Triple
T20986649
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nopo Station |
E516906
|
entity |
| Predicate | isTerminusOf |
P388
|
FINISHED |
| Object | Busan Metro Line 1 (northeastern end) |
—
|
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: Busan Metro Line 1 (northeastern end) | Statement: [Nopo Station, isTerminusOf, Busan Metro Line 1 (northeastern end)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Busan Metro Line 1 (northeastern end) Context triple: [Nopo Station, isTerminusOf, Busan Metro Line 1 (northeastern end)]
-
A.
Busan Metro Line 1
chosen
Busan Metro Line 1 is the oldest and one of the main rapid transit lines in Busan, South Korea, running in a generally north–south direction and connecting key commercial and residential areas across the city.
-
B.
Busan Metro Line 2
Busan Metro Line 2 is a major east–west subway line in Busan, South Korea, connecting key residential, commercial, and industrial areas across the city.
-
C.
Busan Metro Line 3
Busan Metro Line 3 is a rapid transit line in Busan, South Korea, running mostly on an elevated alignment and connecting key residential and commercial districts across the city.
-
D.
Busan Metro Line 4
Busan Metro Line 4 is an automated light metro line in Busan, South Korea, connecting several northeastern districts with the wider Busan Metro network.
-
E.
Daegu Metro Line 1
Daegu Metro Line 1 is a major rapid transit line in Daegu, South Korea, notable as the line on which the deadly 2003 Daegu subway fire occurred.
- 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_69e0b4ffac148190bbade9f0eceb660b |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6fbe31cec8190a1007414148b8abe |
completed | April 21, 2026, 4:24 a.m. |
Created at: April 16, 2026, 1:49 p.m.