block-list\">\n<li>Passe<\/li>\n\n\n\n<li>Contre<\/li>\n<\/ol>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Solution<\/summary>\n<p class=\"wp-block-paragraph\"><strong>Passe = 5<\/strong><br>Contre = 2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">17 points r\u00e9guliers n\u2019ont jamais suffi \u00e0 faire chuter 1 Sans-Atout. D\u00e9j\u00e0, quelle serait votre entame&nbsp;? Vous risquez plus de plaies et de bosses que de succ\u00e8s en vous manifestant. <strong>Passez tranquillement.<\/strong><\/p>\n<\/details>\n<\/div><\/div>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>Tous vuln\u00e9rables.<\/li>\n<\/ol>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"878\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_2_.png\" alt=\"\" class=\"wp-image-133312 size-full\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_2_.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_2_-300x263.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_2_-768x674.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<ol style=\"list-style-type:lower-alpha\" class=\"wp-block-list\">\n<li>Passe<\/li>\n\n\n\n<li>2<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2666;<\/span><\/li>\n\n\n\n<li>2&#x2660;<\/li>\n<\/ol>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Solution<\/summary>\n<p class=\"wp-block-paragraph\"><strong>2&#x2660; = 5<\/strong><br>2<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2666;<\/span> = 5<br>Passe = 1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cette fois, avec <strong>un singleton et une couleur riche en interm\u00e9diaires<\/strong>, vous pouvez vous battre en comp\u00e9titives et m\u00eame d\u00e9clarer une manche gagnante. Selon votre syst\u00e8me, <strong>intervenez par 2&#x2660; naturel ou bien par 2<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2666;<\/span> multi<\/strong> (qui montre un unicolore majeur).<\/p>\n<\/details>\n<\/div><\/div>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>Tous vuln\u00e9rables.<\/li>\n<\/ol>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"878\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_3_.png\" alt=\"\" class=\"wp-image-133313 size-full\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_3_.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_3_-300x263.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_3_-768x674.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<ol style=\"list-style-type:lower-alpha\" class=\"wp-block-list\">\n<li>Passe<\/li>\n\n\n\n<li>2<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2666;<\/span><\/li>\n\n\n\n<li>2<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2665;<\/span><\/li>\n<\/ol>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Solution<\/summary>\n<p class=\"wp-block-paragraph\"><strong>2<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2665;<\/span> = 5<\/strong><br>2<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2666;<\/span> = 3<br>Passe = 1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Une distribution 5-5, deux bonnes couleurs, ne laissez pas passivement jouer l\u2019adversaire. <strong>Mieux vaut annoncer les C\u0153urs que les Carreaux<\/strong>&nbsp;: la manche \u00e0 C\u0153ur n\u2019est pas exclue et l\u2019ench\u00e8re de 2<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2666;<\/span> montre un unicolore majeur, n\u2019est-ce pas&nbsp;?<\/p>\n<\/details>\n<\/div><\/div>\n\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li>Personne vuln\u00e9rable.<\/li>\n<\/ol>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"878\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_4_.png\" alt=\"\" class=\"wp-image-133315 size-full\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_4_.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_4_-300x263.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_4_-768x674.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<ol style=\"list-style-type:lower-alpha\" class=\"wp-block-list\">\n<li>Passe<\/li>\n\n\n\n<li>Contre<\/li>\n\n\n\n<li>2&#x2660;<\/li>\n<\/ol>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Solution<\/summary>\n<p class=\"wp-block-paragraph\"><strong>Passe = 5<\/strong><br>2&#x2660; = 2<br>Contre = 1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Votre distribution tr\u00e8s r\u00e9guli\u00e8re doit vous inciter \u00e0 la prudence&nbsp;: si votre partenaire a un peu de jeu et quelques Piques, vous allez battre 1 Sans-Atout. S\u2019il n\u2019a ni l\u2019un ni l\u2019autre, vous risquez une p\u00e9nalit\u00e9 en annon\u00e7ant vos Piques. <strong>Soyez raisonnable, passez.