Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 5415,Quadrangularly Sparse,2023-11-26,"[""Mark""]","[""Kennet's Dad""]","[""Arrow"",""Consecutive"",""Killer""]","{""alt"":""What's Going on in this Quad?"",""caption"":""What's Going on in this Quad?"",""img_src"":""https://img.youtube.com/vi/Qs3U0Z1BuCM/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=Qs3U0Z1BuCM""}",00:41:40,42