Triple

T5058416
Position Surface form Disambiguated ID Type / Status
Subject Combined Fleet of the Imperial Japanese Navy E113962 entity
Predicate notableCommander P1197 FINISHED
Object Mineichi Koga E52033 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: Mineichi Koga | Statement: [Combined Fleet of the Imperial Japanese Navy, notableCommander, Mineichi Koga]

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: Mineichi Koga
Context triple: [Combined Fleet of the Imperial Japanese Navy, notableCommander, Mineichi Koga]
  • A. Mineichi Koga chosen
    Mineichi Koga was an admiral in the Imperial Japanese Navy who succeeded Isoroku Yamamoto as commander-in-chief of the Combined Fleet during World War II.
  • B. Minoru Genda
    Minoru Genda was an Imperial Japanese Navy officer and aviation tactician best known as a principal architect of the Pearl Harbor attack during World War II.
  • C. Yūsaku Kamekura
    Yūsaku Kamekura was a pioneering Japanese graphic designer renowned for his modernist posters and visual identities, including iconic work for the 1964 Tokyo Olympics.
  • D. Kiyonao Ichiki
    Kiyonao Ichiki was an Imperial Japanese Army officer best known for leading the ill-fated Ichiki Detachment during the Guadalcanal campaign in World War II.
  • E. Gisiro Maruyama
    Gisiro Maruyama was a Japanese mathematician known for his foundational contributions to the theory and numerical analysis of stochastic differential equations.
  • 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_69bd443aa1f88190abb992d138f2cf42 elicitation completed
NER batch_69bd74523434819092b8b15992073b5b ner completed
NED1 batch_69d065a63f8c8190a50f814fb70e0e31 ned_source_triple completed
Created at: March 20, 2026, 1:38 p.m.