Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 6949,Into the Blue,2025-03-06,"[""Mark""]","[""Maxim Li""]","[""Indexing"",""Region Sum Lines""]","{""alt"":""A New Sudoku out of the Blue!"",""caption"":""A New Sudoku out of the Blue!"",""img_src"":""https://img.youtube.com/vi/8_tgUC-4-0U/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=8_tgUC-4-0U""}",01:23:16,84