Osmangazi Bridge
E505652
The Osmangazi Bridge is a major suspension bridge in northwestern Turkey that spans the Gulf of İzmit, significantly shortening the road distance between Istanbul and the country's western regions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Osmangazi Bridge canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5238818 — 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: Osmangazi Bridge Context triple: [Kocaeli Province, hasBridgeAccess, Osmangazi Bridge]
-
A.
Yavuz Sultan Selim Bridge
Yavuz Sultan Selim Bridge is a modern suspension bridge spanning the Bosphorus Strait in Istanbul, serving both road and rail traffic and symbolizing the city's connection between Europe and Asia.
-
B.
Meriç Bridge
Meriç Bridge is a historic Ottoman-era stone bridge spanning the Maritsa (Meriç) River in Edirne, Turkey, known for its elegant arches and scenic views.
-
C.
Tunca Bridge
Tunca Bridge is a historic Ottoman-era stone bridge spanning the Tunca River in Edirne, Turkey.
-
D.
Atatürk Bridge
Atatürk Bridge is a major road bridge in Istanbul, Turkey, connecting districts across the Golden Horn and serving as an important transportation link in the city.
-
E.
Çanakkale 1915 Bridge
The Çanakkale 1915 Bridge is a Turkish suspension bridge spanning the Dardanelles Strait, notable for having one of the longest main spans in the world.
- 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: Osmangazi Bridge Target entity description: The Osmangazi Bridge is a major suspension bridge in northwestern Turkey that spans the Gulf of İzmit, significantly shortening the road distance between Istanbul and the country's western regions.
-
A.
Yavuz Sultan Selim Bridge
Yavuz Sultan Selim Bridge is a modern suspension bridge spanning the Bosphorus Strait in Istanbul, serving both road and rail traffic and symbolizing the city's connection between Europe and Asia.
-
B.
Meriç Bridge
Meriç Bridge is a historic Ottoman-era stone bridge spanning the Maritsa (Meriç) River in Edirne, Turkey, known for its elegant arches and scenic views.
-
C.
Tunca Bridge
Tunca Bridge is a historic Ottoman-era stone bridge spanning the Tunca River in Edirne, Turkey.
-
D.
Atatürk Bridge
Atatürk Bridge is a major road bridge in Istanbul, Turkey, connecting districts across the Golden Horn and serving as an important transportation link in the city.
-
E.
Çanakkale 1915 Bridge
The Çanakkale 1915 Bridge is a Turkish suspension bridge spanning the Dardanelles Strait, notable for having one of the longest main spans in the world.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf | suspension bridge ⓘ |
| cityNearby |
Bursa
NERFINISHED
ⓘ
İzmit NERFINISHED ⓘ |
| connects |
Gebze
NERFINISHED
ⓘ
Yalova Province NERFINISHED ⓘ |
| constructionMethod | suspended deck with steel box girder ⓘ |
| constructionStartDate | 2013-03-30 ⓘ |
| country | Turkey ⓘ |
| crosses | Gulf of İzmit NERFINISHED ⓘ |
| deckType | orthotropic steel deck ⓘ |
| designedBy | IHI Corporation NERFINISHED ⓘ |
| hasAlternativeName |
Osman Gazi Bridge
NERFINISHED
ⓘ
İzmit Bay Bridge NERFINISHED ⓘ |
| hasFeature | aerodynamically shaped deck ⓘ |
| hasTollPlazasAt |
northern end
ⓘ
southern end ⓘ |
| length | 2682 m ⓘ |
| locatedIn | northwestern Turkey ⓘ |
| locatedInProvince |
Kocaeli Province
NERFINISHED
ⓘ
Yalova Province NERFINISHED ⓘ |
| locatedOnBodyOfWater | Sea of Marmara NERFINISHED ⓘ |
| mainSpanLength | 1550 m ⓘ |
| maintainedBy | Otoyol Yatırım ve İşletme A.Ş. NERFINISHED ⓘ |
| namedAfter | Osman Gazi NERFINISHED ⓘ |
| namedFor | founder of the Ottoman Empire ⓘ |
| numberOfLanes | 6 ⓘ |
| opened | 2016-06-30 ⓘ |
| openedToTraffic | 2016-07-01 ⓘ |
| operator | Otoyol Yatırım ve İşletme A.Ş. NERFINISHED ⓘ |
| owner | Republic of Turkey NERFINISHED ⓘ |
| partOf | Gebze-Orhangazi-İzmir Motorway NERFINISHED ⓘ |
| partOfCorridor | Istanbul–İzmir corridor NERFINISHED ⓘ |
| purpose | shorten travel time between Istanbul and İzmir ⓘ |
| pylonHeight | 252 m ⓘ |
| rankAtOpeningByMainSpan | one of the longest suspension bridges in the world ⓘ |
| reducesRoadDistanceBetween |
Istanbul
NERFINISHED
ⓘ
western regions of Turkey ⓘ |
| region | Marmara Region NERFINISHED ⓘ |
| structureType | steel ⓘ |
| toll | yes ⓘ |
| trafficType | motor vehicles ⓘ |
| width | 35.93 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: Osmangazi Bridge Description of subject: The Osmangazi Bridge is a major suspension bridge in northwestern Turkey that spans the Gulf of İzmit, significantly shortening the road distance between Istanbul and the country's western regions.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.