<\/strong><\/p>\n<\/details>\n<\/div><\/div>\n\n\n\n<ol start=\"5\" class=\"wp-block-list\">\n<li>Personne vuln\u00e9rable.<\/li>\n<\/ol>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"878\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_5_.png\" alt=\"\" class=\"wp-image-133314 size-full\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_5_.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_5_-300x263.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_5_-768x674.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<ol style=\"list-style-type:lower-alpha\" class=\"wp-block-list\">\n<li>Passe<\/li>\n\n\n\n<li>2&#x2663;<\/li>\n\n\n\n<li>2&#x2660;<\/li>\n<\/ol>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Solution<\/summary>\n<p class=\"wp-block-paragraph\"><strong>2&#x2663; = 5<\/strong><br>2&#x2660; = 3<br>Passe = 1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le bicolore majeur est celui qui permet le plus facilement de jouer le contrat et de r\u00e9aliser une manche malgr\u00e9 l\u2019ouverture de 1SA. <strong>L\u2019ench\u00e8re de 2&#x2663; (Landy) a \u00e9t\u00e9 cr\u00e9\u00e9e pour l\u2019exprimer<\/strong>, ne vous en privez pas&nbsp;! Bien que vous n\u2019ayez que 9 points, vos couleurs sont belles.<\/p>\n<\/details>\n<\/div><\/div>\n\n\n\n<ol start=\"6\" class=\"wp-block-list\">\n<li>Tous vuln\u00e9rables.<\/li>\n<\/ol>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"878\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_6_.png\" alt=\"\" class=\"wp-image-133316 size-full\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_6_.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_6_-300x263.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_6_-768x674.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<ol style=\"list-style-type:lower-alpha\" class=\"wp-block-list\">\n<li>Passe<\/li>\n\n\n\n<li>2<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2665;<\/span><\/li>\n\n\n\n<li>3<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2665;<\/span><\/li>\n<\/ol>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Solution<\/summary>\n<p class=\"wp-block-paragraph\"><strong>3<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2665;<\/span> = 5<\/strong><br>2<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2665;<\/span> = 3<br>Passe = 1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Les sauts au palier de 3 demeurent des barrages<\/strong> derri\u00e8re l\u2019ouverture de 1SA. Attention, <strong>la possession d\u2019une couleur tr\u00e8s li\u00e9e est indispensable<\/strong> pour ne pas payer trop cher si vous \u00eates contr\u00e9&nbsp;!<\/p>\n<\/details>\n<\/div><\/div>\n\n\n\n<ol start=\"7\" class=\"wp-block-list\">\n<li>Est-Ouest vuln\u00e9rables.<\/li>\n<\/ol>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"878\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_7_.png\" alt=\"\" class=\"wp-image-133317 size-full\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_7_.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_7_-300x263.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_7_-768x674.png 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<ol style=\"list-style-type:lower-alpha\" class=\"wp-block-list\">\n<li>Passe<\/li>\n\n\n\n<li>Contre<\/li>\n\n\n\n<li>2&#x2660;<\/li>\n<\/ol>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Solution<\/summary>\n<p class=\"wp-block-paragraph\"><strong>Contre = 5<\/strong><br>2&#x2660; = 3<br>Passe = 1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cette fois, vous avez un espoir de manche malgr\u00e9 l\u2019ouverture. Une intervention \u00e0 2&#x2660; ne transmettrait pas ce message. <strong>Contrez d\u2019abord et annoncez 2&#x2660; au tour suivant<\/strong>, vous montrerez ainsi un unicolore puissant.<\/p>\n<\/details>\n<\/div><\/div>\n\n\n\n<ol start=\"8\" class=\"wp-block-list\">\n<li>Personne vuln\u00e9rable.