Triple

T1978715
Position Surface form Disambiguated ID Type / Status
Subject Pyeongtaek E42974 entity
Predicate hasTransport P1298 FINISHED
Object Pyeongtaek–Jecheon Line
The Pyeongtaek–Jecheon Line is a major railway route in South Korea that connects the city of Pyeongtaek in Gyeonggi Province with Jecheon in North Chungcheong Province, serving both passenger and freight transport.
E235873 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: Pyeongtaek–Jecheon Line | Statement: [Pyeongtaek, hasTransport, Pyeongtaek–Jecheon Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pyeongtaek–Jecheon Line
Context triple: [Pyeongtaek, hasTransport, Pyeongtaek–Jecheon Line]
  • A. Donghae Line
    The Donghae Line is a railway line in South Korea that runs along the country’s eastern coast, connecting major cities and districts in the Busan–Ulsan–Pohang region.
  • B. Gyeongbu Line
    The Gyeongbu Line is South Korea’s principal railway corridor, connecting the capital Seoul with the major port city of Busan and serving as the country’s busiest and most important rail route.
  • C. Hanwa Line
    The Hanwa Line is a major railway line in Japan’s Kansai region operated by JR West, connecting central Osaka with southern Osaka Prefecture and Wakayama.
  • D. Daejeon Metro
    Daejeon Metro is the urban rapid transit system serving the city of Daejeon in South Korea.
  • E. Nakdong River line
    The Nakdong River line was a critical defensive front held by United Nations and South Korean forces in southeast Korea during the early stages of the Korean War.
  • 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: Pyeongtaek–Jecheon Line
Triple: [Pyeongtaek, hasTransport, Pyeongtaek–Jecheon Line]
Generated description
The Pyeongtaek–Jecheon Line is a major railway route in South Korea that connects the city of Pyeongtaek in Gyeonggi Province with Jecheon in North Chungcheong Province, serving both passenger and freight transport.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pyeongtaek–Jecheon Line
Target entity description: The Pyeongtaek–Jecheon Line is a major railway route in South Korea that connects the city of Pyeongtaek in Gyeonggi Province with Jecheon in North Chungcheong Province, serving both passenger and freight transport.
  • A. Donghae Line
    The Donghae Line is a railway line in South Korea that runs along the country’s eastern coast, connecting major cities and districts in the Busan–Ulsan–Pohang region.
  • B. Gyeongbu Line
    The Gyeongbu Line is South Korea’s principal railway corridor, connecting the capital Seoul with the major port city of Busan and serving as the country’s busiest and most important rail route.
  • C. Hanwa Line
    The Hanwa Line is a major railway line in Japan’s Kansai region operated by JR West, connecting central Osaka with southern Osaka Prefecture and Wakayama.
  • D. Daejeon Metro
    Daejeon Metro is the urban rapid transit system serving the city of Daejeon in South Korea.
  • E. Nakdong River line
    The Nakdong River line was a critical defensive front held by United Nations and South Korean forces in southeast Korea during the early stages of the Korean War.
  • 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_69a8871289048190b00b0d7744b7b2b1 completed March 4, 2026, 7:25 p.m.
NER Named-entity recognition batch_69abb43011188190b6a41c004e9e4802 completed March 7, 2026, 5:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae5176d2f08190b3ebc53ea1def9be completed March 9, 2026, 4:49 a.m.
NEDg Description generation batch_69ae5209ae40819095e02cafb8112a1f completed March 9, 2026, 4:52 a.m.
NED2 Entity disambiguation (via description) batch_69ae529375788190aead19ec0874f11e completed March 9, 2026, 4:54 a.m.
Created at: March 4, 2026, 7:36 p.m.