Triple

T4104801
Position Surface form Disambiguated ID Type / Status
Subject February 26 Incident E88423 entity
Predicate notableTarget P14230 FINISHED
Object Prime Minister Keisuke Okada
Prime Minister Keisuke Okada was a pre–World War II Japanese naval officer and statesman who served as Japan’s prime minister in the mid-1930s and became a key target of ultranationalist military rebels during the February 26 Incident.
E413186 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: Prime Minister Keisuke Okada | Statement: [February 26 Incident, notableTarget, Prime Minister Keisuke Okada]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Prime Minister Keisuke Okada
Context triple: [February 26 Incident, notableTarget, Prime Minister Keisuke Okada]
  • A. Naoto Kan
    Naoto Kan is a Japanese politician who served as Prime Minister of Japan and leader of the Democratic Party of Japan in the early 2010s.
  • B. Ryutaro Hashimoto
    Ryutaro Hashimoto was a Japanese politician who served as Prime Minister of Japan in the late 1990s, known for his administrative and financial reforms.
  • C. Shigeru Ishiba
    Shigeru Ishiba is a veteran Japanese politician of the Liberal Democratic Party known for his defense expertise and repeated bids for party leadership and the prime ministership.
  • D. Yoshihide Suga
    Yoshihide Suga is a Japanese politician who served as Prime Minister of Japan from 2020 to 2021, succeeding Shinzo Abe and leading the country through the early phase of the COVID-19 pandemic.
  • E. Yoshirō Mori (as Prime Minister of Japan)
    Yoshirō Mori was a Japanese Liberal Democratic Party politician who served briefly as Japan’s prime minister from 2000 to 2001, a tenure marked by gaffes and low public approval.
  • 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: Prime Minister Keisuke Okada
Triple: [February 26 Incident, notableTarget, Prime Minister Keisuke Okada]
Generated description
Prime Minister Keisuke Okada was a pre–World War II Japanese naval officer and statesman who served as Japan’s prime minister in the mid-1930s and became a key target of ultranationalist military rebels during the February 26 Incident.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Prime Minister Keisuke Okada
Target entity description: Prime Minister Keisuke Okada was a pre–World War II Japanese naval officer and statesman who served as Japan’s prime minister in the mid-1930s and became a key target of ultranationalist military rebels during the February 26 Incident.
  • A. Naoto Kan
    Naoto Kan is a Japanese politician who served as Prime Minister of Japan and leader of the Democratic Party of Japan in the early 2010s.
  • B. Ryutaro Hashimoto
    Ryutaro Hashimoto was a Japanese politician who served as Prime Minister of Japan in the late 1990s, known for his administrative and financial reforms.
  • C. Shigeru Ishiba
    Shigeru Ishiba is a veteran Japanese politician of the Liberal Democratic Party known for his defense expertise and repeated bids for party leadership and the prime ministership.
  • D. Yoshihide Suga
    Yoshihide Suga is a Japanese politician who served as Prime Minister of Japan from 2020 to 2021, succeeding Shinzo Abe and leading the country through the early phase of the COVID-19 pandemic.
  • E. Yoshirō Mori (as Prime Minister of Japan)
    Yoshirō Mori was a Japanese Liberal Democratic Party politician who served briefly as Japan’s prime minister from 2000 to 2001, a tenure marked by gaffes and low public approval.
  • 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_69b56b7cdc088190a63f6c6d39ca4350 completed March 14, 2026, 2:06 p.m.
NEDg Description generation batch_69b56c29c72081909e6ef890dde593dd completed March 14, 2026, 2:09 p.m.
NED2 Entity disambiguation (via description) batch_69b56ca671d0819097760161832998b0 completed March 14, 2026, 2:11 p.m.
Created at: March 9, 2026, 3:40 p.m.