Triple

T9293932
Position Surface form Disambiguated ID Type / Status
Subject Cheonan E223590 entity
Predicate roadTransportConnection P3034 FINISHED
Object Cheonan–Nonsan Expressway
The Cheonan–Nonsan Expressway is a major South Korean highway that links the city of Cheonan with Nonsan, facilitating regional transportation and connectivity in the Chungcheong area.
 E795979 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: Cheonan–Nonsan Expressway | Statement: [Cheonan, roadTransportConnection, Cheonan–Nonsan Expressway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Cheonan–Nonsan Expressway
Context triple: [Cheonan, roadTransportConnection, Cheonan–Nonsan Expressway]
  • A. Yeongdong Expressway
    The Yeongdong Expressway is a major South Korean highway that links the Seoul metropolitan area with the eastern Gangwon Province, serving as a key route for cross-country travel and transport.
  • B. Gyeongin Expressway
    Gyeongin Expressway is a major South Korean highway that connects Seoul and Incheon, serving as a key transportation corridor for commuters and freight.
  • C. Jungbu Expressway
    The Jungbu Expressway is a major South Korean highway that runs through the central region of the country, connecting key cities and facilitating north–south traffic.
  • D. Honam Expressway
    The Honam Expressway is a major South Korean highway that connects the southwestern Honam region with other parts of the country, facilitating regional travel and economic activity.
  • E. Busan–Ulsan Expressway
    The Busan–Ulsan Expressway is a major South Korean expressway that connects the coastal cities of Busan and Ulsan, serving as a key route for regional transportation and commerce.
  • 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: Cheonan–Nonsan Expressway
Triple: [Cheonan, roadTransportConnection, Cheonan–Nonsan Expressway]
Generated description
The Cheonan–Nonsan Expressway is a major South Korean highway that links the city of Cheonan with Nonsan, facilitating regional transportation and connectivity in the Chungcheong area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Cheonan–Nonsan Expressway
Target entity description: The Cheonan–Nonsan Expressway is a major South Korean highway that links the city of Cheonan with Nonsan, facilitating regional transportation and connectivity in the Chungcheong area.
  • A. Yeongdong Expressway
    The Yeongdong Expressway is a major South Korean highway that links the Seoul metropolitan area with the eastern Gangwon Province, serving as a key route for cross-country travel and transport.
  • B. Gyeongin Expressway
    Gyeongin Expressway is a major South Korean highway that connects Seoul and Incheon, serving as a key transportation corridor for commuters and freight.
  • C. Jungbu Expressway
    The Jungbu Expressway is a major South Korean highway that runs through the central region of the country, connecting key cities and facilitating north–south traffic.
  • D. Honam Expressway
    The Honam Expressway is a major South Korean highway that connects the southwestern Honam region with other parts of the country, facilitating regional travel and economic activity.
  • E. Busan–Ulsan Expressway
    The Busan–Ulsan Expressway is a major South Korean expressway that connects the coastal cities of Busan and Ulsan, serving as a key route for regional transportation and commerce.
  • 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_69ca8423edb08190bc0c91287a484768 completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd089a2ed0819086b2e4219ff2453e completed April 1, 2026, 11:59 a.m.
NED1 Entity disambiguation (via context triple) batch_69d100c0af508190bc2a7eaec78cef95 completed April 4, 2026, 12:14 p.m.
NEDg Description generation batch_69d1017a36e0819091bd6d7bc75d1a97 completed April 4, 2026, 12:18 p.m.
NED2 Entity disambiguation (via description) batch_69d10270f9948190bbf937089f88bacf completed April 4, 2026, 12:22 p.m.
Created at: March 30, 2026, 7:35 p.m.