Triple

T20938547
Position Surface form Disambiguated ID Type / Status
Subject Iwata E515652 entity
Predicate hasCityHall P796 FINISHED
Object Iwata City Hall
Iwata City Hall is the main municipal government building and administrative center serving the city of Iwata in Shizuoka Prefecture, Japan.
 E1458181 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: Iwata City Hall | Statement: [Iwata, hasCityHall, Iwata City Hall]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Iwata City Hall
Context triple: [Iwata, hasCityHall, Iwata City Hall]
  • A. Hadano City Hall
    Hadano City Hall is the main municipal government building and administrative center serving the city of Hadano in Kanagawa Prefecture, Japan.
  • B. Wakayama City Hall
    Wakayama City Hall is the main municipal government building and administrative center serving the city of Wakayama in Japan.
  • C. Izumo City Hall
    Izumo City Hall is the main administrative building and local government headquarters serving the city of Izumo in Shimane Prefecture, Japan.
  • D. Etajima City Hall
    Etajima City Hall is the main municipal government building and administrative headquarters serving the city of Etajima in Hiroshima Prefecture, Japan.
  • E. Yokosuka City Hall
    Yokosuka City Hall is the main municipal government building and administrative center serving the city of Yokosuka in Kanagawa Prefecture, Japan.
  • 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: Iwata City Hall
Triple: [Iwata, hasCityHall, Iwata City Hall]
Generated description
Iwata City Hall is the main municipal government building and administrative center serving the city of Iwata in Shizuoka Prefecture, Japan.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Iwata City Hall
Target entity description: Iwata City Hall is the main municipal government building and administrative center serving the city of Iwata in Shizuoka Prefecture, Japan.
  • A. Hadano City Hall
    Hadano City Hall is the main municipal government building and administrative center serving the city of Hadano in Kanagawa Prefecture, Japan.
  • B. Wakayama City Hall
    Wakayama City Hall is the main municipal government building and administrative center serving the city of Wakayama in Japan.
  • C. Izumo City Hall
    Izumo City Hall is the main administrative building and local government headquarters serving the city of Izumo in Shimane Prefecture, Japan.
  • D. Etajima City Hall
    Etajima City Hall is the main municipal government building and administrative headquarters serving the city of Etajima in Hiroshima Prefecture, Japan.
  • E. Yokosuka City Hall
    Yokosuka City Hall is the main municipal government building and administrative center serving the city of Yokosuka in Kanagawa Prefecture, Japan.
  • 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_69e0b4fc13408190b06868df03c5c29b completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e6f95419a48190b7f62abc59f38bef completed April 21, 2026, 4:13 a.m.
NED1 Entity disambiguation (via context triple) batch_6a091fd65840819085742a8c45a8a012 completed May 17, 2026, 1:54 a.m.
NEDg Description generation batch_6a0920c37ec48190a043097a24151022 completed May 17, 2026, 1:58 a.m.
NED2 Entity disambiguation (via description) batch_6a09219be3c48190a610062e59e05876 completed May 17, 2026, 2:02 a.m.
Created at: April 16, 2026, 12:50 p.m.