Triple

T11407506
Position Surface form Disambiguated ID Type / Status
Subject Taitō, Tokyo, Japan E270275 entity
Predicate borderedBy P224 FINISHED
Object Toshima, Tokyo, Japan
Toshima is a special ward in Tokyo, Japan, best known for the major commercial and entertainment district of Ikebukuro and its dense urban residential neighborhoods.
 E954032 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: Toshima, Tokyo, Japan | Statement: [Taitō, Tokyo, Japan, borderedBy, Toshima, Tokyo, Japan]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Toshima, Tokyo, Japan
Context triple: [Taitō, Tokyo, Japan, borderedBy, Toshima, Tokyo, Japan]
  • A. Suginami, Tokyo, Japan
    Suginami is a residential ward in western Tokyo known for its quiet neighborhoods, anime studios, and numerous shrines and parks.
  • B. Kōtō, Tokyo, Japan
    Kōtō is a special ward in eastern Tokyo known for its waterfront areas, reclaimed land, and a mix of residential neighborhoods, commercial districts, and large-scale facilities.
  • C. Shinagawa, Tokyo, Japan
    Shinagawa is a major commercial and transportation hub in southern Tokyo, known for its busy railway station, high-rise office buildings, and waterfront developments along Tokyo Bay.
  • D. Setagaya, Tokyo, Japan
    Setagaya is a large residential ward in western Tokyo known for its affluent neighborhoods, family-friendly atmosphere, and numerous parks and temples.
  • E. Chiyoda, Tokyo, Japan
    Chiyoda is a central special ward of Tokyo that serves as Japan’s political and administrative heart, housing the Imperial Palace, the National Diet, and many government institutions.
  • 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: Toshima, Tokyo, Japan
Triple: [Taitō, Tokyo, Japan, borderedBy, Toshima, Tokyo, Japan]
Generated description
Toshima is a special ward in Tokyo, Japan, best known for the major commercial and entertainment district of Ikebukuro and its dense urban residential neighborhoods.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Toshima, Tokyo, Japan
Target entity description: Toshima is a special ward in Tokyo, Japan, best known for the major commercial and entertainment district of Ikebukuro and its dense urban residential neighborhoods.
  • A. Suginami, Tokyo, Japan
    Suginami is a residential ward in western Tokyo known for its quiet neighborhoods, anime studios, and numerous shrines and parks.
  • B. Kōtō, Tokyo, Japan
    Kōtō is a special ward in eastern Tokyo known for its waterfront areas, reclaimed land, and a mix of residential neighborhoods, commercial districts, and large-scale facilities.
  • C. Shinagawa, Tokyo, Japan
    Shinagawa is a major commercial and transportation hub in southern Tokyo, known for its busy railway station, high-rise office buildings, and waterfront developments along Tokyo Bay.
  • D. Setagaya, Tokyo, Japan
    Setagaya is a large residential ward in western Tokyo known for its affluent neighborhoods, family-friendly atmosphere, and numerous parks and temples.
  • E. Chiyoda, Tokyo, Japan
    Chiyoda is a central special ward of Tokyo that serves as Japan’s political and administrative heart, housing the Imperial Palace, the National Diet, and many government institutions.
  • 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_69d6aaddeaa8819088b30ef7b50598c9 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8014e72748190a01bde2f0105cedb completed April 9, 2026, 7:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69f43f15873881909e98e79283056573 completed May 1, 2026, 5:50 a.m.
NEDg Description generation batch_69f448f506a48190a0f1b89ad570fad5 completed May 1, 2026, 6:32 a.m.
NED2 Entity disambiguation (via description) batch_69f44ad185cc8190893cf663cfed6980 completed May 1, 2026, 6:40 a.m.
Created at: April 8, 2026, 9:34 p.m.