Triple

T6236850
Position Surface form Disambiguated ID Type / Status
Subject central Tokyo E139497 entity
Predicate contains P35 FINISHED
Object Ochanomizu
Ochanomizu is a central Tokyo district known for its universities, musical instrument shops, and historic temples along the Kanda River.
 E579262 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: Ochanomizu | Statement: [central Tokyo, contains, Ochanomizu]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ochanomizu
Context triple: [central Tokyo, contains, Ochanomizu]
  • A. Ochanomizu University
    Ochanomizu University is a prestigious national women’s university in Tokyo, Japan, known for its strong programs in education, science, and the humanities.
  • B. Todai
    Todai is the common nickname for the University of Tokyo, Japan’s most prestigious and influential national research university.
  • C. Ochanomizu University Elementary School
    Ochanomizu University Elementary School is a prestigious national elementary school in Tokyo affiliated with Ochanomizu University, known for its selective admission and progressive education programs.
  • D. Ochanomizu University Junior High School
    Ochanomizu University Junior High School is a prestigious national girls’ junior high school in Tokyo, Japan, affiliated with Ochanomizu University and known for its strong academic program and research-based education.
  • E. Aoyama Gakuin University
    Aoyama Gakuin University is a private Christian university in Tokyo known for its strong humanities, social sciences, and business programs and its central urban campus atmosphere.
  • 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: Ochanomizu
Triple: [central Tokyo, contains, Ochanomizu]
Generated description
Ochanomizu is a central Tokyo district known for its universities, musical instrument shops, and historic temples along the Kanda River.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ochanomizu
Target entity description: Ochanomizu is a central Tokyo district known for its universities, musical instrument shops, and historic temples along the Kanda River.
  • A. Ochanomizu University
    Ochanomizu University is a prestigious national women’s university in Tokyo, Japan, known for its strong programs in education, science, and the humanities.
  • B. Todai
    Todai is the common nickname for the University of Tokyo, Japan’s most prestigious and influential national research university.
  • C. Ochanomizu University Elementary School
    Ochanomizu University Elementary School is a prestigious national elementary school in Tokyo affiliated with Ochanomizu University, known for its selective admission and progressive education programs.
  • D. Ochanomizu University Junior High School
    Ochanomizu University Junior High School is a prestigious national girls’ junior high school in Tokyo, Japan, affiliated with Ochanomizu University and known for its strong academic program and research-based education.
  • E. Aoyama Gakuin University
    Aoyama Gakuin University is a private Christian university in Tokyo known for its strong humanities, social sciences, and business programs and its central urban campus atmosphere.
  • 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_69c008b0e7ac8190808a59573ee646f3 completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c063021258819093a9237041816638 completed March 22, 2026, 9:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69c243ff29248190abbb748601039f60 completed March 24, 2026, 7:57 a.m.
NEDg Description generation batch_69c2461400288190ba131686752b2ab7 completed March 24, 2026, 8:06 a.m.
NED2 Entity disambiguation (via description) batch_69c2467575848190abf321404a8df3c4 completed March 24, 2026, 8:08 a.m.
Created at: March 22, 2026, 4:23 p.m.