Triple

T9084568
Position Surface form Disambiguated ID Type / Status
Subject Bujeon Station area E217717 entity
Predicate servedBy P82 FINISHED
Object Gyeongbu Line (local services)
Gyeongbu Line (local services) is a regional passenger rail service in South Korea that operates frequent stopping trains along the Gyeongbu Line, connecting cities and local stations between Seoul and Busan.
 E776483 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: Gyeongbu Line (local services) | Statement: [Bujeon Station area, servedBy, Gyeongbu Line (local services)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Gyeongbu Line (local services)
Context triple: [Bujeon Station area, servedBy, Gyeongbu Line (local services)]
  • A. Daejeon Line
    The Daejeon Line is a railway line in Daejeon, South Korea, that connects key stations within the city and links local routes to the national rail network.
  • B. Gwangju Line
    The Gwangju Line is a railway line in South Korea that connects Gwangju with the national rail network, serving as an important regional transportation route.
  • C. Daegu Line
    The Daegu Line is a railway line in South Korea that serves the Daegu region, linking it with other major rail corridors in the country.
  • D. Gyeongchun Line
    The Gyeongchun Line is a commuter rail line in the Seoul metropolitan area that connects Seoul with cities in northeastern Gyeonggi-do and Chuncheon in Gangwon-do.
  • E. Honam Line
    The Honam Line is a major railway corridor in South Korea that connects the southwestern Honam region, including cities like Daejeon, Gwangju, and Mokpo, to the national rail network.
  • 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: Gyeongbu Line (local services)
Triple: [Bujeon Station area, servedBy, Gyeongbu Line (local services)]
Generated description
Gyeongbu Line (local services) is a regional passenger rail service in South Korea that operates frequent stopping trains along the Gyeongbu Line, connecting cities and local stations between Seoul and Busan.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Gyeongbu Line (local services)
Target entity description: Gyeongbu Line (local services) is a regional passenger rail service in South Korea that operates frequent stopping trains along the Gyeongbu Line, connecting cities and local stations between Seoul and Busan.
  • A. Daejeon Line
    The Daejeon Line is a railway line in Daejeon, South Korea, that connects key stations within the city and links local routes to the national rail network.
  • B. Gwangju Line
    The Gwangju Line is a railway line in South Korea that connects Gwangju with the national rail network, serving as an important regional transportation route.
  • C. Daegu Line
    The Daegu Line is a railway line in South Korea that serves the Daegu region, linking it with other major rail corridors in the country.
  • D. Gyeongchun Line
    The Gyeongchun Line is a commuter rail line in the Seoul metropolitan area that connects Seoul with cities in northeastern Gyeonggi-do and Chuncheon in Gangwon-do.
  • E. Honam Line
    The Honam Line is a major railway corridor in South Korea that connects the southwestern Honam region, including cities like Daejeon, Gwangju, and Mokpo, to the national rail network.
  • 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_69ca83d7a0388190ba1af89ed7ba36f9 completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69cc960b45fc8190adf4bdc41b103e86 completed April 1, 2026, 3:50 a.m.
NED1 Entity disambiguation (via context triple) batch_69cffe38f0048190a9fb15e73d9bcd50 completed April 3, 2026, 5:51 p.m.
NEDg Description generation batch_69d0013cdc18819090ee4ec6f90dea07 completed April 3, 2026, 6:04 p.m.
NED2 Entity disambiguation (via description) batch_69d001d5d5908190914b0d71d0cac8c5 completed April 3, 2026, 6:07 p.m.
Created at: March 30, 2026, 7:13 p.m.