Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 1928,Hidden Identity Killers,2021-05-15,"[""Simon""]","[""Fluster""]","[""Ambiguous Clues"",""Killer"",""Sums""]","{""alt"":""How Can This Sudoku Have No Digits At All?"",""caption"":""How Can This Sudoku Have No Digits At All?"",""img_src"":""https://img.youtube.com/vi/NYyqI2L8bPQ/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=NYyqI2L8bPQ""}",00:47:34,48