Triple

T489412
Position Surface form Disambiguated ID Type / Status
Subject Tomoyuki Yamashita E9951 entity
Predicate spouse P13 FINISHED
Object Hisako Nagayama
Hisako Nagayama was the wife of Japanese general Tomoyuki Yamashita, who was a prominent military leader during World War II.
E74621 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: Hisako Nagayama | Statement: [Tomoyuki Yamashita, spouse, Hisako Nagayama]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hisako Nagayama
Context triple: [Tomoyuki Yamashita, spouse, Hisako Nagayama]
  • A. Masako Owada
    Masako Owada, now Empress Masako of Japan, is a Harvard- and Oxford-educated former diplomat who became the consort of Emperor Naruhito and a prominent member of the Japanese imperial family.
  • B. Reiko Yamamoto
    Reiko Yamamoto was the wife of Admiral Isoroku Yamamoto, the famed commander-in-chief of the Imperial Japanese Navy during World War II.
  • C. Sanae Takaichi
    Sanae Takaichi is a Japanese conservative politician of the Liberal Democratic Party who has served in several ministerial posts and is known for her bids for party leadership and advocacy of hawkish security and traditionalist social policies.
  • D. Sayako Kuroda
    Sayako Kuroda, formerly Princess Sayako of Japan, is the only daughter of Emperor Emeritus Akihito and Empress Emerita Michiko who left the imperial family upon her marriage to a commoner.
  • E. Miyoko Fuchida
    Miyoko Fuchida was the wife of Japanese naval aviator Mitsuo Fuchida, known for her support of him during and after World War II and his later Christian missionary work.
  • 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: Hisako Nagayama
Triple: [Tomoyuki Yamashita, spouse, Hisako Nagayama]
Generated description
Hisako Nagayama was the wife of Japanese general Tomoyuki Yamashita, who was a prominent military leader during World War II.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hisako Nagayama
Target entity description: Hisako Nagayama was the wife of Japanese general Tomoyuki Yamashita, who was a prominent military leader during World War II.
  • A. Masako Owada
    Masako Owada, now Empress Masako of Japan, is a Harvard- and Oxford-educated former diplomat who became the consort of Emperor Naruhito and a prominent member of the Japanese imperial family.
  • B. Reiko Yamamoto
    Reiko Yamamoto was the wife of Admiral Isoroku Yamamoto, the famed commander-in-chief of the Imperial Japanese Navy during World War II.
  • C. Sanae Takaichi
    Sanae Takaichi is a Japanese conservative politician of the Liberal Democratic Party who has served in several ministerial posts and is known for her bids for party leadership and advocacy of hawkish security and traditionalist social policies.
  • D. Sayako Kuroda
    Sayako Kuroda, formerly Princess Sayako of Japan, is the only daughter of Emperor Emeritus Akihito and Empress Emerita Michiko who left the imperial family upon her marriage to a commoner.
  • E. Miyoko Fuchida
    Miyoko Fuchida was the wife of Japanese naval aviator Mitsuo Fuchida, known for her support of him during and after World War II and his later Christian missionary work.
  • 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_69a2e802e2908190ab17c9479e0b6412 completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2f0e0a9648190b6a3b2da3a3b51e6 completed Feb. 28, 2026, 1:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69a518bfaed48190b03343e0a4a85c89 completed March 2, 2026, 4:57 a.m.
NEDg Description generation batch_69a51e23eb2481908f94f72a00af24f6 completed March 2, 2026, 5:20 a.m.
NED2 Entity disambiguation (via description) batch_69a51e93e58c819088c138d839d08b78 completed March 2, 2026, 5:22 a.m.
Created at: Feb. 28, 2026, 1:12 p.m.