Triple

T2454880
Position Surface form Disambiguated ID Type / Status
Subject 枚方市 E54395 entity
Predicate 鉄道路線 P848 FINISHED
Object 京阪本線
京阪本線は、大阪と京都を結び京阪電気鉄道の主要幹線として都市間輸送や通勤・通学需要を担う鉄道路線です。
E325776 NE FINISHED

How this triple was built (5 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: 京阪本線 | Statement: [枚方市, 鉄道路線, 京阪本線]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 京阪本線
Context triple: [枚方市, 鉄道路線, 京阪本線]
  • A. 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.
  • B. 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.
  • C. Osaka Metro Sakaisuji Line
    The Osaka Metro Sakaisuji Line is a rapid transit line in Osaka, Japan, running north–south through the city and connecting key commercial and residential districts.
  • D. 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.
  • E. Kintetsu Osaka Line
    The Kintetsu Osaka Line is a major private railway line in Japan connecting Osaka with cities in Nara and Mie Prefectures, serving as an important commuter and intercity route in the Kansai region.
  • 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: 京阪本線
Triple: [枚方市, 鉄道路線, 京阪本線]
Generated description
京阪本線は、大阪と京都を結び京阪電気鉄道の主要幹線として都市間輸送や通勤・通学需要を担う鉄道路線です。
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 京阪本線
Target entity description: 京阪本線は、大阪と京都を結び京阪電気鉄道の主要幹線として都市間輸送や通勤・通学需要を担う鉄道路線です。
  • A. 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.
  • B. 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.
  • C. Osaka Metro Sakaisuji Line
    The Osaka Metro Sakaisuji Line is a rapid transit line in Osaka, Japan, running north–south through the city and connecting key commercial and residential districts.
  • D. 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.
  • E. Kintetsu Osaka Line
    The Kintetsu Osaka Line is a major private railway line in Japan connecting Osaka with cities in Nara and Mie Prefectures, serving as an important commuter and intercity route in the Kansai region.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: 鉄道路線
Context triple: [枚方市, 鉄道路線, 京阪本線]
  • A. railwayLine chosen
    Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
  • B. formerRailwayLine
    Indicates that a railway line previously existed in the past but is no longer in operation or has been decommissioned.
  • C. usesRailInfrastructureOf
    Indicates that one entity operates on, accesses, or otherwise makes use of the rail infrastructure owned or managed by another entity.
  • D. railroad
    Indicates that one entity constructs, operates, or provides railroad or train transportation services for another entity or area.
  • E. railTracks
    Indicates that one entity consists of, includes, or is associated with rail tracks used for guiding trains or rail vehicles.
  • F. None of above.

Provenance (6 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_69ab49dee84c819096b50a0049c347ac completed March 6, 2026, 9:40 p.m.
NER Named-entity recognition batch_69abd2bc7b5481908b3664495e99f1a4 completed March 7, 2026, 7:24 a.m.
NED1 Entity disambiguation (via context triple) batch_69b1f84f2c5c819084c82bfbd6a3b6f0 completed March 11, 2026, 11:18 p.m.
NEDg Description generation batch_69b1fc11c7dc81908918697b2397b3ef completed March 11, 2026, 11:34 p.m.
NED2 Entity disambiguation (via description) batch_69b1fcb50fd08190831349b37ed86144 completed March 11, 2026, 11:37 p.m.
PD Predicate disambiguation batch_69abd0aed2688190a18fe66b98d80e0b completed March 7, 2026, 7:15 a.m.
Created at: March 6, 2026, 9:44 p.m.