{"version":"1.0","provider_name":"Schlankes Magazin","provider_url":"https:\/\/www.sleek-mag.com\/de","title":"What the Black Square did next What the Black Square did next","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"ncXDzI5J3f\"><a href=\"https:\/\/www.sleek-mag.com\/de\/article\/what-the-black-square-did-next\/\">What the Black Square did next<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.sleek-mag.com\/de\/article\/what-the-black-square-did-next\/embed\/#?secret=ncXDzI5J3f\" width=\"600\" height=\"338\" title=\"&#8222;What the Black Square did next&#8220; &#8211; Sleek Magazine\" data-secret=\"ncXDzI5J3f\" 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\/\/# sourceURL=https:\/\/www.sleek-mag.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>","thumbnail_url":null,"thumbnail_width":null,"thumbnail_height":null,"description":"Theo van Doesburg, Colour design for ceiling and three walls, small ballroom, conversion of Caf\u00e9 Aubette interior Strasbourg, 1926\u20137. Courtesy Galerie Gmurzynska AG. \u00a9 the Artist. All rights reserved. Curated by Iwona Blazwick, the Whitechapel Gallery\u2019s latest exhibition &#8220;Adventures of the Black Square: Abstract Art and Society 1915-2015&#8221;, is a dense multi-disciplinary show that delineates..."}