Suramadu Bridge
E60592
Suramadu Bridge is a long cable-stayed bridge in Indonesia that connects the city of Surabaya on Java with Madura Island, serving as a major transportation and economic link.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Suramadu Bridge canonical | 6 |
| Jembatan Surabaya–Madura | 1 |
| Jembatan Suramadu | 1 |
| Surabaya–Madura Bridge | 1 |
| Suramadu Bridge to Madura Island | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T486754 — 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: Suramadu Bridge Context triple: [Surabaya, hasLandmark, Suramadu Bridge]
-
A.
Vasco da Gama Bridge
The Vasco da Gama Bridge is a modern cable-stayed bridge in Lisbon, Portugal, and one of the longest bridges in Europe, spanning the Tagus River.
-
B.
Hong Kong–Zhuhai–Macau Bridge
The Hong Kong–Zhuhai–Macau Bridge is a massive sea-crossing bridge–tunnel system that links Hong Kong, Zhuhai, and Macau across the Pearl River Delta and ranks among the world’s longest fixed links over water.
-
C.
Crimean Bridge
The Crimean Bridge is a massive road-and-rail bridge spanning the Kerch Strait, linking mainland Russia with the Crimean Peninsula and serving as a key strategic and political infrastructure project.
-
D.
Gwangan Bridge
Gwangan Bridge is a prominent suspension bridge in Busan, South Korea, famed for its panoramic coastal views and colorful nighttime LED illuminations.
-
E.
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.
- 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: Suramadu Bridge Target entity description: Suramadu Bridge is a long cable-stayed bridge in Indonesia that connects the city of Surabaya on Java with Madura Island, serving as a major transportation and economic link.
-
A.
Vasco da Gama Bridge
The Vasco da Gama Bridge is a modern cable-stayed bridge in Lisbon, Portugal, and one of the longest bridges in Europe, spanning the Tagus River.
-
B.
Hong Kong–Zhuhai–Macau Bridge
The Hong Kong–Zhuhai–Macau Bridge is a massive sea-crossing bridge–tunnel system that links Hong Kong, Zhuhai, and Macau across the Pearl River Delta and ranks among the world’s longest fixed links over water.
-
C.
Crimean Bridge
The Crimean Bridge is a massive road-and-rail bridge spanning the Kerch Strait, linking mainland Russia with the Crimean Peninsula and serving as a key strategic and political infrastructure project.
-
D.
Gwangan Bridge
Gwangan Bridge is a prominent suspension bridge in Busan, South Korea, famed for its panoramic coastal views and colorful nighttime LED illuminations.
-
E.
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.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
cable-stayed bridge
ⓘ
road bridge ⓘ |
| alsoKnownAs |
Jembatan Surabaya–Madura
ⓘ
linked to:
Suramadu Bridge
Surabaya–Madura Bridge ⓘ
linked to:
Suramadu Bridge
|
| connects |
Madura Island
ⓘ
Surabaya ⓘ |
| constructionStart | 2003 ⓘ |
| constructionType | combination of cable-stayed and box girder sections ⓘ |
| country | Indonesia ⓘ |
| crosses | Madura Strait ⓘ |
| designedAs | cable-stayed bridge with approach viaducts ⓘ |
| designedFor | all-weather road access across Madura Strait ⓘ |
| economicRole | facilitates trade and commuting between Java and Madura ⓘ |
| hasAdditionalFacilities | motorcycle lanes ⓘ |
| hasDeckType | concrete deck ⓘ |
| hasFunction | road traffic ⓘ |
| hasLanes | 4 lanes for motor vehicles ⓘ |
| hasPylonHeight | approximately 146 meters ⓘ |
| hasPylons | two main pylons for cable-stayed section ⓘ |
| length |
approximately 5,438 meters
ⓘ
approximately 5.4 kilometers ⓘ |
| locatedIn | East Java ⓘ |
| locatedInBodyOfWater | Madura Strait ⓘ |
| locatedNear | Surabaya ⓘ |
| locatedOn | Java ⓘ |
| mainSpanLength | approximately 434 meters ⓘ |
| maintainedBy | Government of Indonesia ⓘ |
| notableFor | being one of the longest bridges in Indonesia ⓘ |
| officialName |
Jembatan Suramadu
ⓘ
linked to:
Suramadu Bridge
|
| opened | 2009 ⓘ |
| openingDate | 10 June 2009 ⓘ |
| owner | Government of Indonesia ⓘ |
| partOf | national road network of Indonesia ⓘ |
| purpose | to stimulate economic development in Madura ⓘ |
| regionServed |
Madura Island
ⓘ
Surabaya metropolitan area ⓘ
linked to:
Greater Surabaya metropolitan area
|
| significance |
first bridge to connect Java and Madura Island
ⓘ
important economic corridor for Madura Island ⓘ major transportation link between Surabaya and Madura ⓘ |
| structureType | multi-span bridge ⓘ |
| tollAbolished | 2018 ⓘ |
| tollStatus | toll bridge at opening ⓘ |
| trafficType | mixed motorized traffic ⓘ |
| transportMode | motor vehicles ⓘ |
| urbanConnection | connects Surabaya with Bangkalan on Madura ⓘ |
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: Suramadu Bridge Description of subject: Suramadu Bridge is a long cable-stayed bridge in Indonesia that connects the city of Surabaya on Java with Madura Island, serving as a major transportation and economic link.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Suramadu Bridge
linked to: Suramadu Bridge
linked to: Suramadu Bridge
linked to: Suramadu Bridge