Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 1915,Disjoint Killer Sudoku,2021-05-09,"[""Mark""]","[""Jon Landers""]","[""Disjoint Groups"",""Killer"",""XV""]","{""alt"":""This is an Elegant Killer"",""caption"":""This is an Elegant Killer"",""img_src"":""https://img.youtube.com/vi/Iq-NkSb4ajM/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=Iq-NkSb4ajM""}",00:23:23,24