<\/li>\n<\/ol>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"992\" src=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_8_.png\" alt=\"\" class=\"wp-image-133318 size-full\" srcset=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_8_.png 1000w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_8_-150x150.png 150w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_8_-300x298.png 300w, https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Exm_FR_8_-767x761.png 767w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<ol style=\"list-style-type:lower-alpha\" class=\"wp-block-list\">\n<li>Passe<\/li>\n\n\n\n<li>2<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2666;<\/span><\/li>\n\n\n\n<li>2<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2665;<\/span><\/li>\n<\/ol>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Solution<\/summary>\n<p class=\"wp-block-paragraph\"><strong>2<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2665;<\/span> = 5<\/strong><br>2<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2666;<\/span> = 2<br>Passe = 1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">En r\u00e9veil, ne vous pr\u00e9occupez pas de votre force&nbsp;: les adversaires se sont arr\u00eat\u00e9s \u00e0 1SA, Est doit avoir au moins une douzaine de points. <strong>Annoncez 2<span style=\"color: #ff0000;\" class=\"stk-highlight\">&#x2665;<\/span><\/strong>, vous avez une couleur correcte et un singleton, le contrat est forc\u00e9ment jouable.<\/p>\n<\/details>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-spacer stk-block-spacer stk--no-padding stk-block stk-8f1f0d5\" data-block-id=\"8f1f0d5\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">La prochaine fois qu\u2019un adversaire ouvrira de 1SA, interviendrez-vous ou passerez-vous&nbsp;?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Dites-le-nous dans les commentaires&nbsp;!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Quand intervenir sur le 1SA adverse, et quand passer<\/p>\n","protected":false},"author":37,"featured_media":133304,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[14921],"tags":[14441],"access":[13324,13325],"class_list":["post-133261","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cours-exercices-bridge","tag-bridge-lesson","access-premium","access-premium-plus"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>La bonne intervention - 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\/fr\/the-right-intervention\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La bonne intervention - Blog Funbridge\" \/>\n<meta property=\"og:description\" content=\"Quand intervenir sur le 1SA adverse, et quand passer\" \/>\n<meta property=\"og:url\" content=\"https:\/\/funbridge.com\/blog\/fr\/the-right-intervention\/\" \/>\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=\"2026-10-29T23:00:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/Header_Overcall-1NT_FR.png\" \/>\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\/png\" \/>\n<meta name=\"author\" content=\"Philippe Cronier\" \/>\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=\"Philippe Cronier\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"9 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/funbridge.com\\\/blog\\\/fr\\\/the-right-intervention\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/funbridge.com\\\/blog\\\/fr\\\/the-right-intervention\\\/\"},\"author\":{\"name\":\"Philippe Cronier\",\"@id\":\"https:\\\/\\\/funbridge.com\\\/blog\\\/#\\\/schema\\\/person\\\/42585bd6475c20851347dacaca1c4c9c\"},\"headline\":\"La bonne intervention\",\"datePublished\":\"2026-10-29T23:00:00+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/funbridge.com\\\/blog\\\/fr\\\/the-right-intervention\\\/\"},\"wordCount\":1841,\"commentCount\":1,\"publisher\":{\"@id\":\"https:\\\/\\\/funbridge.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/funbridge.com\\\/blog\\\/fr\\\/the-right-intervention\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/funbridge.com\\\/blog\\\/wp-content\\\/uploads\\\/Header_Overcall-1NT_FR.png\",\"keywords\":[\"bridge-lesson\"],\"articleSection\":[\"Cours et exercices de bridge\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/funbridge.com\\\/blog\\\/fr\\\/the-right-intervention\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/funbridge.com\\\/blog\\\/fr\\\/the-right-intervention\\\/\",\"url\":\"https:\\\/\\\/funbridge.com\\\/blog\\\/fr\\\/the-right-intervention\\\/\",\"name\":\"La bonne intervention - 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