{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Practice Combinatorics: Level 2 (ages 9 to 11) (Competitive Mathematics for Gifted Students) (Volume 8)","author_name":"Cleo Borac, Silviu Borac","thumbnail_url":"https://www.ebooknetworking.net/books/069/224/big0692244905.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0692244905.html\">Practice Combinatorics: Level 2 (ages 9 to 11) (Competitive Mathematics for Gifted Students) (Volume 8)</a>","width":400,"height":300}