Triple

T21721072
Position Surface form Disambiguated ID Type / Status
Subject Seoul Subway Line 1 E536155 entity
Predicate usesInfrastructure P6820 FINISHED
Object Gyeongui–Jungang Line (shared tracks in sections) NE NERFINISHED

How this triple was built (2 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: Gyeongui–Jungang Line (shared tracks in sections) | Statement: [Seoul Subway Line 1, usesInfrastructure, Gyeongui–Jungang Line (shared tracks in sections)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Gyeongui–Jungang Line (shared tracks in sections)
Context triple: [Seoul Subway Line 1, usesInfrastructure, Gyeongui–Jungang Line (shared tracks in sections)]
  • A. Jungang Line (via services)
    The Jungang Line is a major railway route in South Korea that connects the Seoul metropolitan area with the country’s central and eastern regions, serving as an important corridor for both passenger and freight transport.
  • B. Gyeongui Line rail connection
    The Gyeongui Line rail connection is a cross-border railway link between North and South Korea that has been used to support access to the Kaesong Industrial Region and symbolize inter-Korean cooperation.
  • C. Gyeongui–Jungang Line chosen
    The Gyeongui–Jungang Line is a major commuter rail line in the Seoul metropolitan area that connects central Seoul with its northwestern and eastern suburbs.
  • D. Korail conventional line network
    The Korail conventional line network is South Korea’s nationwide system of standard intercity and regional railway lines operated by the national rail operator Korail.
  • E. Gyeonggang Line
    The Gyeonggang Line is a South Korean railway line that forms part of the high-speed and commuter rail network, connecting regions in the Seoul metropolitan area and beyond.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e0c46c6dd88190a595375fa6ebd701 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69efd96f1fbc8190a202f834aec1a319 completed April 27, 2026, 9:47 p.m.
Created at: April 16, 2026, 6:47 p.m.