Triple
T19599055
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | AREX airport railroad |
E470419
|
entity |
| Predicate | openedSection |
P28341
|
FINISHED |
| Object | Seoul Station–Gimpo International Airport section |
—
|
NE NERFINISHED |
How this triple was built (2 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: Seoul Station–Gimpo International Airport section | Statement: [AREX airport railroad, openedSection, Seoul Station–Gimpo International Airport section]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Seoul Station–Gimpo International Airport section Context triple: [AREX airport railroad, openedSection, Seoul Station–Gimpo International Airport section]
-
A.
Seoul Station–Gimpo International Airport section
chosen
The Seoul Station–Gimpo International Airport section is the central urban stretch of South Korea’s AREX rail line, linking downtown Seoul with one of the capital’s main airports.
-
B.
Sinsa–Yongsan section
The Sinsa–Yongsan section is a planned urban rail segment in Seoul intended to extend the Shinbundang Line south of the city center and improve connectivity between the Sinsa and Yongsan areas.
-
C.
Jeongja–Gwanggyo section
The Jeongja–Gwanggyo section is a southern extension of Seoul’s Shinbundang Line that connects Jeongja Station in Bundang to the Gwanggyo area of Suwon, improving regional commuter rail access.
-
D.
Yongsan–Gwanghwamun section
The Yongsan–Gwanghwamun section is a planned urban rail segment in central Seoul intended to extend the Shinbundang Line to better connect major commercial and administrative districts.
-
E.
Busan–Ulsan section
The Busan–Ulsan section is a coastal railway segment in southeastern South Korea that connects the major port city of Busan with the industrial city of Ulsan.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d8e510024481908415c0d616fa6186 |
completed | April 10, 2026, 11:54 a.m. |
| NER | Named-entity recognition | batch_69e6407d46188190b9818665b2a698a5 |
completed | April 20, 2026, 3:04 p.m. |
Created at: April 10, 2026, 1:43 p.m.