Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 7656,Queens Gambit,2025-09-25,"[""Mark""]","[""Morphy""]","[""Chess"",""Killer"",""O/E""]","{""alt"":""A New Sudoku Chess Variant"",""caption"":""A New Sudoku Chess Variant"",""img_src"":""https://img.youtube.com/vi/xg4guKKcdu8/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=xg4guKKcdu8""}",00:24:18,25