Triple

T6960186
Position Surface form Disambiguated ID Type / Status
Subject Kojima Productions E161348 entity
Predicate keyPerson P256 FINISHED
Object Kenichiro Imaizumi (former)
Kenichiro Imaizumi is a Japanese video game producer best known for his longtime collaboration with Hideo Kojima on the Metal Gear series and his former leadership role at Kojima Productions.
 E631070 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: Kenichiro Imaizumi (former) | Statement: [Kojima Productions, keyPerson, Kenichiro Imaizumi (former)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Kenichiro Imaizumi (former)
Context triple: [Kojima Productions, keyPerson, Kenichiro Imaizumi (former)]
  • A. Jirō Minami
    Jirō Minami was a Japanese general and colonial administrator who served as Governor-General of Korea during the later period of Japanese rule.
  • B. Yoshitsugu Saito
    Yoshitsugu Saitō was an Imperial Japanese Army lieutenant general best known for leading Japan’s doomed defense of Saipan during World War II and dying in the battle.
  • C. Eishiro Saito
    Eishiro Saito was a prominent Japanese businessman and sports administrator who notably led the organizing committee for the 1998 Winter Olympics in Nagano.
  • D. Shigeru Fukudome
    Shigeru Fukudome was a senior admiral in the Imperial Japanese Navy who held key staff and command positions during World War II.
  • E. Tetsu Katayama
    Tetsu Katayama was a Japanese socialist politician who served as Japan’s first postwar prime minister and the first from a socialist party.
  • 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: Kenichiro Imaizumi (former)
Triple: [Kojima Productions, keyPerson, Kenichiro Imaizumi (former)]
Generated description
Kenichiro Imaizumi is a Japanese video game producer best known for his longtime collaboration with Hideo Kojima on the Metal Gear series and his former leadership role at Kojima Productions.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Kenichiro Imaizumi (former)
Target entity description: Kenichiro Imaizumi is a Japanese video game producer best known for his longtime collaboration with Hideo Kojima on the Metal Gear series and his former leadership role at Kojima Productions.
  • A. Jirō Minami
    Jirō Minami was a Japanese general and colonial administrator who served as Governor-General of Korea during the later period of Japanese rule.
  • B. Yoshitsugu Saito
    Yoshitsugu Saitō was an Imperial Japanese Army lieutenant general best known for leading Japan’s doomed defense of Saipan during World War II and dying in the battle.
  • C. Eishiro Saito
    Eishiro Saito was a prominent Japanese businessman and sports administrator who notably led the organizing committee for the 1998 Winter Olympics in Nagano.
  • D. Shigeru Fukudome
    Shigeru Fukudome was a senior admiral in the Imperial Japanese Navy who held key staff and command positions during World War II.
  • E. Tetsu Katayama
    Tetsu Katayama was a Japanese socialist politician who served as Japan’s first postwar prime minister and the first from a socialist party.
  • 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_69c68852a9a0819097797e31d492e273 completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6daeee4d48190b078beeebb0053f4 completed March 27, 2026, 7:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7589892888190bf240bdbf107efcc completed March 28, 2026, 4:27 a.m.
NEDg Description generation batch_69c7596571a48190a8a04b9b24b5e4cb completed March 28, 2026, 4:30 a.m.
NED2 Entity disambiguation (via description) batch_69c75a57dc308190a691d3ae55cc39ef completed March 28, 2026, 4:34 a.m.
Created at: March 27, 2026, 2:29 p.m.