Triple

T2882377
Position Surface form Disambiguated ID Type / Status
Subject Nankai Main Line E59425 entity
Predicate connectsTo P845 FINISHED
Object Nankai Koya Line at Namba Station
The Nankai Koya Line at Namba Station is a major terminal railway line in Osaka that serves as the gateway for trains heading toward Mount Koya and the Wakayama region.
E307040 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: Nankai Koya Line at Namba Station | Statement: [Nankai Main Line, connectsTo, Nankai Koya Line at Namba Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nankai Koya Line at Namba Station
Context triple: [Nankai Main Line, connectsTo, Nankai Koya Line at Namba Station]
  • A. Nankai Electric Railway at Shin-Imamiya Station
    Nankai Electric Railway at Shin-Imamiya Station is a major private railway hub in Osaka that provides regional and airport access, including services toward Kansai International Airport and Wakayama.
  • B. Kintetsu Namba Line
    The Kintetsu Namba Line is a major commuter railway line in Osaka, Japan, operated by Kintetsu Railway and connecting central Osaka with the wider Kintetsu network.
  • C. Hanshin Namba Line
    The Hanshin Namba Line is a Japanese railway line in the Kansai region that connects Osaka’s Namba area with the Hanshin network, providing through services between central Osaka and Kobe/Nara.
  • D. Osaka Metro Tanimachi Line
    The Osaka Metro Tanimachi Line is a major north–south subway line in Osaka, Japan, connecting key commercial and residential districts across the city.
  • E. 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.
  • 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: Nankai Koya Line at Namba Station
Triple: [Nankai Main Line, connectsTo, Nankai Koya Line at Namba Station]
Generated description
The Nankai Koya Line at Namba Station is a major terminal railway line in Osaka that serves as the gateway for trains heading toward Mount Koya and the Wakayama region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Nankai Koya Line at Namba Station
Target entity description: The Nankai Koya Line at Namba Station is a major terminal railway line in Osaka that serves as the gateway for trains heading toward Mount Koya and the Wakayama region.
  • A. Nankai Electric Railway at Shin-Imamiya Station
    Nankai Electric Railway at Shin-Imamiya Station is a major private railway hub in Osaka that provides regional and airport access, including services toward Kansai International Airport and Wakayama.
  • B. Kintetsu Namba Line
    The Kintetsu Namba Line is a major commuter railway line in Osaka, Japan, operated by Kintetsu Railway and connecting central Osaka with the wider Kintetsu network.
  • C. Hanshin Namba Line
    The Hanshin Namba Line is a Japanese railway line in the Kansai region that connects Osaka’s Namba area with the Hanshin network, providing through services between central Osaka and Kobe/Nara.
  • D. Osaka Metro Tanimachi Line
    The Osaka Metro Tanimachi Line is a major north–south subway line in Osaka, Japan, connecting key commercial and residential districts across the city.
  • E. 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.
  • 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_69ab4ac739188190a112f42a5a69c951 completed March 6, 2026, 9:44 p.m.
NER Named-entity recognition batch_69abe02aa5948190a2e0bd9168232bd5 completed March 7, 2026, 8:22 a.m.
NED1 Entity disambiguation (via context triple) batch_69b03167d7dc819093e91e0d42f3de6f completed March 10, 2026, 2:57 p.m.
NEDg Description generation batch_69b03549ed388190b478614397076361 completed March 10, 2026, 3:14 p.m.
NED2 Entity disambiguation (via description) batch_69b035f849888190a5b9ee15aa456522 completed March 10, 2026, 3:17 p.m.
Created at: March 6, 2026, 10:03 p.m.