{"version":"1.0","provider_name":"Zatopek Magazine","provider_url":"https:\/\/www.zatopekmagazine.com\/be-nl\/","author_name":"Zatopek Team","author_url":"https:\/\/www.zatopekmagazine.com\/be-nl\/author\/eventzatopekmagazine-com\/","title":"Voorbereiding op de 15km van Woluwe - Zatopek Magazine","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"cpNrFTNGUM\"><a href=\"https:\/\/www.zatopekmagazine.com\/be-nl\/15km-woluwe\/voorbereiding-op-de-15km-van-woluwe\/\">Voorbereiding op de 15km van Woluwe<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.zatopekmagazine.com\/be-nl\/15km-woluwe\/voorbereiding-op-de-15km-van-woluwe\/embed\/#?secret=cpNrFTNGUM\" width=\"600\" height=\"338\" title=\"&#8220;Voorbereiding op de 15km van Woluwe&#8221; &#8212; Zatopek Magazine\" data-secret=\"cpNrFTNGUM\" 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.zatopekmagazine.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"Groepstrainingen De laatste jaren zijn er collectieve trainingen georganiseerd in het Jubelpark om zich voor te bereiden op de race. In het begin waren deze trainingen beperkt tot de 12 weken voorafgaand aan de 15 km, maar sinds 2012 is de formule uitgebreid tot meer dan 12 weken, waardoor hardlopers in groepen kunnen trainen voor [&hellip;]","thumbnail_url":"https:\/\/www.zatopekmagazine.com\/wp-content\/uploads\/2019\/08\/Chrsitian_Logo-Zatac-600px-300x122.png"}