Triple

T11309573
Position Surface form Disambiguated ID Type / Status
Subject Keihan Group E267801 entity
Predicate associatedWith P37 FINISHED
Object Keihan interurban railway network E872813 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: Keihan interurban railway network | Statement: [Keihan Group, associatedWith, Keihan interurban railway network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Keihan interurban railway network
Context triple: [Keihan Group, associatedWith, Keihan interurban railway network]
  • A. Keihan network between Osaka and Kyoto chosen
    The Keihan network between Osaka and Kyoto is a private railway system in Japan that provides frequent commuter and intercity rail services linking central Osaka with Kyoto and surrounding areas.
  • B. Keihan Main Line
    The Keihan Main Line is a major Japanese railway line operated by Keihan Electric Railway, connecting Osaka and Kyoto and serving as a key commuter and intercity route in the Kansai region.
  • C. Suin Line
    The Suin Line is a commuter rail line in the Seoul metropolitan area of South Korea that serves as part of the Incheon Subway network, connecting Incheon with surrounding cities.
  • D. Hanshin Mukogawa Line
    The Hanshin Mukogawa Line is a short commuter railway branch line in Hyōgo Prefecture, Japan, providing local transit service as part of the Hanshin Electric Railway network.
  • E. Tozai Line
    The Tozai Line is a major Tokyo Metro subway line that runs east–west across Tokyo, connecting central business districts with suburban residential areas.
  • 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_69d6aaca5c24819083db46a30d86cb34 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e9c0b3b88190ac0e3d6a5ad3b9bc completed April 9, 2026, 6:02 p.m.
NED1 Entity disambiguation (via context triple) batch_69e50a70022081908bc74185003a3503 completed April 19, 2026, 5:01 p.m.
Created at: April 8, 2026, 9:32 p.m.