Triple

T11603996
Position Surface form Disambiguated ID Type / Status
Subject Shibuya-ku E275204 entity
Predicate railwayLineServedBy P848 FINISHED
Object Tōkyū Tōyoko Line NE NERFINISHED

How this triple was built (2 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: Tōkyū Tōyoko Line | Statement: [Shibuya-ku, railwayLineServedBy, Tōkyū Tōyoko Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tōkyū Tōyoko Line
Context triple: [Shibuya-ku, railwayLineServedBy, Tōkyū Tōyoko Line]
  • A. Tokyu Den-en-toshi Line
    Tokyu Den-en-toshi Line is a major private railway line in the Tokyo metropolitan area that connects central Tokyo with suburban residential districts, including service to Shibuya.
  • B. Tōkyū Ōimachi Line
    The Tōkyū Ōimachi Line is a major commuter railway line in Tokyo operated by Tokyu Corporation, connecting central Tokyo areas such as Ōimachi and Futako-Tamagawa with surrounding residential districts.
  • C. Tokyu Toyoko Line chosen
    The Tokyu Toyoko Line is a major private railway line in the Tokyo–Yokohama area that connects central Tokyo with Yokohama and links to multiple subway and intercity rail services.
  • D. Tokyu Meguro Line
    The Tokyu Meguro Line is a commuter railway line in Tokyo and Kanagawa operated by Tokyu Corporation, linking central Tokyo with its southwestern suburbs and offering through services onto various subway and other private railway lines.
  • E. Toei Mita Line
    The Toei Mita Line is a Tokyo subway line operated by the Tokyo Metropolitan Bureau of Transportation, running north–south through the city and connecting central Tokyo with its northern suburbs.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d6aaf84b548190ac072e4fb89ae18f completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d895502e0081909ee9c3d45d26cd91 completed April 10, 2026, 6:14 a.m.
Created at: April 8, 2026, 9:38 p.m.