Triple

T7206901
Position Surface form Disambiguated ID Type / Status
Subject Incheon Subway E148687 entity
Predicate hasLine P35 FINISHED
Object Incheon Subway Line 2
Incheon Subway Line 2 is a driverless, medium-capacity rapid transit line in Incheon, South Korea, connecting various districts in a north–south direction and linking with the Seoul Metropolitan Subway network.
E148687 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: Incheon Subway Line 2 | Statement: [Incheon Subway, hasLine, Incheon Subway Line 2]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Incheon Subway Line 2
Context triple: [Incheon Subway, hasLine, Incheon Subway Line 2]
  • A. Seoul Subway Line 2
    Seoul Subway Line 2 is a major circular metro line in Seoul’s subway system, known for serving key commercial and business districts across the city.
  • B. Incheon Subway
    Incheon Subway is the urban rapid transit system serving the city of Incheon, South Korea, connecting major districts and linking with the Seoul Metropolitan Subway network.
  • C. Shinbundang Line
    The Shinbundang Line is a high-speed, driverless subway line in the Seoul metropolitan area that connects southern Seoul with the satellite city of Bundang.
  • D. Seoul Subway Line 9
    Seoul Subway Line 9 is a major east–west rapid transit line in Seoul known for its express services that connect key business districts and residential areas across the city.
  • E. Seoul Subway Line 3
    Seoul Subway Line 3 is a major north–south rapid transit line in Seoul’s subway network, connecting key districts including Gangnam with central and northern parts of the city.
  • 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: Incheon Subway Line 2
Triple: [Incheon Subway, hasLine, Incheon Subway Line 2]
Generated description
Incheon Subway Line 2 is a driverless, medium-capacity rapid transit line in Incheon, South Korea, connecting various districts in a north–south direction and linking with the Seoul Metropolitan Subway network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Incheon Subway Line 2
Target entity description: Incheon Subway Line 2 is a driverless, medium-capacity rapid transit line in Incheon, South Korea, connecting various districts in a north–south direction and linking with the Seoul Metropolitan Subway network.
  • A. Seoul Subway Line 2
    Seoul Subway Line 2 is a major circular metro line in Seoul’s subway system, known for serving key commercial and business districts across the city.
  • B. Incheon Subway chosen
    Incheon Subway is the urban rapid transit system serving the city of Incheon, South Korea, connecting major districts and linking with the Seoul Metropolitan Subway network.
  • C. Shinbundang Line
    The Shinbundang Line is a high-speed, driverless subway line in the Seoul metropolitan area that connects southern Seoul with the satellite city of Bundang.
  • D. Seoul Subway Line 9
    Seoul Subway Line 9 is a major east–west rapid transit line in Seoul known for its express services that connect key business districts and residential areas across the city.
  • E. Seoul Subway Line 3
    Seoul Subway Line 3 is a major north–south rapid transit line in Seoul’s subway network, connecting key districts including Gangnam with central and northern parts of the city.
  • 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_69c687e8cf188190b5f3ecffd681f04e completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6e969c5fc819096bc03bfba12d0cf completed March 27, 2026, 8:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8be10c5b081908210981ce9c45bd9 completed March 29, 2026, 5:52 a.m.
NEDg Description generation batch_69c8bface14c8190a78d7ed43316bffd completed March 29, 2026, 5:59 a.m.
NED2 Entity disambiguation (via description) batch_69c8c02e7a548190b2c5ad84e4c3f1fb completed March 29, 2026, 6:01 a.m.
Created at: March 27, 2026, 2:52 p.m.