Korea Expressway Corporation
E617779
Korea Expressway Corporation is a South Korean state-owned company responsible for constructing, managing, and operating the nation’s expressway network.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Korea Expressway Corporation canonical | 9 |
| 한국도로공사 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6784070 — 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: Korea Expressway Corporation Context triple: [Gyeongbu Expressway, operator, Korea Expressway Corporation]
-
A.
Gyeonggi Railroad Co., Ltd.
Gyeonggi Railroad Co., Ltd. is a South Korean railway company responsible for operating segments of the Seoul Metropolitan Subway network.
-
B.
Hanwha Engineering & Construction
Hanwha Engineering & Construction is a South Korean construction and engineering company known for undertaking large-scale international projects, including major stadiums and infrastructure developments.
-
C.
SK Group
SK Group is one of South Korea’s largest conglomerates, with diversified businesses spanning energy, telecommunications, semiconductors, and chemicals.
-
D.
Hanshin Expressway Company Limited
Hanshin Expressway Company Limited is a Japanese company responsible for managing and operating the Hanshin Expressway network serving the Osaka–Kobe metropolitan area.
-
E.
Busan Infrastructure Corporation
Busan Infrastructure Corporation is a public organization in Busan, South Korea, responsible for developing, operating, and maintaining the city’s major urban and transportation infrastructure.
- 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: Korea Expressway Corporation Target entity description: Korea Expressway Corporation is a South Korean state-owned company responsible for constructing, managing, and operating the nation’s expressway network.
-
A.
Gyeonggi Railroad Co., Ltd.
Gyeonggi Railroad Co., Ltd. is a South Korean railway company responsible for operating segments of the Seoul Metropolitan Subway network.
-
B.
Hanwha Engineering & Construction
Hanwha Engineering & Construction is a South Korean construction and engineering company known for undertaking large-scale international projects, including major stadiums and infrastructure developments.
-
C.
SK Group
SK Group is one of South Korea’s largest conglomerates, with diversified businesses spanning energy, telecommunications, semiconductors, and chemicals.
-
D.
Hanshin Expressway Company Limited
Hanshin Expressway Company Limited is a Japanese company responsible for managing and operating the Hanshin Expressway network serving the Osaka–Kobe metropolitan area.
-
E.
Busan Infrastructure Corporation
Busan Infrastructure Corporation is a public organization in Busan, South Korea, responsible for developing, operating, and maintaining the city’s major urban and transportation infrastructure.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
state-owned enterprise
ⓘ
transport infrastructure company ⓘ |
| abbreviation | KEC ⓘ |
| appliesTollSystem |
Hi-Pass system
ⓘ
electronic toll collection ⓘ |
| country | South Korea ⓘ |
| focusesOn |
expressway maintenance and rehabilitation
ⓘ
expressway network expansion ⓘ highway safety ⓘ |
| foundedBy |
Government of South Korea
ⓘ
linked to:
South Korean government
|
| hasMission | to provide safe and efficient expressway services in South Korea ⓘ |
| hasRole |
expressway constructor
ⓘ
expressway planner ⓘ national expressway operator ⓘ |
| hasService |
intelligent transport systems operation
ⓘ
rest area operation ⓘ road maintenance ⓘ toll collection ⓘ traffic management ⓘ |
| headquartersLocation |
Gimcheon
ⓘ
North Gyeongsang Province ⓘ South Korea ⓘ |
| implementsPolicy | national expressway development plans of South Korea ⓘ |
| industry |
construction
ⓘ
expressway operation ⓘ road transport infrastructure ⓘ toll road management ⓘ |
| jurisdiction |
Republic of Korea
ⓘ
linked to:
South Korea
|
| languageOfWorkOrName | Korean ⓘ |
| legalForm | public corporation ⓘ |
| locatedInTimeZone | Korea Standard Time ⓘ |
| nativeName |
한국도로공사
ⓘ
linked to:
Korea Expressway Corporation
|
| operates | South Korean national expressway network ⓘ |
| operatesFacilityType |
expressway service areas
ⓘ
expressway toll plazas ⓘ traffic control centers ⓘ |
| operatesIn | South Korea ⓘ |
| owner |
Government of South Korea
ⓘ
linked to:
South Korean government
|
| primaryResponsibility |
construction of expressways in South Korea
ⓘ
maintenance of expressways in South Korea ⓘ management of expressways in South Korea ⓘ operation of expressways in South Korea ⓘ |
| regulates | expressway traffic management standards in South Korea ⓘ |
| sector |
public infrastructure
ⓘ
transportation ⓘ |
| shortName | KEC ⓘ |
| typeOfCompany | state-owned company ⓘ |
| website | https://www.ex.co.kr ⓘ |
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: Korea Expressway Corporation Description of subject: Korea Expressway Corporation is a South Korean state-owned company responsible for constructing, managing, and operating the nation’s expressway network.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
Ministry of Land, Infrastructure and Transport of South Korea
→
subordinateAgency
→
Korea Expressway Corporation
ⓘ
linked to: Korea Expressway Corporation
subject linked to:
Jungbu Expwy