{"version":"1.0","provider_name":"365Chess","provider_url":"https:\/\/www.365chess.com\/view","author_name":"Eric AFM Briffoz","author_url":"https:\/\/www.365chess.com\/view\/author\/bitopar\/","title":"Chigorin Defense with IM Milovan Ratkovic - 365Chess","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"DTXUpapBOH\"><a href=\"https:\/\/www.365chess.com\/view\/shop\/chigorin-defense-with-im-milovan-ratkovic\/\">Chigorin Defense with IM Milovan Ratkovic<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.365chess.com\/view\/shop\/chigorin-defense-with-im-milovan-ratkovic\/embed\/#?secret=DTXUpapBOH\" width=\"600\" height=\"338\" title=\"&#8220;Chigorin Defense with IM Milovan Ratkovic&#8221; &#8212; 365Chess\" data-secret=\"DTXUpapBOH\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(c,d){\"use strict\";var e=!1,o=!1;if(d.querySelector)if(c.addEventListener)e=!0;if(c.wp=c.wp||{},c.wp.receiveEmbedMessage);else if(c.wp.receiveEmbedMessage=function(e){var t=e.data;if(!t);else if(!(t.secret||t.message||t.value));else if(\/[^a-zA-Z0-9]\/.test(t.secret));else{for(var r,s,a,i=d.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),n=d.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),o=new RegExp(\"^https?:$\",\"i\"),l=0;l<n.length;l++)n[l].style.display=\"none\";for(l=0;l<i.length;l++)if(r=i[l],e.source!==r.contentWindow);else{if(r.removeAttribute(\"style\"),\"height\"===t.message){if(1e3<(s=parseInt(t.value,10)))s=1e3;else if(~~s<200)s=200;r.height=s}if(\"link\"===t.message)if(s=d.createElement(\"a\"),a=d.createElement(\"a\"),s.href=r.getAttribute(\"src\"),a.href=t.value,!o.test(a.protocol));else if(a.host===s.host)if(d.activeElement===r)c.top.location.href=t.value}}},e)c.addEventListener(\"message\",c.wp.receiveEmbedMessage,!1),d.addEventListener(\"DOMContentLoaded\",t,!1),c.addEventListener(\"load\",t,!1);function t(){if(o);else{o=!0;for(var e,t,r,s=-1!==navigator.appVersion.indexOf(\"MSIE 10\"),a=!!navigator.userAgent.match(\/Trident.*rv:11\\.\/),i=d.querySelectorAll(\"iframe.wp-embedded-content\"),n=0;n<i.length;n++){if(!(r=(t=i[n]).getAttribute(\"data-secret\")))r=Math.random().toString(36).substr(2,10),t.src+=\"#?secret=\"+r,t.setAttribute(\"data-secret\",r);if(s||a)(e=t.cloneNode(!0)).removeAttribute(\"security\"),t.parentNode.replaceChild(e,t);t.contentWindow.postMessage({message:\"ready\",secret:r},\"*\")}}}}(window,document);\n<\/script>\n","thumbnail_url":"https:\/\/www.365chess.com\/view\/wp-content\/uploads\/2023\/09\/7856.jpg","thumbnail_width":1254,"thumbnail_height":1254,"description":"In this course, IM Milovan Ratkovic teaches Chigorin Defense. Do you want to have a powerful weapon against 1.d4? Do you want to surprise your opponent with an old, yet solid and powerful opening? After d4 d5 2.c4, White is surely well prepared for 2...e6 or 2...c6. But be prepared to his open-wide eyes while you play 2....Nc6!"}