Triple

T13492248
Position Surface form Disambiguated ID Type / Status
Subject Atsuta-ku, Nagoya E320663 entity
Predicate hasTransport P1298 FINISHED
Object Meitetsu Nagoya Main Line — NE NERFINISHED

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: Meitetsu Nagoya Main Line | Statement: [Atsuta-ku, Nagoya, hasTransport, Meitetsu Nagoya Main Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Meitetsu Nagoya Main Line
Context triple: [Atsuta-ku, Nagoya, hasTransport, Meitetsu Nagoya Main Line]
  • A. Meitetsu Nagoya Main Line chosen
    The Meitetsu Nagoya Main Line is a major private railway line in Japan’s Chubu region that connects Nagoya with surrounding cities and serves as a key commuter and intercity route.
  • B. San'yō Electric Railway Main Line
    The San'yō Electric Railway Main Line is a major private railway route in Japan’s Kansai region, running along the Seto Inland Sea coast and connecting cities in Hyōgo Prefecture.
  • C. Nippō Main Line
    The Nippō Main Line is a major railway line in Kyushu, Japan, operated by JR Kyushu and running along the eastern coast to connect key cities including Beppu, Oita, and Miyazaki.
  • D. Keikyū Main Line
    The Keikyū Main Line is a major private railway line in the Greater Tokyo area of Japan, operated by Keikyu Corporation and serving as a key commuter route between central Tokyo and cities in Kanagawa Prefecture.
  • E. Yokosuka Line
    The Yokosuka Line is a major JR East railway line in the Greater Tokyo area that connects central Tokyo with Yokosuka in Kanagawa Prefecture, serving both commuter and intercity traffic.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69d807629d6c8190998f1b9bb12d2ed0 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbaf4c66008190b287e0551889d7c8 completed April 12, 2026, 2:42 p.m.
Created at: April 9, 2026, 9:43 p.m.