{"query": "Lefschetz 1924 — L'analysis situs et la géométrie algébrique", "count": 2, "results": [{"id": "card_chain_lefschetz_1924", "title": "Lefschetz 1924 — L'analysis situs et la géométrie algébrique", "shelf": "codex", "surface": "secular", "snippet": "S. Lefschetz (1924). L'analysis situs et la géométrie algébrique. Gauthier-Villars, Paris, 1924. Cited by its record. License as found: public domain (the author died more than a century ago, or the w", "authority_tier": "reference", "source": "S. Lefschetz (1924), Gauthier-Villars, Paris, 1924", "readable": false, "generated": false}, {"id": "card_question_hodge", "title": "The Hodge conjecture", "shelf": "millennium", "surface": "secular", "snippet": "The Hodge conjecture. On a projective non-singular algebraic variety over the complex numbers, every Hodge class is a rational linear combination of classes of algebraic cycles. Its chart is the tick ", "authority_tier": "reference", "source": "Clay Mathematics Institute, the Millennium Prize Problems (2000)", "readable": false, "generated": false}], "house": {"door": "FIND", "kind": "cards", "trail": "results", "seal": null, "next_step": {"do": "open the top card", "door": "FIND", "tool": "card_get", "params": {"id": "card_chain_lefschetz_1924"}}, "ends": "a verdict or a card · the trail · a seal · one next step"}}