Triple

T7206833
Position Surface form Disambiguated ID Type / Status
Subject Yeongjong Island E148685 entity
Predicate hasTransportInfrastructure P2560 FINISHED
Object AREX rail line
The AREX rail line is a major South Korean airport railway connecting central Seoul with Incheon International Airport and Gimpo International Airport.
 E648392 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: AREX rail line | Statement: [Yeongjong Island, hasTransportInfrastructure, AREX rail line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: AREX rail line
Context triple: [Yeongjong Island, hasTransportInfrastructure, AREX rail line]
  • A. M-1 Rail line
    The M-1 Rail line is a modern streetcar system running along Woodward Avenue in Detroit, Michigan, designed to support downtown and Midtown transit and spur urban redevelopment.
  • B. Arrow rail line
    Arrow rail line is a passenger rail service in Southern California that connects Redlands with the broader regional rail network.
  • C. Pangrango Line
    The Pangrango Line is a passenger railway route in West Java, Indonesia, connecting Bogor with Sukabumi and serving as an important regional commuter and intercity link.
  • D. PKM rail line
    The PKM rail line is a regional railway in Poland’s Pomeranian Voivodeship that connects Gdańsk and surrounding areas, including key hubs such as Gdańsk Lech Wałęsa Airport.
  • E. Westbahn railway line
    The Westbahn railway line is a major Austrian rail route that connects Vienna with Salzburg and serves numerous cities and towns along its corridor.
  • 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: AREX rail line
Triple: [Yeongjong Island, hasTransportInfrastructure, AREX rail line]
Generated description
The AREX rail line is a major South Korean airport railway connecting central Seoul with Incheon International Airport and Gimpo International Airport.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: AREX rail line
Target entity description: The AREX rail line is a major South Korean airport railway connecting central Seoul with Incheon International Airport and Gimpo International Airport.
  • A. M-1 Rail line
    The M-1 Rail line is a modern streetcar system running along Woodward Avenue in Detroit, Michigan, designed to support downtown and Midtown transit and spur urban redevelopment.
  • B. Arrow rail line
    Arrow rail line is a passenger rail service in Southern California that connects Redlands with the broader regional rail network.
  • C. Pangrango Line
    The Pangrango Line is a passenger railway route in West Java, Indonesia, connecting Bogor with Sukabumi and serving as an important regional commuter and intercity link.
  • D. PKM rail line
    The PKM rail line is a regional railway in Poland’s Pomeranian Voivodeship that connects Gdańsk and surrounding areas, including key hubs such as Gdańsk Lech Wałęsa Airport.
  • E. Westbahn railway line
    The Westbahn railway line is a major Austrian rail route that connects Vienna with Salzburg and serves numerous cities and towns along its corridor.
  • 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_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_69c7bfc0ac008190b3ea46b4e5f13287 completed March 28, 2026, 11:47 a.m.
NEDg Description generation batch_69c7c071778881909a82eedf61cae22b completed March 28, 2026, 11:50 a.m.
NED2 Entity disambiguation (via description) batch_69c7c111e05c8190a9cfba3fca1f8198 completed March 28, 2026, 11:52 a.m.
Created at: March 27, 2026, 2:52 p.m.