Triple

T14237655
Position Surface form Disambiguated ID Type / Status
Subject Hokkaido Shinkansen E352926 entity
Predicate owner P347 FINISHED
Object Japan Railway Construction, Transport and Technology Agency E389804 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: Japan Railway Construction, Transport and Technology Agency | Statement: [Hokkaido Shinkansen, owner, Japan Railway Construction, Transport and Technology Agency]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Japan Railway Construction, Transport and Technology Agency
Context triple: [Hokkaido Shinkansen, owner, Japan Railway Construction, Transport and Technology Agency]
  • A. Japan Railway Construction, Transport and Technology Agency chosen
    The Japan Railway Construction, Transport and Technology Agency is a Japanese government-affiliated organization responsible for planning, financing, and developing railway and transport infrastructure projects, including high-speed rail lines.
  • B. Railway Bureau of Japan
    The Railway Bureau of Japan is a governmental body responsible for planning, regulating, and overseeing the nation’s railway systems and policies.
  • C. Ministry of Railways (Japan)
    The Ministry of Railways (Japan) was the former government ministry responsible for overseeing and managing Japan’s national railway system before its postwar reorganization.
  • D. 日本国有鉄道清算事業団
    日本国有鉄道清算事業団は、日本国有鉄道（国鉄）の分割・民営化に伴い、その債務処理や資産整理を行うために設立された清算機関です。
  • E. Japanese National Railways
    Japanese National Railways was Japan’s former state-owned railway company that operated the country’s nationwide rail network until its privatization and breakup in 1987.
  • 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_69d8278adc7c8190a9218d69bce3c4e6 completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de62422e28819089e7115052a28c96 completed April 14, 2026, 3:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd281f80548190ad489c418f27e82c completed May 8, 2026, 12:02 a.m.
Created at: April 10, 2026, 1:08 a.m.