Triple

T4815691
Position Surface form Disambiguated ID Type / Status
Subject Prince Takamatsu E107581 entity
Predicate era P200 FINISHED
Object Taishō period E3831 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE 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: Taishō period | Statement: [Prince Takamatsu, era, Taishō period]

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.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Taishō period
Context triple: [Prince Takamatsu, era, Taishō period]
  • A. Taisho era chosen
    The Taisho era was a period in Japanese history from 1912 to 1926 marked by political liberalization, cultural modernization, and the growth of urban middle-class society.
  • B. Meiji era
    The Meiji era was a transformative period in Japanese history (1868–1912) marked by rapid modernization, industrialization, and the establishment of Western-style political, educational, and social institutions.
  • C. Showa era
    The Shōwa era was the period of Emperor Hirohito’s reign in Japan (1926–1989), marked by militarization and World War II, followed by rapid postwar economic growth and modernization.
  • D. Edo period
    The Edo period was a long era of relative peace, isolationist foreign policy, and flourishing urban culture in Japan under Tokugawa shogunate rule from the early 17th to the mid-19th century.
  • E. Meiji Restoration
    The Meiji Restoration was the 1868 political revolution in Japan that ended the Tokugawa shogunate and restored imperial rule, rapidly modernizing and industrializing the country.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69bd43f9efa081908314cb3e94fa1695 elicitation completed
NER batch_69bd6c8230888190a676695e51cb3ea4 ner completed
NED1 batch_69be4db5652081909af5ef92df72c221 ned_source_triple completed
Created at: March 20, 2026, 1:23 p.m.