Triple

T2868466
Position Surface form Disambiguated ID Type / Status
Subject Central Japan Railway Company E63498 entity
Predicate operatesRailLine P15252 FINISHED
Object Tokaido Shinkansen E63499 NE FINISHED

How this triple was built (3 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: Tokaido Shinkansen | Statement: [Central Japan Railway Company, operatesRailLine, Tokaido Shinkansen]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tokaido Shinkansen
Context triple: [Central Japan Railway Company, operatesRailLine, Tokaido Shinkansen]
  • A. Tokaido Shinkansen chosen
    The Tokaido Shinkansen is Japan’s pioneering high-speed rail line connecting Tokyo with Osaka and other major cities, renowned for its speed, punctuality, and heavy passenger usage.
  • B. Sanyo Shinkansen
    Sanyo Shinkansen is a high-speed railway line in Japan that connects Osaka with western Honshu cities such as Hiroshima and Fukuoka as part of the Shinkansen network.
  • C. Yamagata Shinkansen
    The Yamagata Shinkansen is a Japanese high-speed "mini-shinkansen" rail line connecting Tokyo with Yamagata Prefecture by upgrading conventional tracks for Shinkansen through-service.
  • D. Akita Shinkansen
    The Akita Shinkansen is a Japanese high-speed "mini-shinkansen" rail line connecting Akita Prefecture with the Tōhoku Shinkansen network, providing fast intercity service to and from Tokyo.
  • E. JR West Shinkansen
    JR West Shinkansen is the high-speed bullet train service operated by West Japan Railway Company, connecting major cities across western Japan.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: operatesRailLine
Context triple: [Central Japan Railway Company, operatesRailLine, Tokaido Shinkansen]
  • A. operatesOnLine chosen
    Indicates that an entity conducts operations, services, or activities along a specific line or route.
  • B. railwayLine
    Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
  • C. usesRailInfrastructureOf
    Indicates that one entity operates on, accesses, or otherwise makes use of the rail infrastructure owned or managed by another entity.
  • D. trainOperator
    Indicates that one entity operates, manages, or runs train services for another entity or within a specific rail system.
  • E. hasRailSystem
    Indicates that an entity possesses or is served by a rail-based transportation system.
  • F. None of above.

Provenance (4 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_69ab4c42fb8c8190b36e161d47c03b81 completed March 6, 2026, 9:50 p.m.
NER Named-entity recognition batch_69abdfdfef1881909dc52a1b34cd24e3 completed March 7, 2026, 8:20 a.m.
NED1 Entity disambiguation (via context triple) batch_69b01dabb19c8190822ac992ab764446 completed March 10, 2026, 1:33 p.m.
PD Predicate disambiguation batch_69abdd123ec48190af50a1859aea50b7 completed March 7, 2026, 8:08 a.m.
Created at: March 6, 2026, 10:02 p.m.