Triple

T17088057
Position Surface form Disambiguated ID Type / Status
Subject Keizō Obuchi E414651 entity
Predicate child P120 FINISHED
Object Yūko Obuchi
Yūko Obuchi is a Japanese politician and former Minister of Economy, Trade and Industry, known as the daughter of former Prime Minister Keizō Obuchi.
 E1249154 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: Yūko Obuchi | Statement: [Keizō Obuchi, child, Yūko Obuchi]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Yūko Obuchi
Context triple: [Keizō Obuchi, child, Yūko Obuchi]
  • A. Tsutako Nakasone
    Tsutako Nakasone was the wife of former Japanese Prime Minister Yasuhiro Nakasone and a member of a prominent Japanese political family.
  • B. Chikako Aso
    Chikako Aso is the wife of Japanese politician and former Prime Minister Taro Aso.
  • C. Yoshiko Aso
    Yoshiko Aso is a member of the prominent Aso political and business family in Japan, known for her familial connection to former Prime Minister Taro Aso.
  • D. Haruka Satō
    Haruka Satō is a Japanese individual notable enough to be recognized as a bearer of the common surname Satō.
  • E. Miyuki Hatoyama
    Miyuki Hatoyama is a Japanese former actress and television personality known for her unconventional, spiritual views and high-profile role as the wife of former Prime Minister Yukio Hatoyama.
  • 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: Yūko Obuchi
Triple: [Keizō Obuchi, child, Yūko Obuchi]
Generated description
Yūko Obuchi is a Japanese politician and former Minister of Economy, Trade and Industry, known as the daughter of former Prime Minister Keizō Obuchi.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Yūko Obuchi
Target entity description: Yūko Obuchi is a Japanese politician and former Minister of Economy, Trade and Industry, known as the daughter of former Prime Minister Keizō Obuchi.
  • A. Tsutako Nakasone
    Tsutako Nakasone was the wife of former Japanese Prime Minister Yasuhiro Nakasone and a member of a prominent Japanese political family.
  • B. Chikako Aso
    Chikako Aso is the wife of Japanese politician and former Prime Minister Taro Aso.
  • C. Yoshiko Aso
    Yoshiko Aso is a member of the prominent Aso political and business family in Japan, known for her familial connection to former Prime Minister Taro Aso.
  • D. Haruka Satō
    Haruka Satō is a Japanese individual notable enough to be recognized as a bearer of the common surname Satō.
  • E. Miyuki Hatoyama
    Miyuki Hatoyama is a Japanese former actress and television personality known for her unconventional, spiritual views and high-profile role as the wife of former Prime Minister Yukio Hatoyama.
  • 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_69d886cfc8e88190b05ba466edd35591 completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e3dbe92e488190b947287a968086d5 completed April 18, 2026, 7:30 p.m.
NED1 Entity disambiguation (via context triple) batch_6a012ee81fd08190a7e1f5958fbe3b97 completed May 11, 2026, 1:20 a.m.
NEDg Description generation batch_6a012ff7788c819086b2e6c0e382014c completed May 11, 2026, 1:25 a.m.
NED2 Entity disambiguation (via description) batch_6a0130dbe1f8819095b2d36882bf3287 completed May 11, 2026, 1:29 a.m.
Created at: April 10, 2026, 5:35 a.m.