Triple

T635918
Position Surface form Disambiguated ID Type / Status
Subject Tennoji Station E16620 entity
Predicate railwayLine P848 FINISHED
Object 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.
 E83158 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 Metro Tanimachi Line | Statement: [Tennoji Station, railwayLine, Osaka Metro Tanimachi Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Osaka Metro Tanimachi Line
Context triple: [Tennoji Station, railwayLine, Osaka Metro Tanimachi 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 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.
  • C. 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.
  • D. Osaka Higashi Line
    The Osaka Higashi Line is a railway line in Osaka, Japan, operated by JR West that runs north–south through the eastern part of the city, connecting major hubs and suburban areas.
  • E. Osaka Metro
    Osaka Metro is the rapid transit network serving Japan’s city of Osaka and its surrounding urban area.
  • 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 Metro Tanimachi Line
Triple: [Tennoji Station, railwayLine, Osaka Metro Tanimachi Line]
Generated description
The Osaka Metro Tanimachi Line is a major north–south subway line in Osaka, Japan, connecting key commercial and residential districts across the city.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Osaka Metro Tanimachi Line
Target entity description: The Osaka Metro Tanimachi Line is a major north–south subway line in Osaka, Japan, connecting key commercial and residential districts across the city.
  • 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 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.
  • C. 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.
  • D. Osaka Higashi Line
    The Osaka Higashi Line is a railway line in Osaka, Japan, operated by JR West that runs north–south through the eastern part of the city, connecting major hubs and suburban areas.
  • E. Osaka Metro
    Osaka Metro is the rapid transit network serving Japan’s city of Osaka and its surrounding urban area.
  • 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_69a4936be1c88190af56540324b57da7 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a49ee667f08190a0332b8f6c569e1a completed March 1, 2026, 8:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69a5c38d2ee88190b577ca56b84e851e completed March 2, 2026, 5:06 p.m.
NEDg Description generation batch_69a5c51ae0cc8190b522436337980624 completed March 2, 2026, 5:12 p.m.
NED2 Entity disambiguation (via description) batch_69a5ce579ca8819084a1eae104e7058b completed March 2, 2026, 5:52 p.m.
Created at: March 1, 2026, 7:35 p.m.