Triple

T1477426
Position Surface form Disambiguated ID Type / Status
Subject Shizuo Kakutani E30873 entity
Predicate hasTheoremNamedAfter P29208 FINISHED
Object Kakutani fixed-point theorem E3648 NE FINISHED

How this triple was built (3 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Kakutani fixed-point theorem | Statement: [Shizuo Kakutani, hasTheoremNamedAfter, Kakutani fixed-point theorem]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kakutani fixed-point theorem
Context triple: [Shizuo Kakutani, hasTheoremNamedAfter, Kakutani fixed-point theorem]
  • A. Kakutani fixed-point theorem chosen
    The Kakutani fixed-point theorem is a fundamental result in mathematical analysis and game theory that guarantees the existence of fixed points for certain set-valued (multivalued) functions, underpinning key existence proofs such as Nash equilibria.
  • B. Glicksberg fixed-point theorem
    The Glicksberg fixed-point theorem is a result in functional analysis that extends Kakutani’s fixed-point theorem to certain infinite-dimensional or compact convex subsets of locally convex topological vector spaces.
  • C. Schauder fixed-point theorem
    The Schauder fixed-point theorem is a fundamental result in functional analysis that guarantees the existence of fixed points for continuous compact mappings on convex closed subsets of Banach spaces, generalizing the Brouwer fixed-point theorem to infinite-dimensional settings.
  • D. Brouwer fixed-point theorem
    The Brouwer fixed-point theorem is a fundamental result in topology stating that any continuous function from a compact convex set (such as a closed disk) to itself has at least one fixed point.
  • E. Banach fixed-point theorem
    The Banach fixed-point theorem is a fundamental result in metric space theory that guarantees the existence and uniqueness of a fixed point for any contraction mapping and provides a method for finding it via iterative approximation.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasTheoremNamedAfter
Context triple: [Shizuo Kakutani, hasTheoremNamedAfter, Kakutani fixed-point theorem]
  • A. hasAwardNamedAfter
    Indicates that an entity has an award that is named in honor of another entity.
  • B. hasLawNamedAfter
    Indicates that a law or piece of legislation is named in honor of, or directly after, a particular entity.
  • C. hasAsteroidNamedAfter
    Indicates that an asteroid has been officially named in honor of a particular entity.
  • D. hasHeritageSiteNamedAfter
    Indicates that one entity has a heritage site that is named after another entity.
  • E. hasCraterNamedAfter
    Indicates that a crater is named in honor of a particular person, place, or entity.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69a498fe55a88190ab7f9e40ace88e49 completed March 1, 2026, 7:52 p.m.
NER Named-entity recognition batch_69a4c605d4c0819088ab06678b2ba6f3 completed March 1, 2026, 11:04 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad232d039c8190840719485e214bfc completed March 8, 2026, 7:20 a.m.
PD Predicate disambiguation batch_69a4c484e52c81908948ff8c0a42751b completed March 1, 2026, 10:58 p.m.
PDg Predicate description generation batch_69a4c57984088190b2c2d2d9cc2e5df9 completed March 1, 2026, 11:02 p.m.
Created at: March 1, 2026, 8:11 p.m.