Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 830,Sudoku #830,2019-10-05,"[""Simon""]","[""Richard Stolk""]","[""Irregular"",""O/E"",""Toroidal""]","{""alt"":""The Puzzle That Defeated The World's Best Sudoku Players"",""caption"":""The Puzzle That Defeated The World's Best Sudoku Players"",""img_src"":""https://img.youtube.com/vi/bN9WIy-fjwI/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=bN9WIy-fjwI""}",00:20:29,21