Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 1709,1-2-'21,2021-02-01,"[""Mark""]","[""Frans Wentholt"",""Jurre Klinkenberg""]","[""Anti-Knight"",""Palindrome""]","{""alt"":""Back to the Future"",""caption"":""Back to the Future"",""img_src"":""https://img.youtube.com/vi/1w8R6sX7RZA/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=1w8R6sX7RZA""}",00:19:58,20 1603,Anti-Knight Circles,2020-12-12,"[""Mark""]","[""Frans Wentholt"",""Jurre Klinkenberg""]","[""Anti-Knight""]","{""alt"":""More Tatooine Suns?"",""caption"":""More Tatooine Suns?"",""img_src"":""https://img.youtube.com/vi/Af9T4lWwAlc/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=Af9T4lWwAlc""}",00:17:31,18 1539,Chess Magic Sudoku,2020-11-12,"[""Mark""]","[""Frans Wentholt"",""Jurre Klinkenberg""]","[""Anti-Knight"",""Magic Square"",""Set Values"",""Thermo""]","{""alt"":""Chess + Sudoku = Magic"",""caption"":""Chess + Sudoku = Magic"",""img_src"":""https://img.youtube.com/vi/ifgYyI-9ihU/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=ifgYyI-9ihU""}",00:14:42,15