Triple

T3047640
Position Surface form Disambiguated ID Type / Status
Subject Toyota City E83487 entity
Predicate railwayServedBy P782 FINISHED
Object Aichi Loop Line
The Aichi Loop Line is a regional railway line in Aichi Prefecture, Japan, forming a semicircular route that connects several suburban cities and industrial areas around Nagoya.
 E525695 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: Aichi Loop Line | Statement: [Toyota City, railwayServedBy, Aichi Loop Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Aichi Loop Line
Context triple: [Toyota City, railwayServedBy, Aichi Loop Line]
  • A. Imazatosuji Line
    The Imazatosuji Line is a rapid transit line in Osaka, Japan, operated by Osaka Metro and serving as one of the city’s main north–south subway corridors.
  • B. Namboku Line
    The Namboku Line is a Tokyo Metro subway line running north–south through central Tokyo, connecting residential districts with major business and transit hubs.
  • C. Fukutoshin Line
    The Fukutoshin Line is a Tokyo Metro subway line in Tokyo, Japan, connecting major commercial and residential districts such as Shibuya, Shinjuku, and Ikebukuro.
  • D. Sennichimae Line
    The Sennichimae Line is a rapid transit line in Osaka, Japan, forming part of the city’s urban subway network.
  • E. Karasuma Line
    The Karasuma Line is a major Kyoto Municipal Subway line running north–south through Kyoto, connecting key districts and transportation hubs including Kyoto Station.
  • 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: Aichi Loop Line
Triple: [Toyota City, railwayServedBy, Aichi Loop Line]
Generated description
The Aichi Loop Line is a regional railway line in Aichi Prefecture, Japan, forming a semicircular route that connects several suburban cities and industrial areas around Nagoya.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Aichi Loop Line
Target entity description: The Aichi Loop Line is a regional railway line in Aichi Prefecture, Japan, forming a semicircular route that connects several suburban cities and industrial areas around Nagoya.
  • A. Imazatosuji Line
    The Imazatosuji Line is a rapid transit line in Osaka, Japan, operated by Osaka Metro and serving as one of the city’s main north–south subway corridors.
  • B. Namboku Line
    The Namboku Line is a Tokyo Metro subway line running north–south through central Tokyo, connecting residential districts with major business and transit hubs.
  • C. Fukutoshin Line
    The Fukutoshin Line is a Tokyo Metro subway line in Tokyo, Japan, connecting major commercial and residential districts such as Shibuya, Shinjuku, and Ikebukuro.
  • D. Sennichimae Line
    The Sennichimae Line is a rapid transit line in Osaka, Japan, forming part of the city’s urban subway network.
  • E. Karasuma Line
    The Karasuma Line is a major Kyoto Municipal Subway line running north–south through Kyoto, connecting key districts and transportation hubs including Kyoto Station.
  • 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_69ad8b24924c8190a9bb6f61d519e4ae completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad9bad11b48190a5bd01e91a320e14 completed March 8, 2026, 3:54 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf9ac44d688190ac6307d26a89e238 completed March 22, 2026, 7:31 a.m.
NEDg Description generation batch_69bf9b3db560819089847c1ded2b119b completed March 22, 2026, 7:33 a.m.
NED2 Entity disambiguation (via description) batch_69bf9c26188c8190a740fb58ac7b1e6a completed March 22, 2026, 7:37 a.m.
Created at: March 8, 2026, 3:01 p.m.