Triple

T13163702
Position Surface form Disambiguated ID Type / Status
Subject Shinkansen Holding Corporation E312790 entity
Predicate replaces P101 FINISHED
Object Japanese National Railways (for ownership of Shinkansen assets) E55792 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: Japanese National Railways (for ownership of Shinkansen assets) | Statement: [Shinkansen Holding Corporation, replaces, Japanese National Railways (for ownership of Shinkansen assets)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Japanese National Railways (for ownership of Shinkansen assets)
Context triple: [Shinkansen Holding Corporation, replaces, Japanese National Railways (for ownership of Shinkansen assets)]
  • A. Japanese National Railways chosen
    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.
  • B. Shinkansen Holding Corporation
    Shinkansen Holding Corporation is a Japanese company established to own and manage the high-speed Shinkansen railway assets following the breakup and privatization of Japanese National Railways.
  • C. Japan Railways Group
    Japan Railways Group is a major network of regional railway companies in Japan that emerged from the privatization of the former Japanese National Railways and operates much of the country’s passenger rail services, including high-speed Shinkansen lines.
  • D. 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.
  • E. 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。
  • 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_69d806ac3ee081909b2fd27d060aa974 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d98c0bf5a48190bf245dceee24b579 completed April 10, 2026, 11:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6eaf4cd788190b74cca51b5219bfb completed May 3, 2026, 6:28 a.m.
Created at: April 9, 2026, 9:13 p.m.