Triple
T19117139
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Line 2 (Seoul Metropolitan Subway) |
E467934
|
entity |
| Predicate | hasBranch |
P35
|
FINISHED |
| Object |
Sinjeong Branch Line
The Sinjeong Branch Line is a spur of Seoul’s Subway Line 2 that serves the southwestern districts of the city, providing additional connectivity beyond the main circular route.
|
E1373171
|
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: Sinjeong Branch Line | Statement: [Line 2 (Seoul Metropolitan Subway), hasBranch, Sinjeong Branch Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sinjeong Branch Line Context triple: [Line 2 (Seoul Metropolitan Subway), hasBranch, Sinjeong Branch Line]
-
A.
Seongsu Branch Line
The Seongsu Branch Line is a spur of Seoul Subway Line 2 that serves the northeastern part of Seoul, connecting Seongsu to key residential and commercial districts.
-
B.
Gyeongchun Line
The Gyeongchun Line is a commuter rail line in the Seoul metropolitan area that connects Seoul with cities in northeastern Gyeonggi-do and Chuncheon in Gangwon-do.
-
C.
Gyeongwon Line
The Gyeongwon Line is a railway line in South Korea that connects parts of northern Seoul with surrounding Gyeonggi Province cities.
-
D.
Gyeongjeon Line
The Gyeongjeon Line is a major railway line in South Korea that runs along the southern region, linking key cities between the southeast and southwest coasts.
-
E.
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.
- 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: Sinjeong Branch Line Triple: [Line 2 (Seoul Metropolitan Subway), hasBranch, Sinjeong Branch Line]
Generated description
The Sinjeong Branch Line is a spur of Seoul’s Subway Line 2 that serves the southwestern districts of the city, providing additional connectivity beyond the main circular route.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sinjeong Branch Line Target entity description: The Sinjeong Branch Line is a spur of Seoul’s Subway Line 2 that serves the southwestern districts of the city, providing additional connectivity beyond the main circular route.
-
A.
Seongsu Branch Line
The Seongsu Branch Line is a spur of Seoul Subway Line 2 that serves the northeastern part of Seoul, connecting Seongsu to key residential and commercial districts.
-
B.
Gyeongchun Line
The Gyeongchun Line is a commuter rail line in the Seoul metropolitan area that connects Seoul with cities in northeastern Gyeonggi-do and Chuncheon in Gangwon-do.
-
C.
Gyeongwon Line
The Gyeongwon Line is a railway line in South Korea that connects parts of northern Seoul with surrounding Gyeonggi Province cities.
-
D.
Gyeongjeon Line
The Gyeongjeon Line is a major railway line in South Korea that runs along the southern region, linking key cities between the southeast and southwest coasts.
-
E.
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.
- 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_69d8dd06a26481908039e2a1bae8c597 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5e399a6d8819090a9501ff1637b9d |
completed | April 20, 2026, 8:28 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a072b69ded88190a1d8515e1156ad97 |
completed | May 15, 2026, 2:19 p.m. |
| NEDg | Description generation | batch_6a072cf1fd2081909ce4ac24e6e0da30 |
completed | May 15, 2026, 2:25 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a072d40295c81909c69e763f0ade5bd |
completed | May 15, 2026, 2:27 p.m. |
Created at: April 10, 2026, 12:05 p.m.