Triple

T15046611
Position Surface form Disambiguated ID Type / Status
Subject Koizumi family E379243 entity
Predicate notableMember P10 FINISHED
Object Matajiro Koizumi
Matajiro Koizumi was a Japanese politician best known as the father of former Prime Minister Junichiro Koizumi and a member of the influential Koizumi political family.
E1148083 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: Matajiro Koizumi | Statement: [Koizumi family, notableMember, Matajiro Koizumi]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Matajiro Koizumi
Context triple: [Koizumi family, notableMember, Matajiro Koizumi]
  • A. Jun’ya Koizumi
    Jun’ya Koizumi is a Japanese politician and the son of former Prime Minister Junichiro Koizumi.
  • B. Kaoru Hatoyama
    Kaoru Hatoyama was a prominent Japanese educator and political figure who co-founded Kyoritsu Women's University and served as a leading advocate for women's education in Japan.
  • C. Mochitsura Hashimoto
    Mochitsura Hashimoto was an Imperial Japanese Navy submarine commander during World War II, best known for leading the attack that sank the USS Indianapolis in 1945.
  • D. Hideo Hatoyama
    Hideo Hatoyama was a Japanese politician and member of the influential Hatoyama political family.
  • E. Minoru Murayama
    Minoru Murayama was a prominent Japanese professional baseball pitcher and later manager, best known for his long career with the Hanshin Tigers and his reputation as one of Japan’s greatest pitchers.
  • 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: Matajiro Koizumi
Triple: [Koizumi family, notableMember, Matajiro Koizumi]
Generated description
Matajiro Koizumi was a Japanese politician best known as the father of former Prime Minister Junichiro Koizumi and a member of the influential Koizumi political family.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Matajiro Koizumi
Target entity description: Matajiro Koizumi was a Japanese politician best known as the father of former Prime Minister Junichiro Koizumi and a member of the influential Koizumi political family.
  • A. Jun’ya Koizumi
    Jun’ya Koizumi is a Japanese politician and the son of former Prime Minister Junichiro Koizumi.
  • B. Kaoru Hatoyama
    Kaoru Hatoyama was a prominent Japanese educator and political figure who co-founded Kyoritsu Women's University and served as a leading advocate for women's education in Japan.
  • C. Mochitsura Hashimoto
    Mochitsura Hashimoto was an Imperial Japanese Navy submarine commander during World War II, best known for leading the attack that sank the USS Indianapolis in 1945.
  • D. Hideo Hatoyama
    Hideo Hatoyama was a Japanese politician and member of the influential Hatoyama political family.
  • E. Minoru Murayama
    Minoru Murayama was a prominent Japanese professional baseball pitcher and later manager, best known for his long career with the Hanshin Tigers and his reputation as one of Japan’s greatest pitchers.
  • 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_69d85cd64d108190853797a95c11cc45 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69deda8e64e48190873104a02a676ff3 completed April 15, 2026, 12:23 a.m.
NED1 Entity disambiguation (via context triple) batch_69feef603b788190ad747d73af2363d4 completed May 9, 2026, 8:25 a.m.
NEDg Description generation batch_69fef0f34c84819089e59789eeb12074 completed May 9, 2026, 8:31 a.m.
NED2 Entity disambiguation (via description) batch_69fef23174a88190bdbe89a7ded4c782 completed May 9, 2026, 8:37 a.m.
Created at: April 10, 2026, 3 a.m.