Triple

T4104800
Position Surface form Disambiguated ID Type / Status
Subject February 26 Incident E88423 entity
Predicate notableVictim P870 FINISHED
Object Jōtarō Watanabe
Jōtarō Watanabe was a Japanese figure who became historically known as one of the prominent victims killed during the 1936 February 26 Incident, an attempted military coup in Tokyo.
 E690317 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: Jōtarō Watanabe | Statement: [February 26 Incident, notableVictim, Jōtarō Watanabe]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Jōtarō Watanabe
Context triple: [February 26 Incident, notableVictim, Jōtarō Watanabe]
  • A. Michio Watanabe
    Michio Watanabe was a prominent Japanese politician of the Liberal Democratic Party who held key cabinet posts, including Deputy Prime Minister and Foreign Minister, and was known as a powerful party faction leader.
  • B. Senichi Hoshino
    Senichi Hoshino was a prominent Japanese baseball manager and former pitcher, best known for revitalizing multiple Nippon Professional Baseball teams and leading them to championship success.
  • C. 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.
  • D. Makoto Kobayashi
    Makoto Kobayashi is a Japanese theoretical physicist renowned for his work on CP violation in the Standard Model, for which he shared the 2008 Nobel Prize in Physics.
  • E. Makoto Yamashita
    Makoto Yamashita is a Japanese politician serving as the governor of Nara Prefecture.
  • 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: Jōtarō Watanabe
Triple: [February 26 Incident, notableVictim, Jōtarō Watanabe]
Generated description
Jōtarō Watanabe was a Japanese figure who became historically known as one of the prominent victims killed during the 1936 February 26 Incident, an attempted military coup in Tokyo.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Jōtarō Watanabe
Target entity description: Jōtarō Watanabe was a Japanese figure who became historically known as one of the prominent victims killed during the 1936 February 26 Incident, an attempted military coup in Tokyo.
  • A. Michio Watanabe
    Michio Watanabe was a prominent Japanese politician of the Liberal Democratic Party who held key cabinet posts, including Deputy Prime Minister and Foreign Minister, and was known as a powerful party faction leader.
  • B. Senichi Hoshino
    Senichi Hoshino was a prominent Japanese baseball manager and former pitcher, best known for revitalizing multiple Nippon Professional Baseball teams and leading them to championship success.
  • C. 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.
  • D. Makoto Kobayashi
    Makoto Kobayashi is a Japanese theoretical physicist renowned for his work on CP violation in the Standard Model, for which he shared the 2008 Nobel Prize in Physics.
  • E. Makoto Yamashita
    Makoto Yamashita is a Japanese politician serving as the governor of Nara Prefecture.
  • 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_69aed9484fb881909146f4c772ad277c completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aefd31bad88190b850d1dcba14de60 completed March 9, 2026, 5:02 p.m.
NED1 Entity disambiguation (via context triple) batch_69c9251db3388190b8b0ac7549647887 completed March 29, 2026, 1:11 p.m.
NEDg Description generation batch_69c925a8ec808190ba2ea4a015babc79 completed March 29, 2026, 1:14 p.m.
NED2 Entity disambiguation (via description) batch_69c92631c60c81909d763206c917ee1c completed March 29, 2026, 1:16 p.m.
Created at: March 9, 2026, 3:40 p.m.