Seto-Chuo Expressway
E355603
The Seto-Chuo Expressway is a major Japanese expressway that forms part of the road network crossing the Seto Inland Sea via the Seto Ohashi Bridge system, linking Honshu and Shikoku.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Seto-Chūō Expressway | 4 |
| Seto-Chuo Expressway canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T3413651 — 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: Seto-Chuo Expressway Context triple: [Seto Ohashi Bridge system, roadComponent, Seto-Chuo Expressway]
-
A.
Tōkai-Kanjō Expressway
The Tōkai-Kanjō Expressway is a major regional expressway in Japan that forms a loop around the Tōkai metropolitan area, connecting key cities and industrial zones in Aichi and surrounding prefectures.
-
B.
Tokyo Gaikan Expressway
The Tokyo Gaikan Expressway is a major orbital expressway forming part of the ring road system around the Tokyo metropolitan area in Japan.
-
C.
Tōmei Expressway
The Tōmei Expressway is a major Japanese expressway connecting Tokyo and Nagoya, serving as a key artery for traffic and freight along the Pacific coast of Honshu.
-
D.
Nishi-Meihan Expressway
Nishi-Meihan Expressway is a major expressway in Japan’s Kansai region that connects parts of Osaka and Nara Prefectures, serving as an important route for regional traffic and logistics.
-
E.
Hokuriku Expressway
The Hokuriku Expressway is a major Japanese expressway running along the Sea of Japan coast, linking the Hokuriku region with central and western Honshu.
- 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: Seto-Chuo Expressway Target entity description: The Seto-Chuo Expressway is a major Japanese expressway that forms part of the road network crossing the Seto Inland Sea via the Seto Ohashi Bridge system, linking Honshu and Shikoku.
-
A.
Tōkai-Kanjō Expressway
The Tōkai-Kanjō Expressway is a major regional expressway in Japan that forms a loop around the Tōkai metropolitan area, connecting key cities and industrial zones in Aichi and surrounding prefectures.
-
B.
Tokyo Gaikan Expressway
The Tokyo Gaikan Expressway is a major orbital expressway forming part of the ring road system around the Tokyo metropolitan area in Japan.
-
C.
Tōmei Expressway
The Tōmei Expressway is a major Japanese expressway connecting Tokyo and Nagoya, serving as a key artery for traffic and freight along the Pacific coast of Honshu.
-
D.
Nishi-Meihan Expressway
Nishi-Meihan Expressway is a major expressway in Japan’s Kansai region that connects parts of Osaka and Nara Prefectures, serving as an important route for regional traffic and logistics.
-
E.
Hokuriku Expressway
The Hokuriku Expressway is a major Japanese expressway running along the Sea of Japan coast, linking the Hokuriku region with central and western Honshu.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
expressway
ⓘ
toll road ⓘ |
| accessControl | fully controlled-access ⓘ |
| alsoKnownAs |
Seto-Chuo Jidōsha-dō
ⓘ
Seto-Chuo Expressway ⓘ
surface form:
Seto-Chūō Expressway
|
| associatedWithRailway | Seto-Ohashi Line NERFINISHED ⓘ |
| belongsToNetwork |
Japanese national expressway network
ⓘ
surface form:
national expressway network of Japan
|
| connectsCity |
Kurashiki
NERFINISHED
ⓘ
Sakaide NERFINISHED ⓘ |
| connectsIsland |
Honshu
ⓘ
Shikoku ⓘ |
| country | Japan ⓘ |
| crosses | Seto Inland Sea ⓘ |
| crossesBodyOfWater | Seto Inland Sea ⓘ |
| designedFor | high-speed vehicular traffic ⓘ |
| hasBridgeSystem | multiple long-span bridges ⓘ |
| hasComponent |
interchanges
ⓘ
roadway on Seto Ohashi Bridge ⓘ viaducts ⓘ |
| hasLaneConfiguration | multiple lanes in each direction ⓘ |
| hasStructureType |
bridge
ⓘ
causeway ⓘ viaduct ⓘ |
| hasTollGates | yes ⓘ |
| isPartOfTransportCorridor | Honshu–Shikoku corridor ⓘ |
| language | ja ⓘ |
| locatedIn | Seto Inland Sea region ⓘ |
| notableFeature | crosses multiple islands in Seto Inland Sea ⓘ |
| operator |
Nippon Expressway Company Group
ⓘ
surface form:
Nippon Expressway Company
NEXCO West Japan ⓘ
surface form:
West Nippon Expressway Company
|
| parallelTo |
Seto-Ōhashi Line
ⓘ
surface form:
Seto-Ohashi railway route
|
| partOf |
Honshu–Shikoku Bridge Project
ⓘ
Honshu–Shikoku Highway ⓘ
surface form:
Honshu–Shikoku road network
|
| primaryFunction | intercity road transport ⓘ |
| region |
Chūgoku region
ⓘ
surface form:
Chugoku region
Shikoku ⓘ
surface form:
Shikoku region
|
| roadType | dual carriageway ⓘ |
| servesRegion |
Kagawa Prefecture
NERFINISHED
ⓘ
Okayama Prefecture NERFINISHED ⓘ |
| strategicImportance | major link between Honshu and Shikoku ⓘ |
| supportsTraffic | motor vehicles ⓘ |
| toll | yes ⓘ |
| usesBridgeSystem | Seto Ohashi Bridge ⓘ |
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: Seto-Chuo Expressway Description of subject: The Seto-Chuo Expressway is a major Japanese expressway that forms part of the road network crossing the Seto Inland Sea via the Seto Ohashi Bridge system, linking Honshu and Shikoku.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Seto-Chūō Expressway
this entity surface form:
Seto-Chūō Expressway
this entity surface form:
Seto-Chūō Expressway
this entity surface form:
Seto-Chūō Expressway