Triple

T23302500
Position Surface form Disambiguated ID Type / Status
Subject JR East station numbering E590339 entity
Predicate appliesTo P1129 FINISHED
Object Tokyo metropolitan area JR East lines — 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: Tokyo metropolitan area JR East lines | Statement: [JR East station numbering, appliesTo, Tokyo metropolitan area JR East lines]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tokyo metropolitan area JR East lines
Context triple: [JR East station numbering, appliesTo, Tokyo metropolitan area JR East lines]
  • A. JR East rail lines
    JR East rail lines are a network of passenger railway services operated by the East Japan Railway Company that connect major cities and regions across eastern Honshu, including Chiba.
  • B. JR Tōzai Line urban network
    The JR Tōzai Line urban network is a commuter rail system in the Kansai region of Japan that connects central Osaka with surrounding areas via the JR Tōzai Line.
  • C. JR East urban network chosen
    The JR East urban network is a dense system of commuter and suburban railway lines in the Greater Tokyo and surrounding metropolitan areas operated by East Japan Railway Company (JR East).
  • D. Tobu Railway lines
    Tobu Railway lines are a network of private railway routes in the Greater Tokyo area of Japan operated by Tobu Railway, serving both urban commuters and regional travelers.
  • E. Keisei Electric Railway lines
    Keisei Electric Railway lines are a group of private railway routes in the Greater Tokyo area best known for linking central Tokyo with Narita International Airport and serving commuter and interurban travel in Chiba Prefecture.
  • 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_69e25d1c0ecc8190a355aa229f06d0e0 completed April 17, 2026, 4:17 p.m.
NER Named-entity recognition batch_69f1972406a08190bbf355cc7a9f8432 completed April 29, 2026, 5:29 a.m.
Created at: April 17, 2026, 5:04 p.m.