Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 7504,Terrace,2025-08-13,"[""Mark""]","[""Henk Nicolai""]","[""159"",""Dutch Flat Mates"",""O/E"",""XV""]","{""alt"":""Fives are Strange Neighbours!"",""caption"":""Fives are Strange Neighbours!"",""img_src"":""https://img.youtube.com/vi/YBcGElZhcpg/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=YBcGElZhcpg""}",00:40:18,41 3090,Triclinium,2022-05-09,"[""Mark""]","[""Henk Nicolai""]","[""Kropki"",""Numbered Rooms"",""XV""]","{""alt"":""A Lot of Empty Rooms"",""caption"":""A Lot of Empty Rooms"",""img_src"":""https://img.youtube.com/vi/-78lEgjZUhk/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=-78lEgjZUhk""}",00:31:30,32