Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 1235,Renban Sudoku,2020-06-21,"[""Mark""]","[""Christoph Seeliger""]","[""Renban""]","{""alt"":""The Sudoku They Left Behind"",""caption"":""The Sudoku They Left Behind"",""img_src"":""https://img.youtube.com/vi/9a_5dcBJPw4/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=9a_5dcBJPw4""}",00:18:47,19