Triple
T8082318
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Donghae Line |
E188645
|
entity |
| Predicate | hasSection |
P35
|
FINISHED |
| Object |
Ulsan–Pohang section
The Ulsan–Pohang section is a coastal railway segment in South Korea connecting the cities of Ulsan and Pohang as part of the Donghae Line.
|
E724939
|
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: Ulsan–Pohang section | Statement: [Donghae Line, hasSection, Ulsan–Pohang section]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ulsan–Pohang section Context triple: [Donghae Line, hasSection, Ulsan–Pohang section]
-
A.
Busan–Ulsan section
The Busan–Ulsan section is a coastal railway segment in southeastern South Korea that connects the major port city of Busan with the industrial city of Ulsan.
-
B.
Daegu Line
The Daegu Line is a railway line in South Korea that serves the Daegu region, linking it with other major rail corridors in the country.
-
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.
Honam Line
The Honam Line is a major railway corridor in South Korea that connects the southwestern Honam region, including cities like Daejeon, Gwangju, and Mokpo, to the national rail network.
-
E.
Gwangju Line
The Gwangju Line is a railway line in South Korea that connects Gwangju with the national rail network, serving as an important regional transportation route.
- 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: Ulsan–Pohang section Triple: [Donghae Line, hasSection, Ulsan–Pohang section]
Generated description
The Ulsan–Pohang section is a coastal railway segment in South Korea connecting the cities of Ulsan and Pohang as part of the Donghae Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ulsan–Pohang section Target entity description: The Ulsan–Pohang section is a coastal railway segment in South Korea connecting the cities of Ulsan and Pohang as part of the Donghae Line.
-
A.
Busan–Ulsan section
The Busan–Ulsan section is a coastal railway segment in southeastern South Korea that connects the major port city of Busan with the industrial city of Ulsan.
-
B.
Daegu Line
The Daegu Line is a railway line in South Korea that serves the Daegu region, linking it with other major rail corridors in the country.
-
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.
Honam Line
The Honam Line is a major railway corridor in South Korea that connects the southwestern Honam region, including cities like Daejeon, Gwangju, and Mokpo, to the national rail network.
-
E.
Gwangju Line
The Gwangju Line is a railway line in South Korea that connects Gwangju with the national rail network, serving as an important regional transportation route.
- 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_69ca82b662e88190b9323daab8c28a21 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb415cb4688190920868317e77bbff |
completed | March 31, 2026, 3:37 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cd947cf7a881908b45cf262887da86 |
completed | April 1, 2026, 9:56 p.m. |
| NEDg | Description generation | batch_69cda62070888190b55b3f54d29e28e7 |
completed | April 1, 2026, 11:11 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69cdb21a65d88190a19dd41f95d173c8 |
completed | April 2, 2026, 12:02 a.m. |
Created at: March 30, 2026, 5:28 p.m.