Triple
T23218587
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Gangneung Station |
E580819
|
entity |
| Predicate | ownedBy |
P347
|
FINISHED |
| Object | Korea Railroad Corporation |
—
|
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: Korea Railroad Corporation | Statement: [Gangneung Station, ownedBy, Korea Railroad Corporation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Korea Railroad Corporation Context triple: [Gangneung Station, ownedBy, Korea Railroad Corporation]
-
A.
Korea Rail Network Authority
The Korea Rail Network Authority is a South Korean government agency responsible for planning, constructing, and managing the nation’s railway infrastructure.
-
B.
Gyeonggi Railroad Co., Ltd.
Gyeonggi Railroad Co., Ltd. is a South Korean railway company responsible for operating segments of the Seoul Metropolitan Subway network.
-
C.
Shinbundang Railroad Co., Ltd.
Shinbundang Railroad Co., Ltd. is the company responsible for operating the Shinbundang Line, a major high-speed subway line in the Seoul metropolitan area of South Korea.
-
D.
Incheon Transit Corporation
Incheon Transit Corporation is a public transportation company responsible for operating and managing the urban rail network in Incheon, South Korea.
-
E.
Korail
chosen
Korail is South Korea's national railroad operator, managing the country's major passenger and freight rail services.
- 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_69e2460389408190be74f41d217799a9 |
completed | April 17, 2026, 2:38 p.m. |
| NER | Named-entity recognition | batch_69f191675de48190858907872a065c56 |
completed | April 29, 2026, 5:04 a.m. |
Created at: April 17, 2026, 4:08 p.m.