Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 7844,4-Color Killer Sudoku #2,2025-11-19,"[""Simon""]","[""Nylimb""]","[""Adjacency"",""Killer"",""Unknown Values""]","{""alt"":""The 4 Colour Theorem: A 100% Sudoku Challenge"",""caption"":""The 4 Colour Theorem: A 100% Sudoku Challenge"",""img_src"":""https://img.youtube.com/vi/rAuRTeRk5dk/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=rAuRTeRk5dk""}",01:12:40,73