Triple

T2470047
Position Surface form Disambiguated ID Type / Status
Subject West Japan Railway Company E55347 entity
Predicate operates P24 FINISHED
Object Kansai Airport Line
The Kansai Airport Line is a railway route in Japan that connects Kansai International Airport with the mainland rail network, providing access to major cities in the Kansai region.
E434739 NE FINISHED

How this triple was built (4 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: Kansai Airport Line | Statement: [West Japan Railway Company, operates, Kansai Airport Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kansai Airport Line
Context triple: [West Japan Railway Company, operates, Kansai Airport Line]
  • A. Keikyū Airport Line
    The Keikyū Airport Line is a railway line in the Tokyo area that provides direct train access between central Tokyo and Haneda Airport.
  • B. Osaka Loop Line
    The Osaka Loop Line is a circular railway line in Osaka, Japan, operated by JR West, that connects major urban and suburban districts around the city center.
  • C. Kansai Main Line
    The Kansai Main Line is a major railway line in Japan’s Kansai region that connects key cities including Osaka and Nagoya, serving both commuter and intercity traffic.
  • D. Osaka Metro Midosuji Line
    The Osaka Metro Midosuji Line is a major north–south subway line in Osaka, Japan, forming the city’s primary transit backbone and connecting key commercial and transport hubs.
  • E. Osaka Metro Chuo Line
    The Osaka Metro Chuo Line is a major rapid transit line in Osaka, Japan, running east–west through the city and serving key commercial, business, and waterfront areas.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Kansai Airport Line
Triple: [West Japan Railway Company, operates, Kansai Airport Line]
Generated description
The Kansai Airport Line is a railway route in Japan that connects Kansai International Airport with the mainland rail network, providing access to major cities in the Kansai region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kansai Airport Line
Target entity description: The Kansai Airport Line is a railway route in Japan that connects Kansai International Airport with the mainland rail network, providing access to major cities in the Kansai region.
  • A. Keikyū Airport Line
    The Keikyū Airport Line is a railway line in the Tokyo area that provides direct train access between central Tokyo and Haneda Airport.
  • B. Osaka Loop Line
    The Osaka Loop Line is a circular railway line in Osaka, Japan, operated by JR West, that connects major urban and suburban districts around the city center.
  • C. Kansai Main Line
    The Kansai Main Line is a major railway line in Japan’s Kansai region that connects key cities including Osaka and Nagoya, serving both commuter and intercity traffic.
  • D. Osaka Metro Midosuji Line
    The Osaka Metro Midosuji Line is a major north–south subway line in Osaka, Japan, forming the city’s primary transit backbone and connecting key commercial and transport hubs.
  • E. Osaka Metro Chuo Line
    The Osaka Metro Chuo Line is a major rapid transit line in Osaka, Japan, running east–west through the city and serving key commercial, business, and waterfront areas.
  • F. None of above. chosen

Provenance (5 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_69ab49e3622c8190ad22afa2c4fbb807 completed March 6, 2026, 9:40 p.m.
NER Named-entity recognition batch_69abd135c64881908cccde3317d14b67 completed March 7, 2026, 7:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69b5e4aa62888190a5ef7a617b5ace8d completed March 14, 2026, 10:43 p.m.
NEDg Description generation batch_69b5e55785bc8190917ff2cd36ea08a9 completed March 14, 2026, 10:46 p.m.
NED2 Entity disambiguation (via description) batch_69b5e5d8574c81909da3a91d9f927879 completed March 14, 2026, 10:48 p.m.
Created at: March 6, 2026, 9:44 p.m.