Seohaean Expressway
E689859
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Seohaean Expressway canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T7719357 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Seohaean Expressway Context triple: [Gunsan, connectedBy, Seohaean Expressway]
-
A.
Jungbu Expressway
The Jungbu Expressway is a major South Korean highway that runs through the central region of the country, connecting key cities and facilitating north–south traffic.
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B.
Jungbu Naeryuk Expressway
The Jungbu Naeryuk Expressway is a major north–south highway in South Korea that runs through the country’s central inland region, connecting key cities and facilitating regional transportation and logistics.
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C.
Hanwa Expressway
Hanwa Expressway is a major expressway in Japan’s Kansai region that connects Osaka with Wakayama Prefecture and facilitates regional and intercity road transport.
-
D.
Gyeongin Expressway
Gyeongin Expressway is a major South Korean highway that connects Seoul and Incheon, serving as a key transportation corridor for commuters and freight.
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E.
Honam Expressway
The Honam Expressway is a major South Korean highway that connects the southwestern Honam region with other parts of the country, facilitating regional travel and economic activity.
- 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: Seohaean Expressway Target entity description: 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.
-
A.
Jungbu Expressway
The Jungbu Expressway is a major South Korean highway that runs through the central region of the country, connecting key cities and facilitating north–south traffic.
-
B.
Jungbu Naeryuk Expressway
The Jungbu Naeryuk Expressway is a major north–south highway in South Korea that runs through the country’s central inland region, connecting key cities and facilitating regional transportation and logistics.
-
C.
Hanwa Expressway
Hanwa Expressway is a major expressway in Japan’s Kansai region that connects Osaka with Wakayama Prefecture and facilitates regional and intercity road transport.
-
D.
Gyeongin Expressway
Gyeongin Expressway is a major South Korean highway that connects Seoul and Incheon, serving as a key transportation corridor for commuters and freight.
-
E.
Honam Expressway
The Honam Expressway is a major South Korean highway that connects the southwestern Honam region with other parts of the country, facilitating regional travel and economic activity.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
expressway
ⓘ
road infrastructure ⓘ |
| alignsWith | west coast development axis of South Korea NERFINISHED ⓘ |
| completedBy | early 2000s ⓘ |
| connectsCity |
Ansan
NERFINISHED
ⓘ
Dangjin NERFINISHED ⓘ Gunsan NERFINISHED ⓘ Gwangju vicinity ⓘ Incheon NERFINISHED ⓘ Jeonju vicinity ⓘ Mokpo NERFINISHED ⓘ Muan NERFINISHED ⓘ Pyeongtaek NERFINISHED ⓘ Seosan NERFINISHED ⓘ Seoul NERFINISHED ⓘ |
| connectsIndustrialRegion |
Gunsan industrial complex
NERFINISHED
ⓘ
Incheon industrial area NERFINISHED ⓘ Pyeongtaek industrial area ⓘ Saemangeum development area NERFINISHED ⓘ |
| connectsPort |
Gunsan Port vicinity
ⓘ
Incheon Port vicinity ⓘ Mokpo Port vicinity ⓘ Pyeongtaek Port vicinity ⓘ |
| country | South Korea ⓘ |
| followsCoast | Yellow Sea coast ⓘ |
| hasJunctionWith |
Dangjin–Yeongdeok Expressway
NERFINISHED
ⓘ
Gyeongbu Expressway NERFINISHED ⓘ Honam Expressway NERFINISHED ⓘ Pyeongtaek–Jecheon Expressway NERFINISHED ⓘ Seoul Ring Expressway NERFINISHED ⓘ |
| hasLanes | 4 lanes or more on most sections ⓘ |
| hasRouteNumber | 15 ⓘ |
| KoreanName | 서해안고속도로 NERFINISHED ⓘ |
| languageOfName | Korean ⓘ |
| locatedIn | west coast of South Korea ⓘ |
| maintainedBy | Korea Expressway Corporation NERFINISHED ⓘ |
| openedInPart | 1990s ⓘ |
| partOfNetwork | Korea Expressway network NERFINISHED ⓘ |
| romanization | Seohaean Gosok Doro NERFINISHED ⓘ |
| servesFunction |
freight transport corridor
ⓘ
passenger transport corridor ⓘ |
| servesRegion |
Chungcheong region
NERFINISHED
ⓘ
Jeolla region NERFINISHED ⓘ Sudogwon NERFINISHED ⓘ |
| terminusNorth | Seoul area NERFINISHED ⓘ |
| terminusSouth | Mokpo NERFINISHED ⓘ |
| tollRoad | yes ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Seohaean Expressway Description of subject: 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.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Gunsan