Triple
T19444358
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Seoul Subway Line 2 |
E486432
|
entity |
| Predicate | notableStation |
P3858
|
FINISHED |
| Object |
Seoul City Hall Station
Seoul City Hall Station is a major Seoul Metropolitan Subway hub located near Seoul City Hall and key downtown landmarks, serving as an important transfer and access point in the city center.
|
E1521073
|
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: Seoul City Hall Station | Statement: [Seoul Subway Line 2, notableStation, Seoul City Hall Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Seoul City Hall Station Context triple: [Seoul Subway Line 2, notableStation, Seoul City Hall Station]
-
A.
Seocho Station
Seocho Station is a subway station in southern Seoul, South Korea, serving as a transit hub for commuters in the Seocho area.
-
B.
Yongsan station
Yongsan station is a major railway and subway hub in central Seoul, South Korea, serving high-speed, intercity, and commuter trains as well as multiple metro lines.
-
C.
Seoul National University Station
Seoul National University Station is a major Seoul Metropolitan Subway stop serving the area near Seoul National University in southern Seoul.
-
D.
Gwanak Station
Gwanak Station is a railway station in South Korea that serves the city of Anyang and connects it to the broader Seoul metropolitan rail network.
-
E.
Seoul Station metro station
Seoul Station metro station is a major subway hub in central Seoul that connects multiple metro lines with the city’s primary intercity rail and high-speed train terminal.
- 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: Seoul City Hall Station Triple: [Seoul Subway Line 2, notableStation, Seoul City Hall Station]
Generated description
Seoul City Hall Station is a major Seoul Metropolitan Subway hub located near Seoul City Hall and key downtown landmarks, serving as an important transfer and access point in the city center.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Seoul City Hall Station Target entity description: Seoul City Hall Station is a major Seoul Metropolitan Subway hub located near Seoul City Hall and key downtown landmarks, serving as an important transfer and access point in the city center.
-
A.
Seocho Station
Seocho Station is a subway station in southern Seoul, South Korea, serving as a transit hub for commuters in the Seocho area.
-
B.
Yongsan station
Yongsan station is a major railway and subway hub in central Seoul, South Korea, serving high-speed, intercity, and commuter trains as well as multiple metro lines.
-
C.
Seoul National University Station
Seoul National University Station is a major Seoul Metropolitan Subway stop serving the area near Seoul National University in southern Seoul.
-
D.
Gwanak Station
Gwanak Station is a railway station in South Korea that serves the city of Anyang and connects it to the broader Seoul metropolitan rail network.
-
E.
Seoul Station metro station
Seoul Station metro station is a major subway hub in central Seoul that connects multiple metro lines with the city’s primary intercity rail and high-speed train terminal.
- 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_69d8e8d7ad488190a3373045029b0f3b |
completed | April 10, 2026, 12:11 p.m. |
| NER | Named-entity recognition | batch_69e63387e2048190bfb13fea434ddb46 |
completed | April 20, 2026, 2:09 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0a96dfbd5481908eaaa45696e5b09e |
completed | May 18, 2026, 4:34 a.m. |
| NEDg | Description generation | batch_6a0a980276bc81908e9f6c6596880a8d |
completed | May 18, 2026, 4:39 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0a986105bc819082556e8dec156ab6 |
completed | May 18, 2026, 4:41 a.m. |
Created at: April 10, 2026, 1:38 p.m.