{"type":"rich","version":"1.0","title":"KARTA PRACY 4 - Wyzwania i rozwi\u0105zania","provider_name":"Heyzine","provider_url":"https:\/\/heyzine.com","html":"<iframe allowfullscreen=\"allowfullscreen\" allow=\"clipboard-write\" scrolling=\"no\" class=\"fp-iframe\" style=\"width: 100%; height: 600px;\" src=\"https:\/\/heyzine.com\/flip-book\/0aa64efc7c.html\"><\/iframe>","width":1920,"height":4800,"thumbnail_url":"https:\/\/cdnc.heyzine.com\/files\/uploaded\/v2\/0aa64efc7cf2351bc8790764a1b3652abb5a0ce8.pdf-thumb.jpg","thumbnail_width":1400,"thumbnail_height":3500}