Triple

T21364340
Position Surface form Disambiguated ID Type / Status
Subject JR Negishi Line E526868 entity
Predicate connectsToMajorLineServing P143989 FINISHED
Object Greater Tokyo region NE NERFINISHED

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: Greater Tokyo region | Statement: [JR Negishi Line, connectsToMajorLineServing, Greater Tokyo region]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Greater Tokyo region
Context triple: [JR Negishi Line, connectsToMajorLineServing, Greater Tokyo region]
  • A. Chūkyō metropolitan area
    The Chūkyō metropolitan area is Japan’s third-largest urban and industrial region, centered on Nagoya and known as a major hub for automotive manufacturing and international trade.
  • B. Tokyo metropolitan area chosen
    The Tokyo metropolitan area is the world’s largest urban agglomeration, centered on Japan’s capital Tokyo and encompassing numerous surrounding cities and prefectures in a vast, densely populated economic and cultural hub.
  • C. Yokohama metropolitan area
    The Yokohama metropolitan area is a major urban and economic region in Japan centered on the port city of Yokohama and its surrounding municipalities within the Greater Tokyo area.
  • D. Saitama metropolitan area
    The Saitama metropolitan area is a major urban and commuter region north of Tokyo, centered on Saitama City and integrated into the Greater Tokyo metropolitan zone.
  • E. Sendai metropolitan area
    The Sendai metropolitan area is a major urban and economic center in Japan’s Tōhoku region, anchored by the city of Sendai and its surrounding municipalities.
  • 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: connectsToMajorLineServing
Context triple: [JR Negishi Line, connectsToMajorLineServing, Greater Tokyo region]
  • A. connectsToMainLineAt
    Indicates that one entity is linked or joined to a primary or central line at a specific point.
  • B. connectsMajorHub
    Indicates that one entity serves as a link or route between major hubs or primary nodes in a network.
  • C. lineServed
    Indicates that a particular transportation line (such as a bus, train, or metro line) provides service to or is operated at a given stop, station, or route segment.
  • D. isMajorStationOn
    Indicates that a station serves as a primary or significant stop on a particular route or line.
  • E. primaryCorridorServed
    Indicates that a corridor is the main route or pathway served by a given service, facility, or entity.
  • F. None of above. chosen

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_69e0b51d8a308190b09113b3b3f9bc15 completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e8b06d6dcc8190b438d3c2e620578c completed April 22, 2026, 11:26 a.m.
PD Predicate disambiguation batch_69e6162bbfc88190a3e75859941b2638 completed April 20, 2026, 12:03 p.m.
PDg Predicate description generation batch_69e61b3e47f881908fb2aac9bd2bfb58 completed April 20, 2026, 12:25 p.m.
Created at: April 16, 2026, 5:08 p.m.