{"version":"1.0","provider_name":"Blog Funbridge","provider_url":"https:\/\/funbridge.com\/blog","author_name":"Alain L\u00e9vy","title":"3&#x2660; and 3NT relay control bids - Blog Funbridge","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"dYmUGR36f0\"><a href=\"https:\/\/funbridge.com\/blog\/en\/3-spades-and-3nt-relay-control-bids\/\">3&#x2660; and 3NT relay control bids<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/funbridge.com\/blog\/en\/3-spades-and-3nt-relay-control-bids\/embed\/#?secret=dYmUGR36f0\" width=\"600\" height=\"338\" title=\"\u00ab\u00a03&#x2660; and 3NT relay control bids\u00a0\u00bb &#8212; Blog Funbridge\" data-secret=\"dYmUGR36f0\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n<\/script>\n","thumbnail_url":"https:\/\/funbridge.com\/blog\/wp-content\/uploads\/3-spades-and-3nt-relay-control-bids-1-1024x576.jpg","thumbnail_width":1024,"thumbnail_height":576,"description":"In order to reach a good slam in a suit, you have to discover support, quantify your assets, check for controls and finally apply Blackwood. The process of checking follows the showing of support (excluding expected controls). There is, therefore, little space left to complete all checks before the 4NT level. In what follows you will learn the techniques that will allow you to bid economically. Introduction: limit supports A player receiving 3-level limit support for his major has three options: Limit supports at the 3-level are always direct jumps. They are all non-forcing. a) The opening b) Opener&#8217;s rebid\u2026"}