Triple
T4749922
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Seoul Metropolitan Subway |
E105452
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object |
Gyeongui–Jungang Line
The Gyeongui–Jungang Line is a major commuter rail line in the Seoul metropolitan area that connects central Seoul with its northwestern and eastern suburbs.
|
E473938
|
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: Gyeongui–Jungang Line | Statement: [Seoul Metropolitan Subway, hasPart, Gyeongui–Jungang Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Gyeongui–Jungang Line Context triple: [Seoul Metropolitan Subway, hasPart, Gyeongui–Jungang Line]
-
A.
Gyeongbu Line
The Gyeongbu Line is South Korea’s principal railway corridor, connecting the capital Seoul with the major port city of Busan and serving as the country’s busiest and most important rail route.
-
B.
Chungbuk Line
The Chungbuk Line is a railway line in South Korea that connects various cities and counties within North Chungcheong Province, serving as an important regional transport route.
-
C.
Pyeongtaek–Jecheon Line
The Pyeongtaek–Jecheon Line is a major railway route in South Korea that connects the city of Pyeongtaek in Gyeonggi Province with Jecheon in North Chungcheong Province, serving both passenger and freight transport.
-
D.
Donghae Line
The Donghae Line is a railway line in South Korea that runs along the country’s eastern coast, connecting major cities and districts in the Busan–Ulsan–Pohang region.
-
E.
Inbi Line
The Inbi Line is a regional railway line in western Japan operated by JR West, connecting Tottori and Okayama prefectures through rural areas including the city of Tsuyama.
- 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: Gyeongui–Jungang Line Triple: [Seoul Metropolitan Subway, hasPart, Gyeongui–Jungang Line]
Generated description
The Gyeongui–Jungang Line is a major commuter rail line in the Seoul metropolitan area that connects central Seoul with its northwestern and eastern suburbs.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Gyeongui–Jungang Line Target entity description: The Gyeongui–Jungang Line is a major commuter rail line in the Seoul metropolitan area that connects central Seoul with its northwestern and eastern suburbs.
-
A.
Gyeongbu Line
The Gyeongbu Line is South Korea’s principal railway corridor, connecting the capital Seoul with the major port city of Busan and serving as the country’s busiest and most important rail route.
-
B.
Chungbuk Line
The Chungbuk Line is a railway line in South Korea that connects various cities and counties within North Chungcheong Province, serving as an important regional transport route.
-
C.
Pyeongtaek–Jecheon Line
The Pyeongtaek–Jecheon Line is a major railway route in South Korea that connects the city of Pyeongtaek in Gyeonggi Province with Jecheon in North Chungcheong Province, serving both passenger and freight transport.
-
D.
Donghae Line
The Donghae Line is a railway line in South Korea that runs along the country’s eastern coast, connecting major cities and districts in the Busan–Ulsan–Pohang region.
-
E.
Inbi Line
The Inbi Line is a regional railway line in western Japan operated by JR West, connecting Tottori and Okayama prefectures through rural areas including the city of Tsuyama.
- 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_69bd43f07fa48190954317d01600994a |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd64c83af48190bd57be79c1505e9d |
completed | March 20, 2026, 3:16 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be5c8e7c74819080b7a5d3995954dd |
completed | March 21, 2026, 8:53 a.m. |
| NEDg | Description generation | batch_69be5efdf88481908165609068de9273 |
completed | March 21, 2026, 9:03 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69be5f63d5d881909c2f8bf29152903f |
completed | March 21, 2026, 9:05 a.m. |
Created at: March 20, 2026, 1:20 p.m.