Triple

T22632262
Position Surface form Disambiguated ID Type / Status
Subject Chiyoda City government E558583 entity
Predicate hasAdministrativeCenter P1474 FINISHED
Object Chiyoda City Office
Chiyoda City Office is the main municipal government building and administrative headquarters serving Tokyo’s Chiyoda ward.
 E558583 NE FINISHED

How this triple was built (4 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: Chiyoda City Office | Statement: [Chiyoda City government, hasAdministrativeCenter, Chiyoda City Office]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chiyoda City Office
Context triple: [Chiyoda City government, hasAdministrativeCenter, Chiyoda City Office]
  • A. Chiyoda City government
    The Chiyoda City government is the municipal administrative body responsible for local governance, public services, and urban management in Tokyo’s central Chiyoda ward, which includes Japan’s key political and bureaucratic districts.
  • B. Setagaya City Office
    Setagaya City Office is the municipal government headquarters responsible for administering Tokyo’s Setagaya ward, one of the city’s largest residential areas.
  • C. Chūō City Office
    Chūō City Office is the main administrative headquarters responsible for local government services and ward management in Tokyo’s Chūō ward.
  • D. Sumida City Office
    Sumida City Office is the municipal government headquarters responsible for administering Tokyo’s Sumida ward, including the Oshiage area.
  • E. Minato Ward Office
    Minato Ward Office is the local government building that administers public services and municipal affairs for Osaka’s Minato Ward.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Chiyoda City Office
Triple: [Chiyoda City government, hasAdministrativeCenter, Chiyoda City Office]
Generated description
Chiyoda City Office is the main municipal government building and administrative headquarters serving Tokyo’s Chiyoda ward.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Chiyoda City Office
Target entity description: Chiyoda City Office is the main municipal government building and administrative headquarters serving Tokyo’s Chiyoda ward.
  • A. Chiyoda City government chosen
    The Chiyoda City government is the municipal administrative body responsible for local governance, public services, and urban management in Tokyo’s central Chiyoda ward, which includes Japan’s key political and bureaucratic districts.
  • B. Setagaya City Office
    Setagaya City Office is the municipal government headquarters responsible for administering Tokyo’s Setagaya ward, one of the city’s largest residential areas.
  • C. Chūō City Office
    Chūō City Office is the main administrative headquarters responsible for local government services and ward management in Tokyo’s Chūō ward.
  • D. Sumida City Office
    Sumida City Office is the municipal government headquarters responsible for administering Tokyo’s Sumida ward, including the Oshiage area.
  • E. Minato Ward Office
    Minato Ward Office is the local government building that administers public services and municipal affairs for Osaka’s Minato Ward.
  • F. None of above.

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_69e245467d9881908d6985bd0db7a1f1 completed April 17, 2026, 2:35 p.m.
NER Named-entity recognition batch_69f17009ecb0819082f94505b0e2c5b8 completed April 29, 2026, 2:42 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0b4e0b2dd081909b063c50b18579c4 completed May 18, 2026, 5:36 p.m.
NEDg Description generation batch_6a0b4ed997448190a6fe89160ccc223b completed May 18, 2026, 5:39 p.m.
NED2 Entity disambiguation (via description) batch_6a0b4f8600448190a726d0fe91e17cff completed May 18, 2026, 5:42 p.m.
Created at: April 17, 2026, 3:02 p.m.