Triple

T17241296
Position Surface form Disambiguated ID Type / Status
Subject Chōfu Airport E418503 entity
Predicate operator P179 FINISHED
Object Tokyo Metropolitan Government E131331 NE FINISHED

How this triple was built (2 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: Tokyo Metropolitan Government | Statement: [Chōfu Airport, operator, Tokyo Metropolitan Government]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tokyo Metropolitan Government
Context triple: [Chōfu Airport, operator, Tokyo Metropolitan Government]
  • A. Tokyo Metropolitan Government chosen
    The Tokyo Metropolitan Government is the administrative body responsible for governing Tokyo’s 23 special wards and surrounding municipalities, overseeing regional policies, public services, and urban planning for Japan’s capital.
  • B. Kanagawa Prefectural Government
    Kanagawa Prefectural Government is the administrative authority responsible for governing Kanagawa Prefecture in Japan, overseeing regional policies, public services, and coordination with municipal governments such as Yokohama.
  • C. Minato City Government
    Minato City Government is the municipal administrative body responsible for governing and providing public services in Tokyo’s Minato Ward.
  • D. Chuo City government
    The Chuo City government is the municipal authority responsible for administering Tokyo’s Chuo ward, including major commercial areas such as Kyobashi, Ginza, and Nihonbashi.
  • E. Chiba Prefectural Government
    Chiba Prefectural Government is the administrative authority of Chiba Prefecture in Japan, responsible for regional governance, public services, and economic development policies.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d886d8e96081909870bff6c3d0bf09 completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e42e203ec88190a21f38cbb18a14fa completed April 19, 2026, 1:21 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0170f1511c8190b70cb37e713a406a completed May 11, 2026, 6:02 a.m.
Created at: April 10, 2026, 5:39 a.m.