Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 1869,The Knot,2021-04-18,"[""Simon""]","[""Arun Iyer""]","[""Arrow"",""Irregular""]","{""alt"":""How Can A Sudoku Contain A Knot?!"",""caption"":""How Can A Sudoku Contain A Knot?!"",""img_src"":""https://img.youtube.com/vi/8TGsvxfGLNw/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=8TGsvxfGLNw""}",00:38:02,39