Triple

T4839148
Position Surface form Disambiguated ID Type / Status
Subject Gangnam District E108134 entity
Predicate partOfMetropolitanLine P17559 FINISHED
Object Seoul Subway Line 7
Seoul Subway Line 7 is a major north–south subway line in Seoul’s metropolitan rail network, connecting key residential and commercial districts including Gangnam.
 E490948 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: Seoul Subway Line 7 | Statement: [Gangnam District, partOfMetropolitanLine, Seoul Subway Line 7]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Seoul Subway Line 7
Context triple: [Gangnam District, partOfMetropolitanLine, Seoul Subway Line 7]
  • A. 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.
  • B. Seoul Subway Line 5
    Seoul Subway Line 5 is a major east–west rapid transit line in Seoul’s subway system that links key districts and facilities, including Gimpo International Airport, across the city.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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: Seoul Subway Line 7
Triple: [Gangnam District, partOfMetropolitanLine, Seoul Subway Line 7]
Generated description
Seoul Subway Line 7 is a major north–south subway line in Seoul’s metropolitan rail network, connecting key residential and commercial districts including Gangnam.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Seoul Subway Line 7
Target entity description: Seoul Subway Line 7 is a major north–south subway line in Seoul’s metropolitan rail network, connecting key residential and commercial districts including Gangnam.
  • A. 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.
  • B. Seoul Subway Line 5
    Seoul Subway Line 5 is a major east–west rapid transit line in Seoul’s subway system that links key districts and facilities, including Gimpo International Airport, across the city.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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_69bd43fbe444819085cb970706ef73f7 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd7162427c81908a67a07545f698ae completed March 20, 2026, 4:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69bea46511dc81908168a042bea2ca0d completed March 21, 2026, 2 p.m.
NEDg Description generation batch_69bea7673aa081908bb6cee37fdfac04 completed March 21, 2026, 2:12 p.m.
NED2 Entity disambiguation (via description) batch_69bea7f1b37881908d6084a411ee9f79 completed March 21, 2026, 2:15 p.m.
Created at: March 20, 2026, 1:25 p.m.