Triple

T438550
Position Surface form Disambiguated ID Type / Status
Subject Osaka Station E10063 entity
Predicate railwayLine P848 FINISHED
Object 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.
E58281 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: Osaka Loop Line | Statement: [Osaka Station, railwayLine, Osaka Loop Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Osaka Loop Line
Context triple: [Osaka Station, railwayLine, Osaka Loop Line]
  • A. Osaka Metro Sennichimae Line
    The Osaka Metro Sennichimae Line is a rapid transit line in Osaka, Japan, running east–west through central parts of the city and connecting major commercial and residential districts.
  • B. Osaka Metro
    Osaka Metro is the rapid transit network serving Japan’s city of Osaka and its surrounding urban area.
  • C. Hankyu Kyoto Main Line
    The Hankyu Kyoto Main Line is a major private railway line in Japan operated by Hankyu Railway, connecting Osaka and Kyoto through several suburban cities.
  • D. Tokyu Den-en-toshi Line
    Tokyu Den-en-toshi Line is a major private railway line in the Tokyo metropolitan area that connects central Tokyo with suburban residential districts, including service to Shibuya.
  • E. JR Kobe Line
    The JR Kobe Line is a major commuter rail corridor in Japan’s Kansai region operated by JR West, connecting Osaka with Kobe and serving as part of the busy Tōkaidō and San’yō Main Line network.
  • 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: Osaka Loop Line
Triple: [Osaka Station, railwayLine, Osaka Loop Line]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Osaka Loop Line
Target entity description: 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.
  • A. Osaka Metro Sennichimae Line
    The Osaka Metro Sennichimae Line is a rapid transit line in Osaka, Japan, running east–west through central parts of the city and connecting major commercial and residential districts.
  • B. Osaka Metro
    Osaka Metro is the rapid transit network serving Japan’s city of Osaka and its surrounding urban area.
  • C. Hankyu Kyoto Main Line
    The Hankyu Kyoto Main Line is a major private railway line in Japan operated by Hankyu Railway, connecting Osaka and Kyoto through several suburban cities.
  • D. Tokyu Den-en-toshi Line
    Tokyu Den-en-toshi Line is a major private railway line in the Tokyo metropolitan area that connects central Tokyo with suburban residential districts, including service to Shibuya.
  • E. JR Kobe Line
    The JR Kobe Line is a major commuter rail corridor in Japan’s Kansai region operated by JR West, connecting Osaka with Kobe and serving as part of the busy Tōkaidō and San’yō Main Line network.
  • 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_69a2e8465ef481909655c681b01e2986 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2ef283be881909444aaf257451747 completed Feb. 28, 2026, 1:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4529020888190952a8e8665f501c6 completed March 1, 2026, 2:52 p.m.
NEDg Description generation batch_69a455253cc0819084d9cf850917aa1d completed March 1, 2026, 3:03 p.m.
NED2 Entity disambiguation (via description) batch_69a4557af088819099e7f35f507f8a6c completed March 1, 2026, 3:04 p.m.
Created at: Feb. 28, 2026, 1:11 p.m.