Triple
T8281180
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Busan city buses |
E193675
|
entity |
| Predicate | primaryRegulator |
P4784
|
FINISHED |
| Object | Busan Metropolitan City Transportation Bureau |
E617927
|
NE FINISHED |
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 Metropolitan City Transportation Bureau | Statement: [Busan city buses, primaryRegulator, Busan Metropolitan City Transportation Bureau]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Busan Metropolitan City Transportation Bureau Context triple: [Busan city buses, primaryRegulator, Busan Metropolitan City Transportation Bureau]
-
A.
Busan Transportation Corporation
Busan Transportation Corporation is the public company responsible for operating and managing the Busan Metro system in Busan, South Korea.
-
B.
Busan Metropolitan Government
The Busan Metropolitan Government is the local administrative authority responsible for governing South Korea’s second-largest city and major port, Busan.
-
C.
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.
-
D.
Busan Metropolitan City authorities
chosen
Busan Metropolitan City authorities are the local governmental bodies responsible for administering and managing public services, regulations, and development within the city of Busan, South Korea.
-
E.
Daegu Metropolitan Transit Corporation
Daegu Metropolitan Transit Corporation is the public company responsible for operating and managing the urban rail transit system in Daegu, South Korea.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca82e217a48190880695635c44b2ed |
completed | March 30, 2026, 2:04 p.m. |
| NER | Named-entity recognition | batch_69cb79ee66e48190af7058b14f3daac9 |
completed | March 31, 2026, 7:38 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cd951c06b88190962b108b3325d30b |
completed | April 1, 2026, 9:58 p.m. |
Created at: March 30, 2026, 5:51 p.m.