Triple
T21622771
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cheonggyecheon Stream |
E533618
|
entity |
| Predicate | previouslyCoveredBy |
P108818
|
FINISHED |
| Object | Cheonggye Elevated Highway |
—
|
NE NERFINISHED |
How this triple was built (3 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: Cheonggye Elevated Highway | Statement: [Cheonggyecheon Stream, previouslyCoveredBy, Cheonggye Elevated Highway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cheonggye Elevated Highway Context triple: [Cheonggyecheon Stream, previouslyCoveredBy, Cheonggye Elevated Highway]
-
A.
Buk-Seoul Interchange
Buk-Seoul Interchange is a major road junction in the Seoul metropolitan area that connects regional traffic to the Incheon International Airport Expressway.
-
B.
Seoul Ring Expressway
The Seoul Ring Expressway is a major orbital highway encircling the Seoul metropolitan area, designed to distribute traffic around the city and connect key radial expressways.
-
C.
Formosa Freeway
Formosa Freeway is a major north–south expressway in Taiwan that runs inland and serves as an alternative route to the coastal National Freeway 1.
-
D.
Incheon International Airport Expressway
The Incheon International Airport Expressway is a major highway in South Korea that provides a fast, direct road link between Incheon International Airport and the Seoul metropolitan area.
-
E.
Seohaean Expressway
The Seohaean Expressway is a major South Korean coastal highway running along the west coast and linking key cities and industrial regions, including Gunsan, to the national expressway network.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cheonggye Elevated Highway Target entity description: Cheonggye Elevated Highway was a major overpass in central Seoul that once covered the Cheonggyecheon stream before being demolished as part of a landmark urban renewal and river restoration project.
-
A.
Buk-Seoul Interchange
Buk-Seoul Interchange is a major road junction in the Seoul metropolitan area that connects regional traffic to the Incheon International Airport Expressway.
-
B.
Seoul Ring Expressway
The Seoul Ring Expressway is a major orbital highway encircling the Seoul metropolitan area, designed to distribute traffic around the city and connect key radial expressways.
-
C.
Formosa Freeway
Formosa Freeway is a major north–south expressway in Taiwan that runs inland and serves as an alternative route to the coastal National Freeway 1.
-
D.
Incheon International Airport Expressway
The Incheon International Airport Expressway is a major highway in South Korea that provides a fast, direct road link between Incheon International Airport and the Seoul metropolitan area.
-
E.
Seohaean Expressway
The Seohaean Expressway is a major South Korean coastal highway running along the west coast and linking key cities and industrial regions, including Gunsan, to the national expressway network.
- F. None of above. chosen
Provenance (2 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_69e0c464fba881908d0ff2ac80511ce1 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69ef3bb0c42c8190997fbeb7a764d60e |
completed | April 27, 2026, 10:34 a.m. |
Created at: April 16, 2026, 6:34 p.m.