Triple
T19089310
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Seoul Station |
E467238
|
entity |
| Predicate | operatedBy |
P86
|
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: [Seoul Station, operatedBy, Korea Railroad Corporation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Korea Railroad Corporation Context triple: [Seoul Station, operatedBy, 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.
Incheon Transit Corporation
Incheon Transit Corporation is a public transportation company responsible for operating and managing the urban rail network in Incheon, South Korea.
-
D.
Korail
chosen
Korail is South Korea's national railroad operator, managing the country's major passenger and freight rail services.
-
E.
Busan Transportation Corporation
Busan Transportation Corporation is the public company responsible for operating and managing the Busan Metro system in Busan, South Korea.
- 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_69d8dd05ac4c8190b1967d8f97f3fb2f |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5e34981648190a89b006831846940 |
completed | April 20, 2026, 8:26 a.m. |
Created at: April 10, 2026, 12:04 p.m.