Triple

T19116924
Position Surface form Disambiguated ID Type / Status
Subject Seoul Subway Line 5 E467930 entity
Predicate hasTerminus P388 FINISHED
Object Macheon Station — NE NERFINISHED

How this triple was built (3 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: Macheon Station | Statement: [Seoul Subway Line 5, hasTerminus, Macheon Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Macheon Station
Context triple: [Seoul Subway Line 5, hasTerminus, Macheon Station]
  • A. Yongsan Garrison
    Yongsan Garrison is a former major U.S. military base in central Seoul, South Korea, that long served as the primary hub for American forces on the Korean Peninsula.
  • B. Dong Ha Combat Base
    Dong Ha Combat Base was a key U.S. Marine Corps and Army installation in Quang Tri Province that served as a major logistical and defensive hub near the Vietnamese Demilitarized Zone during the Vietnam War.
  • C. Gimpo
    Gimpo is a city in northwestern South Korea known for its proximity to Seoul and its role as a transportation hub, including the location of Gimpo International Airport.
  • D. Korea Army Training Center
    The Korea Army Training Center is South Korea’s primary basic training facility for new army recruits, located in Nonsan.
  • E. Suwon Air Base
    Suwon Air Base is a major South Korean military airfield used by the Republic of Korea Air Force and hosting U.S. forces, located south of Seoul.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Macheon Station
Target entity description: Macheon Station is a subway station in Seoul, South Korea, serving as the eastern terminus of Seoul Subway Line 5.
  • A. Yongsan Garrison
    Yongsan Garrison is a former major U.S. military base in central Seoul, South Korea, that long served as the primary hub for American forces on the Korean Peninsula.
  • B. Dong Ha Combat Base
    Dong Ha Combat Base was a key U.S. Marine Corps and Army installation in Quang Tri Province that served as a major logistical and defensive hub near the Vietnamese Demilitarized Zone during the Vietnam War.
  • C. Gimpo
    Gimpo is a city in northwestern South Korea known for its proximity to Seoul and its role as a transportation hub, including the location of Gimpo International Airport.
  • D. Korea Army Training Center
    The Korea Army Training Center is South Korea’s primary basic training facility for new army recruits, located in Nonsan.
  • E. Suwon Air Base
    Suwon Air Base is a major South Korean military airfield used by the Republic of Korea Air Force and hosting U.S. forces, located south of Seoul.
  • F. None of above. chosen

Provenance (2 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_69d8dd06a26481908039e2a1bae8c597 completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5e399a6d8819090a9501ff1637b9d completed April 20, 2026, 8:28 a.m.
Created at: April 10, 2026, 12:05 p.m.