Triple

T7719894
Position Surface form Disambiguated ID Type / Status
Subject Yuseong-gu E174979 entity
Predicate hasTransport P1298 FINISHED
Object Daejeon Metro Line 1
Daejeon Metro Line 1 is the first and main rapid transit line in Daejeon, South Korea, running east–west across the city and connecting key districts including Yuseong-gu.
 E156610 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: Daejeon Metro Line 1 | Statement: [Yuseong-gu, hasTransport, Daejeon Metro Line 1]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Daejeon Metro Line 1
Context triple: [Yuseong-gu, hasTransport, Daejeon Metro Line 1]
  • A. Daejeon Metro
    Daejeon Metro is the urban rapid transit system serving the city of Daejeon in South Korea.
  • B. Daegu Metro Line 1
    Daegu Metro Line 1 is a major rapid transit line in Daegu, South Korea, notable as the line on which the deadly 2003 Daegu subway fire occurred.
  • C. Busan Metro Line 1
    Busan Metro Line 1 is the oldest and one of the main rapid transit lines in Busan, South Korea, running in a generally north–south direction and connecting key commercial and residential areas across the city.
  • D. Daegu Metro Line 2
    Daegu Metro Line 2 is an east–west rapid transit line in Daegu, South Korea, forming a key part of the city's urban rail network.
  • E. Gwangju Metro
    Gwangju Metro is the urban rapid transit system serving the city of Gwangju in South Korea.
  • 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: Daejeon Metro Line 1
Triple: [Yuseong-gu, hasTransport, Daejeon Metro Line 1]
Generated description
Daejeon Metro Line 1 is the first and main rapid transit line in Daejeon, South Korea, running east–west across the city and connecting key districts including Yuseong-gu.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Daejeon Metro Line 1
Target entity description: Daejeon Metro Line 1 is the first and main rapid transit line in Daejeon, South Korea, running east–west across the city and connecting key districts including Yuseong-gu.
  • A. Daejeon Metro chosen
    Daejeon Metro is the urban rapid transit system serving the city of Daejeon in South Korea.
  • B. Daegu Metro Line 1
    Daegu Metro Line 1 is a major rapid transit line in Daegu, South Korea, notable as the line on which the deadly 2003 Daegu subway fire occurred.
  • C. Busan Metro Line 1
    Busan Metro Line 1 is the oldest and one of the main rapid transit lines in Busan, South Korea, running in a generally north–south direction and connecting key commercial and residential areas across the city.
  • D. Daegu Metro Line 2
    Daegu Metro Line 2 is an east–west rapid transit line in Daegu, South Korea, forming a key part of the city's urban rail network.
  • E. Gwangju Metro
    Gwangju Metro is the urban rapid transit system serving the city of Gwangju in South Korea.
  • F. None of above.

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_69c6995d541c81909eaa646b1a8369a9 completed March 27, 2026, 2:51 p.m.
NER Named-entity recognition batch_69c702eedc088190be645c029dfc462a completed March 27, 2026, 10:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69c9721e3d488190a7e7d0f0e8d0b97f completed March 29, 2026, 6:40 p.m.
NEDg Description generation batch_69c972bf56ec81908d7d125f2bf2f30f completed March 29, 2026, 6:43 p.m.
NED2 Entity disambiguation (via description) batch_69c9736d1be881908e3751d815513b0b completed March 29, 2026, 6:46 p.m.
Created at: March 27, 2026, 4:05 p.m.