Triple

T13562257
Position Surface form Disambiguated ID Type / Status
Subject Sakae district of Nagoya E323936 entity
Predicate servedByLine P1293 FINISHED
Object Higashiyama Line
The Higashiyama Line is a major subway line in Nagoya, Japan, forming part of the city’s municipal subway network and connecting key commercial and residential areas.
E1176924 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: Higashiyama Line | Statement: [Sakae district of Nagoya, servedByLine, Higashiyama Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Higashiyama Line
Context triple: [Sakae district of Nagoya, servedByLine, Higashiyama Line]
  • A. Hankyu Minoh Line
    The Hankyu Minoh Line is a suburban railway line in Osaka Prefecture, Japan, operated by Hankyu Railway and known for connecting the city to the scenic Minoh area.
  • B. 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.
  • C. Hankyu Senri Line
    The Hankyu Senri Line is a commuter railway line in the Osaka area of Japan operated by Hankyu Railway, serving suburban communities and connecting them to central Osaka.
  • D. 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.
  • E. Hankyu Koyo Line
    The Hankyu Koyo Line is a short commuter railway branch in Hyōgo Prefecture, Japan, operated by Hankyu Railway and primarily serving residential areas between Nishinomiya-Kitaguchi and Kōyōen.
  • 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: Higashiyama Line
Triple: [Sakae district of Nagoya, servedByLine, Higashiyama Line]
Generated description
The Higashiyama Line is a major subway line in Nagoya, Japan, forming part of the city’s municipal subway network and connecting key commercial and residential areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Higashiyama Line
Target entity description: The Higashiyama Line is a major subway line in Nagoya, Japan, forming part of the city’s municipal subway network and connecting key commercial and residential areas.
  • A. Hankyu Minoh Line
    The Hankyu Minoh Line is a suburban railway line in Osaka Prefecture, Japan, operated by Hankyu Railway and known for connecting the city to the scenic Minoh area.
  • B. 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.
  • C. Hankyu Senri Line
    The Hankyu Senri Line is a commuter railway line in the Osaka area of Japan operated by Hankyu Railway, serving suburban communities and connecting them to central Osaka.
  • D. 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.
  • E. Hankyu Koyo Line
    The Hankyu Koyo Line is a short commuter railway branch in Hyōgo Prefecture, Japan, operated by Hankyu Railway and primarily serving residential areas between Nishinomiya-Kitaguchi and Kōyōen.
  • 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_69d8076830b48190910a902bae5888e2 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbb00bbe848190bb33efe2af528295 completed April 12, 2026, 2:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69ff90815b64819082715292f6088c74 completed May 9, 2026, 7:52 p.m.
NEDg Description generation batch_69ff93239ed881909954ccceb63f16fd completed May 9, 2026, 8:03 p.m.
NED2 Entity disambiguation (via description) batch_69ff93ed15ec8190b9361f7ad4c7e447 completed May 9, 2026, 8:07 p.m.
Created at: April 9, 2026, 9:47 p.m.