{"database": "ctc-catalogue", "table": "pencil_puzzles", "rows": [[7653, "4x4??", "2025-09-24", "[\"Mark\"]", "Latin Square", "[\"mellowrobinson\"]", "[\"8x8\",\"Consecutive\",\"Quadruple\",\"Sums\"]", "{\"alt\":\"Mellow Magic\",\"caption\":\"Mellow Magic\",\"img_src\":\"https://img.youtube.com/vi/k33tuVb60r0/mqdefault.jpg\",\"href\":\"https://www.youtube.com/watch?v=k33tuVb60r0\"}", "00:34:07", 35]], "columns": ["Id", "Puzzle Title", "Date", "Solver", "Type", "Setter", "Constraints", "Video", "Video Length", "Video Length (Minutes)"], "primary_keys": ["Id"], "primary_key_values": ["7653"], "units": {"Video Length (Minutes)": "minute"}, "query_ms": 28.02430299925618, "source": "Cracking the Cryptic Catalogue", "source_url": "https://docs.google.com/spreadsheets/d/1rVqAjm-l_Urjd3TNmIc3SmTmz_OlgSoBuhY7RPgiuRg/edit?usp=sharing"}