Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 2387,The X Sudoku,2021-10-24,"[""Mark""]","[""Marvin Kannhauser""]","[""Palindrome"",""Quadruple"",""Thermo""]","{""alt"":""The X Factor in Sudoku"",""caption"":""The X Factor in Sudoku"",""img_src"":""https://img.youtube.com/vi/t3sqlGZwM5I/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=t3sqlGZwM5I""}",00:28:06,29 1907,Self-Taught Killer,2021-05-05,"[""Mark""]","[""Marvin Kannhauser""]","[""Diagonal"",""Palindrome"",""Sums""]","{""alt"":""A Puzzle with all the Clues Concealed!"",""caption"":""A Puzzle with all the Clues Concealed!"",""img_src"":""https://img.youtube.com/vi/bYR9tX_imlk/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=bYR9tX_imlk""}",00:31:03,32