Triple

T424029
Position Surface form Disambiguated ID Type / Status
Subject Tohoku University E8164 entity
Predicate hasNotableAlumni P51 FINISHED
Object Koichi Tanaka
Koichi Tanaka is a Japanese engineer and Nobel Prize–winning chemist renowned for his pioneering work in mass spectrometry, particularly soft laser desorption ionization.
E69464 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: Koichi Tanaka | Statement: [Tohoku University, hasNotableAlumni, Koichi Tanaka]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Koichi Tanaka
Context triple: [Tohoku University, hasNotableAlumni, Koichi Tanaka]
  • A. Minoru Ōta
    Minoru Ōta was an Imperial Japanese Navy rear admiral who led the defense of the Oroku Peninsula during the Battle of Okinawa in World War II and became known for his final message praising the Okinawan people.
  • B. Hideo Ohno
    Hideo Ohno is a Japanese physicist renowned for his pioneering work in spintronics and semiconductor physics.
  • C. Shigeo Hirose
    Shigeo Hirose is a pioneering Japanese roboticist renowned for his innovative work in robot mechanisms and design, particularly in snake-like and walking robots.
  • D. 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.
  • E. Hirofumi Yoshimura
    Hirofumi Yoshimura is a Japanese politician who serves as the governor of Osaka Prefecture and is a prominent figure in regional reform politics.
  • 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: Koichi Tanaka
Triple: [Tohoku University, hasNotableAlumni, Koichi Tanaka]
Generated description
Koichi Tanaka is a Japanese engineer and Nobel Prize–winning chemist renowned for his pioneering work in mass spectrometry, particularly soft laser desorption ionization.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Koichi Tanaka
Target entity description: Koichi Tanaka is a Japanese engineer and Nobel Prize–winning chemist renowned for his pioneering work in mass spectrometry, particularly soft laser desorption ionization.
  • A. Minoru Ōta
    Minoru Ōta was an Imperial Japanese Navy rear admiral who led the defense of the Oroku Peninsula during the Battle of Okinawa in World War II and became known for his final message praising the Okinawan people.
  • B. Hideo Ohno
    Hideo Ohno is a Japanese physicist renowned for his pioneering work in spintronics and semiconductor physics.
  • C. Shigeo Hirose
    Shigeo Hirose is a pioneering Japanese roboticist renowned for his innovative work in robot mechanisms and design, particularly in snake-like and walking robots.
  • D. 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.
  • E. Hirofumi Yoshimura
    Hirofumi Yoshimura is a Japanese politician who serves as the governor of Osaka Prefecture and is a prominent figure in regional reform politics.
  • 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_69a2e7f1d1bc81909cf2dc9754a3c334 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2eed3e4cc8190ba6aff3bd1adb06f completed Feb. 28, 2026, 1:34 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4e3f024b48190b7c16820d5cee198 completed March 2, 2026, 1:12 a.m.
NEDg Description generation batch_69a4e48a2d0081908aea3bcc51daabf2 completed March 2, 2026, 1:14 a.m.
NED2 Entity disambiguation (via description) batch_69a4e514d1e88190adfb8093e328801a completed March 2, 2026, 1:17 a.m.
Created at: Feb. 28, 2026, 1:11 p.m.