Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 8677,Counting Killers,2026-06-05,"[""Simon""]","[""Yawnus""]","[""Counting Sets"",""Killer""]","{""alt"":""The Simplest Extra Sudoku Rule"",""caption"":""The Simplest Extra Sudoku Rule"",""img_src"":""https://img.youtube.com/vi/xzXnxCeFSt4/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=xzXnxCeFSt4""}",00:54:16,55