Triple

T6832355
Position Surface form Disambiguated ID Type / Status
Subject JR Chūō Line at Kichijōji Station E157166 entity
Predicate network P2637 FINISHED
Object JR East metropolitan network E132032 NE FINISHED

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: JR East metropolitan network | Statement: [JR Chūō Line at Kichijōji Station, network, JR East metropolitan network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: JR East metropolitan network
Context triple: [JR Chūō Line at Kichijōji Station, network, JR East metropolitan network]
  • A. 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).
  • 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. Tokyu railway network
    The Tokyu railway network is a major private rail system in the Greater Tokyo area, operated by Tokyu Corporation and serving key suburban and urban corridors including central hubs like Shibuya.
  • D. Keio railway network
    The Keio railway network is a private railway system in the Tokyo metropolitan area operated by Keio Corporation, linking central Tokyo with its western suburbs through multiple commuter lines.
  • E. Urban Network (JR West)
    Urban Network (JR West) is the branding for JR West’s dense commuter and regional rail system serving the greater Kansai metropolitan area and surrounding regions in western Japan.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69c6882a5b5c8190917a7db9ed36bad1 completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d62992908190996efab71cbf70f0 completed March 27, 2026, 7:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69c723fab0a4819080d7cd9cb4dddd33 completed March 28, 2026, 12:42 a.m.
Created at: March 27, 2026, 2:18 p.m.