Triple

T9928078
Position Surface form Disambiguated ID Type / Status
Subject Higashi-Kanto Expressway E192573 entity
Predicate maintainedBy P86 FINISHED
Object East Nippon Expressway Company E601647 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: East Nippon Expressway Company | Statement: [Higashi-Kanto Expressway, maintainedBy, East Nippon Expressway Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: East Nippon Expressway Company
Context triple: [Higashi-Kanto Expressway, maintainedBy, East Nippon Expressway Company]
  • A. East Nippon Expressway Company chosen
    East Nippon Expressway Company is a major Japanese expressway operator responsible for managing and maintaining toll roads and related infrastructure in eastern Japan.
  • 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. 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.
  • D. NEXCO West Japan
    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.
  • E. NEXCO Central Japan
    NEXCO Central Japan is a major Japanese expressway company responsible for operating and maintaining toll roads and related infrastructure in the central region 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_69ca82dd978c8190947124ab0d3315ac completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cdb59d7ad08190982a1584547190bd completed April 2, 2026, 12:17 a.m.
NED1 Entity disambiguation (via context triple) batch_69d23d38c6748190a1c28c97f2a84f37 completed April 5, 2026, 10:45 a.m.
Created at: March 30, 2026, 8:43 p.m.