Great Seto Bridge
E370496
The Great Seto Bridge is a series of double-deck bridges in Japan that connect the islands of Honshu and Shikoku, carrying both road and rail traffic across the Seto Inland Sea.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Great Seto Bridge canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T3413643 — 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: Great Seto Bridge Context triple: [Seto Ohashi Bridge system, alsoKnownAs, Great Seto Bridge]
-
A.
Togetsukyo Bridge
Togetsukyo Bridge is a historic and scenic wooden bridge in Kyoto’s Arashiyama district, famous for its picturesque views of seasonal foliage and cherry blossoms.
-
B.
Kanmon Bridge
Kanmon Bridge is a major suspension bridge in Japan that spans the Kanmon Straits, linking the islands of Honshu and Kyushu and serving as a key transportation route in western Japan.
-
C.
Ikema Ohashi Bridge
Ikema Ohashi Bridge is a scenic long-span bridge in Okinawa Prefecture, Japan, known for connecting Miyako-jima and Ikema-jima across strikingly clear turquoise waters.
-
D.
Ebisu Bridge
Ebisu Bridge is a famous pedestrian bridge in Osaka’s Namba district, known for its neon-lit surroundings and as a popular photo spot overlooking the Dotonbori Canal.
-
E.
Nijūbashi Bridge
Nijūbashi Bridge is a famous pair of arched bridges at the main entrance to Tokyo’s Imperial Palace, known as one of Japan’s most iconic and photographed landmarks.
- 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: Great Seto Bridge Target entity description: The Great Seto Bridge is a series of double-deck bridges in Japan that connect the islands of Honshu and Shikoku, carrying both road and rail traffic across the Seto Inland Sea.
-
A.
Togetsukyo Bridge
Togetsukyo Bridge is a historic and scenic wooden bridge in Kyoto’s Arashiyama district, famous for its picturesque views of seasonal foliage and cherry blossoms.
-
B.
Kanmon Bridge
Kanmon Bridge is a major suspension bridge in Japan that spans the Kanmon Straits, linking the islands of Honshu and Kyushu and serving as a key transportation route in western Japan.
-
C.
Ikema Ohashi Bridge
Ikema Ohashi Bridge is a scenic long-span bridge in Okinawa Prefecture, Japan, known for connecting Miyako-jima and Ikema-jima across strikingly clear turquoise waters.
-
D.
Ebisu Bridge
Ebisu Bridge is a famous pedestrian bridge in Osaka’s Namba district, known for its neon-lit surroundings and as a popular photo spot overlooking the Dotonbori Canal.
-
E.
Nijūbashi Bridge
Nijūbashi Bridge is a famous pair of arched bridges at the main entrance to Tokyo’s Imperial Palace, known as one of Japan’s most iconic and photographed landmarks.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
bridge complex
ⓘ
double-deck bridge ⓘ road-rail bridge ⓘ |
| carries |
rail traffic
ⓘ
road traffic ⓘ |
| connectsIsland |
Honshu
ⓘ
Shikoku ⓘ |
| connectsPrefecture |
Kagawa Prefecture
NERFINISHED
ⓘ
Okayama Prefecture NERFINISHED ⓘ |
| constructionEndDate | 1988 ⓘ |
| constructionStartDate | 1978 ⓘ |
| country | Japan ⓘ |
| crosses | Seto Inland Sea ⓘ |
| designedFor |
expressway standard road
ⓘ
standard gauge railway ⓘ |
| hasBridgeType |
cable-stayed bridge
ⓘ
suspension bridge ⓘ truss bridge ⓘ |
| hasLowerDeck | railway ⓘ |
| hasUpperDeck | roadway ⓘ |
| hasViewOf | Seto Inland Sea islands ⓘ |
| languageOfNativeName | Japanese ⓘ |
| locatedInBodyOfWater | Seto Inland Sea ⓘ |
| locatedInRegion |
Chūgoku region
ⓘ
Shikoku ⓘ
surface form:
Shikoku region
|
| locatedNear | Seto Ohashi Memorial Park ⓘ |
| maintainedBy | Honshu-Shikoku Bridge Expressway Company ⓘ |
| nativeName | 瀬戸大橋 ⓘ |
| notableFor | being one of the longest two-tiered bridge systems in the world ⓘ |
| numberOfIndividualBridges | 6 ⓘ |
| officialName |
Seto Ohashi Bridge
ⓘ
surface form:
Seto Ōhashi
|
| opened | 1988-04-10 ⓘ |
| openedToRailTraffic | 1988-04-10 ⓘ |
| openedToRoadTraffic | 1988-04-10 ⓘ |
| partOf | Honshu–Shikoku Bridge Project ⓘ |
| partOfRoute |
National Route 30
ⓘ
surface form:
National Route 30 (via connecting roads)
|
| partOfTransportCorridor |
Honshu–Shikoku corridor
ⓘ
surface form:
Honshu–Shikoku road and rail corridor
|
| passesThrough |
Kojima (Kurashiki)
ⓘ
surface form:
Kojima, Kurashiki
Sakaide NERFINISHED ⓘ |
| railComponentOf |
Honshi-Bisan Line
NERFINISHED
ⓘ
Seto-Ōhashi Line NERFINISHED ⓘ |
| roadComponentOf |
Seto-Chuo Expressway
ⓘ
surface form:
Seto-Chūō Expressway
|
| safetyFeature |
designed to withstand strong earthquakes
ⓘ
designed to withstand strong typhoons ⓘ |
| toll | yes ⓘ |
| totalLength |
13.1 km
ⓘ
13100 m ⓘ |
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: Great Seto Bridge Description of subject: The Great Seto Bridge is a series of double-deck bridges in Japan that connect the islands of Honshu and Shikoku, carrying both road and rail traffic across the Seto Inland Sea.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.