Triple

T3042348
Position Surface form Disambiguated ID Type / Status
Subject Osaka Metro Tanimachi Line E83158 entity
Predicate connectsWith P37 FINISHED
Object Keihan Electric Railway lines in Osaka
Keihan Electric Railway lines in Osaka are a network of private railway routes linking central Osaka with its eastern suburbs and the Kyoto area, serving as a major commuter and intercity transport corridor.
 E323956 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: Keihan Electric Railway lines in Osaka | Statement: [Osaka Metro Tanimachi Line, connectsWith, Keihan Electric Railway lines in Osaka]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Keihan Electric Railway lines in Osaka
Context triple: [Osaka Metro Tanimachi Line, connectsWith, Keihan Electric Railway lines in Osaka]
  • A. 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.
  • B. 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.
  • C. Osaka Metro Imazatosuji Line
    The Osaka Metro Imazatosuji Line is a rapid transit line in Osaka, Japan, running north–south through the city and connecting residential districts with major interchange hubs on the Osaka Metro network.
  • D. Osaka Metro
    Osaka Metro is the rapid transit network serving Japan’s city of Osaka and its surrounding urban area.
  • E. 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.
  • 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: Keihan Electric Railway lines in Osaka
Triple: [Osaka Metro Tanimachi Line, connectsWith, Keihan Electric Railway lines in Osaka]
Generated description
Keihan Electric Railway lines in Osaka are a network of private railway routes linking central Osaka with its eastern suburbs and the Kyoto area, serving as a major commuter and intercity transport corridor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Keihan Electric Railway lines in Osaka
Target entity description: Keihan Electric Railway lines in Osaka are a network of private railway routes linking central Osaka with its eastern suburbs and the Kyoto area, serving as a major commuter and intercity transport corridor.
  • A. 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.
  • B. 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.
  • C. Osaka Metro Imazatosuji Line
    The Osaka Metro Imazatosuji Line is a rapid transit line in Osaka, Japan, running north–south through the city and connecting residential districts with major interchange hubs on the Osaka Metro network.
  • D. Osaka Metro
    Osaka Metro is the rapid transit network serving Japan’s city of Osaka and its surrounding urban area.
  • E. 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.
  • 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_69ad8b2298908190a7cb4e9bdbf064d0 completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad9b5d2a308190b4ce20efcae9b761 completed March 8, 2026, 3:53 p.m.
NED1 Entity disambiguation (via context triple) batch_69b1eef191ec8190a28c8beec31fffd1 completed March 11, 2026, 10:38 p.m.
NEDg Description generation batch_69b1f05966a881909aa7cce13534dea4 completed March 11, 2026, 10:44 p.m.
NED2 Entity disambiguation (via description) batch_69b1f476ccb081909a5d7164980040a9 completed March 11, 2026, 11:02 p.m.
Created at: March 8, 2026, 3:01 p.m.