Triple

T2802021
Position Surface form Disambiguated ID Type / Status
Subject Hosei University E53167 entity
Predicate hasAlumni P51 FINISHED
Object Katsuya Okada
Katsuya Okada is a Japanese politician who has served as leader of the Democratic Party of Japan and as Deputy Prime Minister.
E496293 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: Katsuya Okada | Statement: [Hosei University, hasAlumni, Katsuya Okada]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Katsuya Okada
Context triple: [Hosei University, hasAlumni, Katsuya Okada]
  • A. Akinobu Okada
    Akinobu Okada is a former Japanese professional baseball infielder and manager best known for his long association with Nippon Professional Baseball and leadership roles with the Hanshin Tigers.
  • B. Naoki Tanaka
    Naoki Tanaka is a Japanese politician and businessman known as the son of former Prime Minister Kakuei Tanaka and a member of the influential Tanaka political family.
  • C. Yoshinori Sakai
    Yoshinori Sakai was a Japanese track athlete symbolically chosen to light the cauldron at the 1964 Tokyo Olympics because he was born in Hiroshima on the day the atomic bomb was dropped.
  • D. Tatsuhiko Kawashima
    Tatsuhiko Kawashima is a Japanese academic and former professor best known as the father of Princess Kiko of the Japanese Imperial Family.
  • E. Masahiro Hirakubo
    Masahiro Hirakubo is a Japanese film editor best known for his work on acclaimed films such as "Trainspotting" and "The Beach."
  • 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: Katsuya Okada
Triple: [Hosei University, hasAlumni, Katsuya Okada]
Generated description
Katsuya Okada is a Japanese politician who has served as leader of the Democratic Party of Japan and as Deputy Prime Minister.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Katsuya Okada
Target entity description: Katsuya Okada is a Japanese politician who has served as leader of the Democratic Party of Japan and as Deputy Prime Minister.
  • A. Akinobu Okada
    Akinobu Okada is a former Japanese professional baseball infielder and manager best known for his long association with Nippon Professional Baseball and leadership roles with the Hanshin Tigers.
  • B. Naoki Tanaka
    Naoki Tanaka is a Japanese politician and businessman known as the son of former Prime Minister Kakuei Tanaka and a member of the influential Tanaka political family.
  • C. Yoshinori Sakai
    Yoshinori Sakai was a Japanese track athlete symbolically chosen to light the cauldron at the 1964 Tokyo Olympics because he was born in Hiroshima on the day the atomic bomb was dropped.
  • D. Tatsuhiko Kawashima
    Tatsuhiko Kawashima is a Japanese academic and former professor best known as the father of Princess Kiko of the Japanese Imperial Family.
  • E. Masahiro Hirakubo
    Masahiro Hirakubo is a Japanese film editor best known for his work on acclaimed films such as "Trainspotting" and "The Beach."
  • 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_69ab495a90788190941b6917e1eca3a6 completed March 6, 2026, 9:38 p.m.
NER Named-entity recognition batch_69abde1117148190b0c98f906f1c872e completed March 7, 2026, 8:13 a.m.
NED1 Entity disambiguation (via context triple) batch_69bec330d09c819085930d71b21acb7c completed March 21, 2026, 4:11 p.m.
NEDg Description generation batch_69bec505a5dc81908f79c1ade107c4ce completed March 21, 2026, 4:19 p.m.
NED2 Entity disambiguation (via description) batch_69bec654fc4881909bf5458cdafc7ffd completed March 21, 2026, 4:24 p.m.
Created at: March 6, 2026, 9:58 p.m.