Triple

T1586699
Position Surface form Disambiguated ID Type / Status
Subject Gwangan Bridge E34081 entity
Predicate maintainedBy P86 FINISHED
Object Busan Infrastructure Corporation
Busan Infrastructure Corporation is a public organization in Busan, South Korea, responsible for developing, operating, and maintaining the city’s major urban and transportation infrastructure.
 E178522 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: Busan Infrastructure Corporation | Statement: [Gwangan Bridge, maintainedBy, Busan Infrastructure Corporation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Busan Infrastructure Corporation
Context triple: [Gwangan Bridge, maintainedBy, Busan Infrastructure Corporation]
  • A. Hanwha Engineering & Construction
    Hanwha Engineering & Construction is a South Korean construction and engineering company known for undertaking large-scale international projects, including major stadiums and infrastructure developments.
  • B. Ulsan Mipo National Industrial Complex
    Ulsan Mipo National Industrial Complex is a major South Korean industrial zone in Ulsan known for its heavy industries, including shipbuilding, machinery, and related manufacturing facilities.
  • C. Busan Metro
    Busan Metro is the rapid transit system serving the city of Busan, South Korea, providing extensive urban and suburban rail transportation across the metropolitan area.
  • D. Ulsan
    Ulsan is a major industrial city in southeastern South Korea, known for its large automobile, shipbuilding, and petrochemical complexes.
  • E. Korea Airports Corporation
    Korea Airports Corporation is a South Korean government-owned company responsible for managing and operating most of the country's regional airports and domestic air transport infrastructure.
  • 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: Busan Infrastructure Corporation
Triple: [Gwangan Bridge, maintainedBy, Busan Infrastructure Corporation]
Generated description
Busan Infrastructure Corporation is a public organization in Busan, South Korea, responsible for developing, operating, and maintaining the city’s major urban and transportation infrastructure.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Busan Infrastructure Corporation
Target entity description: Busan Infrastructure Corporation is a public organization in Busan, South Korea, responsible for developing, operating, and maintaining the city’s major urban and transportation infrastructure.
  • A. Hanwha Engineering & Construction
    Hanwha Engineering & Construction is a South Korean construction and engineering company known for undertaking large-scale international projects, including major stadiums and infrastructure developments.
  • B. Ulsan Mipo National Industrial Complex
    Ulsan Mipo National Industrial Complex is a major South Korean industrial zone in Ulsan known for its heavy industries, including shipbuilding, machinery, and related manufacturing facilities.
  • C. Busan Metro
    Busan Metro is the rapid transit system serving the city of Busan, South Korea, providing extensive urban and suburban rail transportation across the metropolitan area.
  • D. Ulsan
    Ulsan is a major industrial city in southeastern South Korea, known for its large automobile, shipbuilding, and petrochemical complexes.
  • E. Korea Airports Corporation
    Korea Airports Corporation is a South Korean government-owned company responsible for managing and operating most of the country's regional airports and domestic air transport infrastructure.
  • 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_69a885fceb2c8190b47e0f7c0aefbff0 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a908f3b5f48190bd5eff3ce81c5ffb completed March 5, 2026, 4:39 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad4037bbdc81909bcf9c5c7a7f5de5 completed March 8, 2026, 9:24 a.m.
NEDg Description generation batch_69ad40e8dc04819084607a2d49c8fca2 completed March 8, 2026, 9:27 a.m.
NED2 Entity disambiguation (via description) batch_69ad413c17a08190bd71cc44d3a56510 completed March 8, 2026, 9:28 a.m.
Created at: March 4, 2026, 7:27 p.m.