Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 3462,Four Primes,2022-07-31,"[""Simon""]","[""James Kopp""]","[""Kropki"",""Primes"",""Sums""]","{""alt"":""A Sudoku With Only Four Prime Numbers"",""caption"":""A Sudoku With Only Four Prime Numbers"",""img_src"":""https://img.youtube.com/vi/4oqZ1p3lU2s/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=4oqZ1p3lU2s""}",00:41:32,42