Triple

T17163387
Position Surface form Disambiguated ID Type / Status
Subject Sakai, Osaka E416540 entity
Predicate historicalPeriodOfFlourishing P16598 FINISHED
Object Muromachi period E58133 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: Muromachi period | Statement: [Sakai, Osaka, historicalPeriodOfFlourishing, Muromachi 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: Muromachi period
Context triple: [Sakai, Osaka, historicalPeriodOfFlourishing, Muromachi period]
  • A. Muromachi period chosen
    The Muromachi period was a Japanese historical era (1336–1573) marked by Ashikaga shogunate rule, flourishing arts such as Noh and ink painting, and the growth of prosperous merchant cities like Sakai.
  • B. Kamakura period
    The Kamakura period was a pivotal era in Japanese history (1185–1333) marked by the rise of the samurai class and the establishment of the first shogunate government in Kamakura.
  • C. Nanboku-chō period
    The Nanboku-chō period was a turbulent era in Japanese history (1336–1392) marked by the rivalry between the Northern and Southern imperial courts and prolonged civil war over legitimate imperial succession.
  • 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. Azuchi–Momoyama period
    The Azuchi–Momoyama period was a brief late-16th-century era in Japanese history marked by the unification efforts of Oda Nobunaga and Toyotomi Hideyoshi, vibrant castle culture, and the transition toward the Tokugawa shogunate.
  • 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_69d886d279c081909f8ff1f743ddeb69 elicitation completed
NER batch_69e3f91316108190b0d856d6fa5cd509 ner completed
NED1 batch_6a01483969a48190a90268c9560b8cd7 ned_source_triple completed
Created at: April 10, 2026, 5:37 a.m.