Triple

T509594
Position Surface form Disambiguated ID Type / Status
Subject Shin-Osaka Station E10575 entity
Predicate servedByLine P1293 FINISHED
Object 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.
E65549 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 Higashi Line | Statement: [Shin-Osaka Station, servedByLine, Osaka Higashi Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Osaka Higashi Line
Context triple: [Shin-Osaka Station, servedByLine, Osaka Higashi Line]
  • A. 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.
  • B. 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.
  • C. Nankai Main Line
    The Nankai Main Line is a major private railway line in the Osaka region of Japan, operated by Nankai Electric Railway and serving as a key commuter and airport access route.
  • D. Hankyu Kyoto Main Line
    The Hankyu Kyoto Main Line is a major private railway line in Japan operated by Hankyu Railway, connecting Osaka and Kyoto through several suburban cities.
  • E. JR Takarazuka Line
    The JR Takarazuka Line is a major West Japan Railway Company (JR West) commuter and intercity rail route in the Osaka–Hyōgo area, connecting central Osaka with Takarazuka and beyond.
  • 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 Higashi Line
Triple: [Shin-Osaka Station, servedByLine, Osaka Higashi Line]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Osaka Higashi Line
Target entity description: 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.
  • A. 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.
  • B. 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.
  • C. Nankai Main Line
    The Nankai Main Line is a major private railway line in the Osaka region of Japan, operated by Nankai Electric Railway and serving as a key commuter and airport access route.
  • D. Hankyu Kyoto Main Line
    The Hankyu Kyoto Main Line is a major private railway line in Japan operated by Hankyu Railway, connecting Osaka and Kyoto through several suburban cities.
  • E. JR Takarazuka Line
    The JR Takarazuka Line is a major West Japan Railway Company (JR West) commuter and intercity rail route in the Osaka–Hyōgo area, connecting central Osaka with Takarazuka and beyond.
  • 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_69a2e848adf881908e5e04f7af030093 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2f164a9d48190b525a97b5c06ffe2 completed Feb. 28, 2026, 1:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4b23bf69481908db3a0f3de8c2bf1 completed March 1, 2026, 9:40 p.m.
NEDg Description generation batch_69a4b2c975ec8190bc16f146f89c3f05 completed March 1, 2026, 9:42 p.m.
NED2 Entity disambiguation (via description) batch_69a4b343f8f88190bd011924dd485bef completed March 1, 2026, 9:44 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.