Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 2120,Quatre Coins,2021-07-28,"[""Simon""]","[""Tallcat""]","[""Arrow"",""Diagonal"",""Kropki""]","{""alt"":""The Sudoku Logic Of The Four Corners"",""caption"":""The Sudoku Logic Of The Four Corners"",""img_src"":""https://img.youtube.com/vi/yiATtxEl1XE/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=yiATtxEl1XE""}",00:35:18,36