Id,Puzzle Title,Date,Solver,Setter,Constraints,Video,Video Length,Video Length (Minutes) 8180,Guided Sums,2026-02-16,"[""Mark""]","[""Dorlir""]","[""Incomplete Clues"",""Region Sum Lines""]","{""alt"":""Sums that can only be done ... Once you know what they are!"",""caption"":""Sums that can only be done ... Once you know what they are!"",""img_src"":""https://img.youtube.com/vi/6ybbET5VuyA/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=6ybbET5VuyA""}",00:50:58,51 7900,Lockdown,2025-12-04,"[""Simon""]","[""Dorlir""]","[""German Whispers"",""Palindrome"",""Region Sum Lines""]","{""alt"":""Maths Professor Showcases New Logic"",""caption"":""Maths Professor Showcases New Logic"",""img_src"":""https://img.youtube.com/vi/NsiGrBiISOs/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=NsiGrBiISOs""}",01:33:58,94 5782,Segue Ursa,2024-03-15,"[""Mark""]","[""Dorlir""]","[""Ambiguous Clues"",""Count"",""Difference"",""Region Sum Lines"",""Spiral Galaxies""]","{""alt"":""One Galaxy to Rule them All"",""caption"":""One Galaxy to Rule them All"",""img_src"":""https://img.youtube.com/vi/RReBoAtHyTQ/mqdefault.jpg"",""href"":""https://www.youtube.com/watch?v=RReBoAtHyTQ""}",01:03:30,64