Triple

T19214510
Position Surface form Disambiguated ID Type / Status
Subject Shinbundang Line E480445 entity
Predicate owner P347 FINISHED
Object New Bundang Line Co., Ltd.
New Bundang Line Co., Ltd. is a private railway operating company in South Korea responsible for managing and operating the Shinbundang Line, a major urban rail route in the Seoul metropolitan area.
 E1363880 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: New Bundang Line Co., Ltd. | Statement: [Shinbundang Line, owner, New Bundang Line Co., Ltd.]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: New Bundang Line Co., Ltd.
Context triple: [Shinbundang Line, owner, New Bundang Line Co., Ltd.]
  • A. Seoul Metro Line 9 Corporation
    Seoul Metro Line 9 Corporation is the company responsible for operating and managing services on Seoul Subway Line 9, one of the major urban rail lines in Seoul, South Korea.
  • B. Uijeongbu Light Rail Transit Co., Ltd.
    Uijeongbu Light Rail Transit Co., Ltd. is the company responsible for operating the U Line light metro system serving the city of Uijeongbu in South Korea.
  • C. Busan Transportation Corporation
    Busan Transportation Corporation is the public company responsible for operating and managing the Busan Metro system in Busan, South Korea.
  • D. Hanwa Line
    The Hanwa Line is a major railway line in Japan’s Kansai region operated by JR West, connecting central Osaka with southern Osaka Prefecture and Wakayama.
  • E. Daegu Metropolitan Transit Corporation
    Daegu Metropolitan Transit Corporation is the public company responsible for operating and managing the urban rail transit system in Daegu, 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: New Bundang Line Co., Ltd.
Triple: [Shinbundang Line, owner, New Bundang Line Co., Ltd.]
Generated description
New Bundang Line Co., Ltd. is a private railway operating company in South Korea responsible for managing and operating the Shinbundang Line, a major urban rail route in the Seoul metropolitan area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: New Bundang Line Co., Ltd.
Target entity description: New Bundang Line Co., Ltd. is a private railway operating company in South Korea responsible for managing and operating the Shinbundang Line, a major urban rail route in the Seoul metropolitan area.
  • A. Seoul Metro Line 9 Corporation
    Seoul Metro Line 9 Corporation is the company responsible for operating and managing services on Seoul Subway Line 9, one of the major urban rail lines in Seoul, South Korea.
  • B. Uijeongbu Light Rail Transit Co., Ltd.
    Uijeongbu Light Rail Transit Co., Ltd. is the company responsible for operating the U Line light metro system serving the city of Uijeongbu in South Korea.
  • C. Busan Transportation Corporation
    Busan Transportation Corporation is the public company responsible for operating and managing the Busan Metro system in Busan, South Korea.
  • D. Hanwa Line
    The Hanwa Line is a major railway line in Japan’s Kansai region operated by JR West, connecting central Osaka with southern Osaka Prefecture and Wakayama.
  • E. Daegu Metropolitan Transit Corporation
    Daegu Metropolitan Transit Corporation is the public company responsible for operating and managing the urban rail transit system in Daegu, South Korea.
  • 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_69d8e8cb8c348190b52075823911c869 completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e5fa397c188190b85bcfd9afd8dce6 completed April 20, 2026, 10:04 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0700e6af48819092d63922162e3a7b completed May 15, 2026, 11:17 a.m.
NEDg Description generation batch_6a070159193081908144fd444eb981e4 completed May 15, 2026, 11:19 a.m.
NED2 Entity disambiguation (via description) batch_6a0701b8fadc81909cd1afae9f2c9746 completed May 15, 2026, 11:21 a.m.
Created at: April 10, 2026, 1:22 p.m.