Triple

T23287885
Position Surface form Disambiguated ID Type / Status
Subject Ken-Ō Expressway E589941 entity
Predicate maintainedBy P86 FINISHED
Object Metropolitan Inter-City Expressway Company Limited — 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: Metropolitan Inter-City Expressway Company Limited | Statement: [Ken-Ō Expressway, maintainedBy, Metropolitan Inter-City Expressway Company Limited]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Metropolitan Inter-City Expressway Company Limited
Context triple: [Ken-Ō Expressway, maintainedBy, Metropolitan Inter-City Expressway Company Limited]
  • A. Metropolitan Expressway Company Limited
    Metropolitan Expressway Company Limited is the public–private company responsible for managing, maintaining, and operating Tokyo’s urban expressway network.
  • B. Hanshin Expressway Company Limited
    Hanshin Expressway Company Limited is a Japanese company responsible for managing and operating the Hanshin Expressway network serving the Osaka–Kobe metropolitan area.
  • C. East Nippon Expressway Company
    East Nippon Expressway Company is a major Japanese expressway operator responsible for managing and maintaining toll roads and related infrastructure in eastern Japan.
  • D. Nippon Expressway Company Group
    Nippon Expressway Company Group is a Japanese government-related corporate group responsible for operating, maintaining, and managing major expressways and toll roads across Japan through regional subsidiaries.
  • E. Honshu-Shikoku Bridge Expressway Company
    Honshu-Shikoku Bridge Expressway Company is a Japanese expressway operator responsible for managing major bridge and highway links between the islands of Honshu and Shikoku.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Metropolitan Inter-City Expressway Company Limited
Target entity description: Metropolitan Inter-City Expressway Company Limited is a Japanese expressway operator responsible for managing and operating major ring roads and expressway networks around the Tokyo metropolitan area.
  • A. Metropolitan Expressway Company Limited
    Metropolitan Expressway Company Limited is the public–private company responsible for managing, maintaining, and operating Tokyo’s urban expressway network.
  • B. Hanshin Expressway Company Limited
    Hanshin Expressway Company Limited is a Japanese company responsible for managing and operating the Hanshin Expressway network serving the Osaka–Kobe metropolitan area.
  • C. East Nippon Expressway Company
    East Nippon Expressway Company is a major Japanese expressway operator responsible for managing and maintaining toll roads and related infrastructure in eastern Japan.
  • D. Nippon Expressway Company Group
    Nippon Expressway Company Group is a Japanese government-related corporate group responsible for operating, maintaining, and managing major expressways and toll roads across Japan through regional subsidiaries.
  • E. Honshu-Shikoku Bridge Expressway Company
    Honshu-Shikoku Bridge Expressway Company is a Japanese expressway operator responsible for managing major bridge and highway links between the islands of Honshu and Shikoku.
  • F. None of above. chosen

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_69e25d1af9d88190a0b9b5e8fa608618 completed April 17, 2026, 4:17 p.m.
NER Named-entity recognition batch_69f19648842c81909756be4bc06b3a45 completed April 29, 2026, 5:25 a.m.
Created at: April 17, 2026, 5 p.m.