{"version":"1.0","provider_name":"Sport Concept - Projekt | Budowa | Wyposa\u017cenie","provider_url":"https:\/\/sport-concept.pl","author_name":"Admin","author_url":"https:\/\/sport-concept.pl\/index.php\/author\/admin\/","title":"Boiska pi\u0142karskie &#8211; Sport Concept - Projekt | Budowa | Wyposa\u017cenie","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"zqOFHjgBH9\"><a href=\"https:\/\/sport-concept.pl\/index.php\/boiska-pilkarskie\/\">Boiska pi\u0142karskie<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/sport-concept.pl\/index.php\/boiska-pilkarskie\/embed\/#?secret=zqOFHjgBH9\" width=\"600\" height=\"338\" title=\"&#8222;Boiska pi\u0142karskie&#8221; &#8212; Sport Concept - Projekt | Budowa | Wyposa\u017cenie\" data-secret=\"zqOFHjgBH9\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\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:\/\/sport-concept.pl\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","description":"Nawierzchnia boiska pi\u0142karskiego musi spe\u0142nia\u0107 okre\u015blone normy i wymogi, aby mog\u0142y si\u0119 na niej odbywa\u0107 zawody sportowe. Trawa naturalna wymaga ogromnych nak\u0142ad\u00f3w pracy i koszt\u00f3w, aby utrzyma\u0107 j\u0105 w nale\u017cytej [&hellip;]","thumbnail_url":"https:\/\/sport-concept.pl\/wp-content\/uploads\/2026\/03\/32_c41f2063-0de0-43c6-a07a-a038361cb453.webp","thumbnail_width":533,"thumbnail_height":533}