Triple

T11733203
Position Surface form Disambiguated ID Type / Status
Subject Masataka E278952 entity
Predicate hasNotableBearer P458 FINISHED
Object Masataka Kōsaka
Masataka Kōsaka was a prominent Japanese political scientist and diplomat known for his influential work on Japan’s postwar foreign policy and international relations.
E1368457 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: Masataka Kōsaka | Statement: [Masataka, hasNotableBearer, Masataka Kōsaka]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Masataka Kōsaka
Context triple: [Masataka, hasNotableBearer, Masataka Kōsaka]
  • A. Masataka Imai
    Masataka Imai is a Japanese individual notable enough to be recognized as a prominent bearer of the given name Masataka.
  • B. Masataka Yoshida
    Masataka Yoshida is a Japanese professional baseball outfielder known for his high-contact hitting and on-base skills, who starred in Nippon Professional Baseball before moving to Major League Baseball with the Boston Red Sox.
  • C. Masataka Nashida
    Masataka Nashida is a Japanese professional baseball manager and former catcher known for managing multiple Nippon Professional Baseball teams, including the Orix Buffaloes and Tohoku Rakuten Golden Eagles.
  • D. Kenji Kosaka
    Kenji Kosaka was a Japanese neurologist best known for first characterizing and defining Lewy body dementia as a distinct neurodegenerative disease.
  • E. Masataka Endoh
    Masataka Endoh is a former Japanese professional baseball pitcher who played in Nippon Professional Baseball.
  • 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: Masataka Kōsaka
Triple: [Masataka, hasNotableBearer, Masataka Kōsaka]
Generated description
Masataka Kōsaka was a prominent Japanese political scientist and diplomat known for his influential work on Japan’s postwar foreign policy and international relations.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Masataka Kōsaka
Target entity description: Masataka Kōsaka was a prominent Japanese political scientist and diplomat known for his influential work on Japan’s postwar foreign policy and international relations.
  • A. Masataka Imai
    Masataka Imai is a Japanese individual notable enough to be recognized as a prominent bearer of the given name Masataka.
  • B. Masataka Yoshida
    Masataka Yoshida is a Japanese professional baseball outfielder known for his high-contact hitting and on-base skills, who starred in Nippon Professional Baseball before moving to Major League Baseball with the Boston Red Sox.
  • C. Masataka Nashida
    Masataka Nashida is a Japanese professional baseball manager and former catcher known for managing multiple Nippon Professional Baseball teams, including the Orix Buffaloes and Tohoku Rakuten Golden Eagles.
  • D. Kenji Kosaka
    Kenji Kosaka was a Japanese neurologist best known for first characterizing and defining Lewy body dementia as a distinct neurodegenerative disease.
  • E. Masataka Endoh
    Masataka Endoh is a former Japanese professional baseball pitcher who played in Nippon Professional Baseball.
  • 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_69d6aaffec6881908bead509e8621742 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8a4daa7f48190896fc7653e9dd70b completed April 10, 2026, 7:20 a.m.
NED1 Entity disambiguation (via context triple) batch_6a071433204c819086b3c7263352dc1b completed May 15, 2026, 12:40 p.m.
NEDg Description generation batch_6a0714c3099c81909b009fe952d0de81 completed May 15, 2026, 12:42 p.m.
NED2 Entity disambiguation (via description) batch_6a07152aafb48190a767005628c6380a completed May 15, 2026, 12:44 p.m.
Created at: April 8, 2026, 9:41 p.m.