{"type":"rich","version":"1.0","title":"https://egghead.io/lessons/javascript-semigroup-examples","author_name":"zacjones93","author_url":"https://plnkr.co/users/zacjones93","provider_name":"Plunker","provider_url":"https://plnkr.co","html":"<iframe id=\"plnkr_embed_Kt1riQvnI5pxrRQ4rTzj\" class=\"plnkr_embed_iframe\" style=\"width: 100%; overflow: hidden;\" src=\"https://embed.plnkr.co/plunk/Kt1riQvnI5pxrRQ4rTzj?autoCloseSidebar&deferRun&show=preview\" width=\"600\" height=\"400\" frameborder=\"0\" scrolling=\"no\"></iframe>","width":600,"height":400,"thumbnail_url":"https://shot.plnkr.co/Kt1riQvnI5pxrRQ4rTzj.png?d=2016-12-13T01%3A43%3A50.831Z","thumbnail_width":400,"thumbnail_height":300}