Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 1389,Sudoku #1389,2020-09-03,"[""Mark""]","[""James Marjamaa""]","[""Primes"",""Sandwich""]","{""alt"":""A sudoku with only '1' given!"",""caption"":""A sudoku with only '1' given!"",""img_src"":""https://img.youtube.com/vi/OvbYtgrLXpU/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=OvbYtgrLXpU""}",00:27:45,28