Triple

T16028023
Position Surface form Disambiguated ID Type / Status
Subject 北の丸公園 E388767 entity
Predicate 歴史的背景 P43371 FINISHED
Object 江戸城の一部であった区域を戦後に公園化した LITERAL FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's LITERAL type shown above.

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: 江戸城の一部であった区域を戦後に公園化した | Statement: [北の丸公園, 歴史的背景, 江戸城の一部であった区域を戦後に公園化した]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: 歴史的背景
Context triple: [北の丸公園, 歴史的背景, 江戸城の一部であった区域を戦後に公園化した]
  • A. historicalBackground chosen
    Indicates that one entity provides contextual historical information or circumstances that help explain the origin, development, or significance of another entity.
  • B. hasHistoricalContext
    Indicates that something is related to, influenced by, or best understood in light of specific past events, conditions, or time periods.
  • C. historicalReason
    Indicates that one entity exists, occurs, or is justified because of causes, events, or circumstances rooted in the past of another entity.
  • D. historicalOrigin
    Indicates the relationship by which one entity serves as the source, origin, or starting point in history for another entity.
  • E. historical
    Indicates that the subject has existed, occurred, or been relevant in the past rather than in the present or future.
  • F. None of above.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d86dada3808190825d5f80d72fbe88 elicitation completed
NER batch_69e1858a00888190b8505071575dc56f ner completed
PD batch_69e1826a4f7c8190aba6d4f1075141b0 pd completed
Created at: April 10, 2026, 4:56 a.m.