Triple
T8363610
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | KTX |
E197067
|
entity |
| Predicate | terminusStation |
P15150
|
FINISHED |
| Object |
Pohang Station
Pohang Station is a major railway station in Pohang, South Korea, serving as the eastern endpoint of high-speed KTX services and a key regional transportation hub.
|
E738306
|
NE FINISHED |
How this triple was built (4 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: Pohang Station | Statement: [KTX, terminusStation, Pohang Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pohang Station Context triple: [KTX, terminusStation, Pohang Station]
-
A.
Nokdong Station
Nokdong Station is a metro station on the Gwangju Metro system in Gwangju, South Korea, serving local commuters and connecting them to the city’s urban rail network.
-
B.
Daegu Station
Daegu Station is a major railway and metro hub in Daegu, South Korea, serving as a key transit point for regional and urban transportation.
-
C.
Dongdaegu Station
Dongdaegu Station is a major railway and transportation hub in Daegu, South Korea, serving high-speed KTX trains, conventional rail, and the city’s metro network.
-
D.
Busan Station
Busan Station is a major railway hub in Busan, South Korea, serving high-speed KTX trains and regional services as one of the country’s key transportation centers.
-
E.
Kwangbok Station
Kwangbok Station is a stop on the Pyongyang Metro system in North Korea, serving passengers along one of the capital’s main underground transit lines.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Pohang Station Triple: [KTX, terminusStation, Pohang Station]
Generated description
Pohang Station is a major railway station in Pohang, South Korea, serving as the eastern endpoint of high-speed KTX services and a key regional transportation hub.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pohang Station Target entity description: Pohang Station is a major railway station in Pohang, South Korea, serving as the eastern endpoint of high-speed KTX services and a key regional transportation hub.
-
A.
Nokdong Station
Nokdong Station is a metro station on the Gwangju Metro system in Gwangju, South Korea, serving local commuters and connecting them to the city’s urban rail network.
-
B.
Daegu Station
Daegu Station is a major railway and metro hub in Daegu, South Korea, serving as a key transit point for regional and urban transportation.
-
C.
Dongdaegu Station
Dongdaegu Station is a major railway and transportation hub in Daegu, South Korea, serving high-speed KTX trains, conventional rail, and the city’s metro network.
-
D.
Busan Station
Busan Station is a major railway hub in Busan, South Korea, serving high-speed KTX trains and regional services as one of the country’s key transportation centers.
-
E.
Kwangbok Station
Kwangbok Station is a stop on the Pyongyang Metro system in North Korea, serving passengers along one of the capital’s main underground transit lines.
- F. None of above. chosen
Provenance (5 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_69ca82f2dbe48190aba982e75a0d94de |
completed | March 30, 2026, 2:04 p.m. |
| NER | Named-entity recognition | batch_69cb80768b208190a5f6c9e6cb6e7f30 |
completed | March 31, 2026, 8:06 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ce4d9dff0081908219f9b2690d97fe |
completed | April 2, 2026, 11:06 a.m. |
| NEDg | Description generation | batch_69ce4f556a408190b404481a32b2457b |
completed | April 2, 2026, 11:13 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ce503737a4819083ebf9f410eac826 |
completed | April 2, 2026, 11:17 a.m. |
Created at: March 30, 2026, 6 p.m.