{"product_id":"absolutely-nastyr-sudoku-level-4","title":"Absolutely Nasty(r) Sudoku Level 4","description":"Top solvers can try their hand at the One-Sided Gordonian Rectangle; Extended Gordonian Rectangle; Gordonian Polygon; and Alternating Digits. (But they can take comfort in knowing that no more than one will occur in any single puzzle.)\u003cdiv style=\"display:none\"\u003eISBN-10: 1402743998\u003cbr\u003eISBN-13: 9781402743993\u003cbr\u003eAuthor: Longo, Frank, N\/A, N\/A\u003cbr\u003ePublisher: Puzzlewright Press\u003cbr\u003e\n\u003c\/div\u003e","brand":"Puzzlewright Press","offers":[{"title":"Paperback- Spiral Binding (Mar 2007)","offer_id":45659854733509,"sku":"9781402743993","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0708\/6414\/2533\/files\/9781402743993.jpg?v=1768915093","url":"https:\/\/www.inveni.store\/products\/absolutely-nastyr-sudoku-level-4","provider":"Inveni","version":"1.0","type":"link"}