Incheon Bridge
E610538
Incheon Bridge is a major cable-stayed bridge in South Korea that links Incheon International Airport on Yeongjong Island with the mainland city of Incheon, serving as a key transportation and logistics route.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Incheon Bridge canonical | 13 |
| Incheon Grand Bridge | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6646698 — 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: Incheon Bridge Context triple: [Incheon Free Economic Zone, transportConnection, Incheon Bridge]
-
A.
Yeongdodaegyo Bridge
Yeongdodaegyo Bridge is a historic bascule bridge in Busan, South Korea, known for connecting the mainland to Yeongdo Island and for its iconic daily bridge-raising.
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B.
Geumcheongyo Bridge
Geumcheongyo Bridge is a historic stone bridge within Seoul’s Changdeokgung Palace complex, notable as one of the oldest surviving palace bridges from the Joseon Dynasty.
-
C.
Gwangan Bridge
Gwangan Bridge is a prominent suspension bridge in Busan, South Korea, famed for its panoramic coastal views and colorful nighttime LED illuminations.
-
D.
Namhang Bridge
Namhang Bridge is a major road bridge in Busan, South Korea, connecting Yeongdo Island with the mainland and serving as an important transportation and scenic landmark.
-
E.
Daejeon Expo Bridge
Daejeon Expo Bridge is a landmark pedestrian bridge in Daejeon, South Korea, known for its distinctive illuminated design and role as a symbol of the city's Expo Science Park area.
- 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: Incheon Bridge Target entity description: Incheon Bridge is a major cable-stayed bridge in South Korea that links Incheon International Airport on Yeongjong Island with the mainland city of Incheon, serving as a key transportation and logistics route.
-
A.
Yeongdodaegyo Bridge
Yeongdodaegyo Bridge is a historic bascule bridge in Busan, South Korea, known for connecting the mainland to Yeongdo Island and for its iconic daily bridge-raising.
-
B.
Geumcheongyo Bridge
Geumcheongyo Bridge is a historic stone bridge within Seoul’s Changdeokgung Palace complex, notable as one of the oldest surviving palace bridges from the Joseon Dynasty.
-
C.
Gwangan Bridge
Gwangan Bridge is a prominent suspension bridge in Busan, South Korea, famed for its panoramic coastal views and colorful nighttime LED illuminations.
-
D.
Namhang Bridge
Namhang Bridge is a major road bridge in Busan, South Korea, connecting Yeongdo Island with the mainland and serving as an important transportation and scenic landmark.
-
E.
Daejeon Expo Bridge
Daejeon Expo Bridge is a landmark pedestrian bridge in Daejeon, South Korea, known for its distinctive illuminated design and role as a symbol of the city's Expo Science Park area.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
cable-stayed bridge
ⓘ
road bridge ⓘ |
| carries | motor vehicles ⓘ |
| clearanceBelow | about 74 m ⓘ |
| connects |
Incheon International Airport
ⓘ
Yeongjong Island ⓘ mainland Incheon ⓘ |
| constructionCost | approximately 2.45 trillion KRW ⓘ |
| constructionStart | 2005 ⓘ |
| country | South Korea ⓘ |
| crosses |
Incheon Harbour
ⓘ
linked to:
Incheon Port
sea route to Incheon Port ⓘ |
| designedBy |
Incheon Bridge Corporation consortium
ⓘ
linked to:
Incheon Bridge Company Ltd.
|
| function |
logistics route
ⓘ
transportation route ⓘ |
| hasAlternativeName |
Incheon Grand Bridge
ⓘ
linked to:
Incheon Bridge
|
| hasMaterial |
concrete
ⓘ
steel ⓘ |
| hasNumberOfLanes | 6 ⓘ |
| hasSegment |
approach viaducts
ⓘ
main cable-stayed span ⓘ |
| height | pylons about 230.5 m ⓘ |
| length | about 21.38 km ⓘ |
| locatedIn | Incheon ⓘ |
| locatedInBodyOfWater | Yellow Sea ⓘ |
| locatedInProvince |
Incheon Metropolitan City
ⓘ
linked to:
Incheon
|
| locatedNear |
Incheon International Airport
ⓘ
Songdo International Business District ⓘ |
| mainSpanLength | 800 m ⓘ |
| maintainedBy | Incheon Bridge Company Ltd. ⓘ |
| notableFor |
one of the longest bridges in South Korea
ⓘ
one of the longest cable-stayed bridges in the world ⓘ |
| opened | 2009 ⓘ |
| openedToTraffic | 2009 ⓘ |
| openingDate | 2009-10-16 ⓘ |
| partOf | Incheon Free Economic Zone access infrastructure ⓘ |
| partOfRoute |
Second Gyeongin Expressway
ⓘ
linked to:
Gyeongin Expressway
|
| purpose |
improve access to Incheon International Airport
ⓘ
reduce travel time between Incheon and the airport ⓘ |
| regionServed |
Incheon Free Economic Zone
ⓘ
Seoul Capital Area ⓘ |
| roadType | expressway ⓘ |
| structureType | multi-span cable-stayed bridge ⓘ |
| toll | yes ⓘ |
| tollRoad | true ⓘ |
| totalLength | about 21.38 km ⓘ |
| trafficType | vehicular traffic ⓘ |
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: Incheon Bridge Description of subject: Incheon Bridge is a major cable-stayed bridge in South Korea that links Incheon International Airport on Yeongjong Island with the mainland city of Incheon, serving as a key transportation and logistics route.
Referenced by (15)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Incheon Bridge
linked to: Incheon Bridge