Triple

T15525329
Position Surface form Disambiguated ID Type / Status
Subject Ōshū, Iwate, Japan E369067 entity
Predicate hasMayor P185 FINISHED
Object Masaki Ozawa
Masaki Ozawa is a Japanese politician who serves as the mayor of Ōshū in Iwate Prefecture, Japan.
E1161874 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: Masaki Ozawa | Statement: [Ōshū, Iwate, Japan, hasMayor, Masaki Ozawa]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Masaki Ozawa
Context triple: [Ōshū, Iwate, Japan, hasMayor, Masaki Ozawa]
  • A. Saeki Ozawa
    Saeki Ozawa is the son of prominent Japanese politician Ichirō Ozawa.
  • B. Yoshitaka Ohno
    Yoshitaka Ohno is a Japanese mathematician known for his work in number theory, particularly in the study of multiple zeta values.
  • C. Toru Ohno
    Toru Ohno is a Japanese professional wrestler best known for his work in New Japan Pro-Wrestling under the ring name Toru Yano, where he has gained popularity for his comedic heel persona and multiple title reigns.
  • D. Shinji Ohno
    Shinji Ohno is a Japanese individual notable enough to be recognized as a namesake of the surname Ohno, likely for achievements in a professional or public field.
  • E. Yoshitaka Nakamura
    Yoshitaka Nakamura is a Japanese screenwriter and director known for his work on television dramas and anime adaptations.
  • 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: Masaki Ozawa
Triple: [Ōshū, Iwate, Japan, hasMayor, Masaki Ozawa]
Generated description
Masaki Ozawa is a Japanese politician who serves as the mayor of Ōshū in Iwate Prefecture, Japan.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Masaki Ozawa
Target entity description: Masaki Ozawa is a Japanese politician who serves as the mayor of Ōshū in Iwate Prefecture, Japan.
  • A. Saeki Ozawa
    Saeki Ozawa is the son of prominent Japanese politician Ichirō Ozawa.
  • B. Yoshitaka Ohno
    Yoshitaka Ohno is a Japanese mathematician known for his work in number theory, particularly in the study of multiple zeta values.
  • C. Toru Ohno
    Toru Ohno is a Japanese professional wrestler best known for his work in New Japan Pro-Wrestling under the ring name Toru Yano, where he has gained popularity for his comedic heel persona and multiple title reigns.
  • D. Shinji Ohno
    Shinji Ohno is a Japanese individual notable enough to be recognized as a namesake of the surname Ohno, likely for achievements in a professional or public field.
  • E. Yoshitaka Nakamura
    Yoshitaka Nakamura is a Japanese screenwriter and director known for his work on television dramas and anime adaptations.
  • 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_69d85a1794cc8190b0b428716296e63e completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e04145178481909fb0339a79d4239e completed April 16, 2026, 1:54 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff3d5706948190a1c0f466f7ef8857 completed May 9, 2026, 1:57 p.m.
NEDg Description generation batch_69ff3e5643088190a9b001ef815ddd3a completed May 9, 2026, 2:01 p.m.
NED2 Entity disambiguation (via description) batch_69ff3f4456f88190b7fc9b853b0155e4 completed May 9, 2026, 2:05 p.m.
Created at: April 10, 2026, 4:05 a.m.