Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 2147,Killer Sudoku X,2021-08-06,"[""Simon""]","[""jovi_al""]","[""Diagonal"",""Killer""]","{""alt"":""Expert Sudoku Technique: Counting The Digits"",""caption"":""Expert Sudoku Technique: Counting The Digits"",""img_src"":""https://img.youtube.com/vi/GoeKVoK0qFM/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=GoeKVoK0qFM""}",00:25:13,26 1985,Mirrors,2021-06-10,"[""Simon""]","[""jovi_al""]","[""Diagonal"",""Killer""]","{""alt"":""Can Mirrors Help You Solve Sudoku?"",""caption"":""Can Mirrors Help You Solve Sudoku?"",""img_src"":""https://img.youtube.com/vi/wrYk8fsUjuQ/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=wrYk8fsUjuQ""}",00:42:07,43