Triple

T2428179
Position Surface form Disambiguated ID Type / Status
Subject Graduate School of Science, Tohoku University E53579 entity
Predicate locatedIn P40 FINISHED
Object Aoba-ku, Sendai
Aoba-ku, Sendai is a central ward of Sendai City in Miyagi Prefecture, Japan, known for its major academic institutions, government offices, and cultural sites.
 E264770 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: Aoba-ku, Sendai | Statement: [Graduate School of Science, Tohoku University, locatedIn, Aoba-ku, Sendai]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Aoba-ku, Sendai
Context triple: [Graduate School of Science, Tohoku University, locatedIn, Aoba-ku, Sendai]
  • A. Atsubetsu-ku, Sapporo
    Atsubetsu-ku, Sapporo is one of the administrative wards of Sapporo, Japan, known primarily as a residential area with parks and suburban amenities.
  • B. Toyohira-ku, Sapporo
    Toyohira-ku, Sapporo is one of the administrative wards of Sapporo, Japan, known for its residential neighborhoods, universities, and the Toyohira River running through it.
  • C. Shiroishi-ku, Sapporo
    Shiroishi-ku, Sapporo is one of the administrative wards of the city of Sapporo in Hokkaido, Japan, known as a primarily residential and commercial area with convenient urban access.
  • D. Higashi-ku, Sapporo
    Higashi-ku, Sapporo is one of the administrative wards of Sapporo, Japan, known for its mix of residential neighborhoods, commercial areas, and transportation links in the eastern part of the city.
  • E. Nishi-ku, Sapporo
    Nishi-ku, Sapporo is one of the administrative wards of Sapporo, Japan, known for its mix of residential areas, commercial districts, and access to nearby mountains and natural scenery.
  • 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: Aoba-ku, Sendai
Triple: [Graduate School of Science, Tohoku University, locatedIn, Aoba-ku, Sendai]
Generated description
Aoba-ku, Sendai is a central ward of Sendai City in Miyagi Prefecture, Japan, known for its major academic institutions, government offices, and cultural sites.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Aoba-ku, Sendai
Target entity description: Aoba-ku, Sendai is a central ward of Sendai City in Miyagi Prefecture, Japan, known for its major academic institutions, government offices, and cultural sites.
  • A. Atsubetsu-ku, Sapporo
    Atsubetsu-ku, Sapporo is one of the administrative wards of Sapporo, Japan, known primarily as a residential area with parks and suburban amenities.
  • B. Toyohira-ku, Sapporo
    Toyohira-ku, Sapporo is one of the administrative wards of Sapporo, Japan, known for its residential neighborhoods, universities, and the Toyohira River running through it.
  • C. Shiroishi-ku, Sapporo
    Shiroishi-ku, Sapporo is one of the administrative wards of the city of Sapporo in Hokkaido, Japan, known as a primarily residential and commercial area with convenient urban access.
  • D. Higashi-ku, Sapporo
    Higashi-ku, Sapporo is one of the administrative wards of Sapporo, Japan, known for its mix of residential neighborhoods, commercial areas, and transportation links in the eastern part of the city.
  • E. Nishi-ku, Sapporo
    Nishi-ku, Sapporo is one of the administrative wards of Sapporo, Japan, known for its mix of residential areas, commercial districts, and access to nearby mountains and natural scenery.
  • 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_69ab495c44d48190b7235b23719bc3f6 completed March 6, 2026, 9:38 p.m.
NER Named-entity recognition batch_69abc99d0b1c8190bf0a94fa07919d21 completed March 7, 2026, 6:45 a.m.
NED1 Entity disambiguation (via context triple) batch_69aebf6634a48190af82eab6b9750323 completed March 9, 2026, 12:39 p.m.
NEDg Description generation batch_69aec2a3f4708190a6c51f28833174e3 completed March 9, 2026, 12:52 p.m.
NED2 Entity disambiguation (via description) batch_69aec3626a7081908f1ccef98e9b96be completed March 9, 2026, 12:56 p.m.
Created at: March 6, 2026, 9:42 p.m.