Triple

T15736346
Position Surface form Disambiguated ID Type / Status
Subject Ikuchi Bridge E381481 entity
Predicate maintainedBy P86 FINISHED
Object West Nippon Expressway Company E254958 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: West Nippon Expressway Company | Statement: [Ikuchi Bridge, maintainedBy, West Nippon Expressway Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: West Nippon Expressway Company
Context triple: [Ikuchi Bridge, maintainedBy, West Nippon Expressway Company]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. NEXCO West Japan chosen
    NEXCO West Japan is a major Japanese expressway company responsible for managing and operating toll roads and related infrastructure in the western regions of 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_69d86d9cdb648190bf3171be0bd7d872 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e04fd586a88190aa1b1b88368d386f completed April 16, 2026, 2:56 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff8300a4248190ba52573b57f31b36 completed May 9, 2026, 6:54 p.m.
Created at: April 10, 2026, 4:46 a.m.