Chain Bridge
E109537
Chain Bridge is a historic 19th-century suspension bridge spanning the Danube River in Budapest, widely regarded as one of the city's most iconic landmarks.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Chain Bridge canonical | 10 |
How this entity was disambiguated
This entity first appeared as the object of triple T559031 — 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: Chain Bridge Context triple: [Budapest, contains, Chain Bridge]
-
A.
Bay Bridge
The Bay Bridge is a major suspension bridge complex in the San Francisco Bay Area that connects San Francisco and Oakland across San Francisco Bay.
-
B.
Key Bridge
Key Bridge is a historic steel-arch bridge spanning the Potomac River, connecting Washington, D.C. to Arlington, Virginia.
-
C.
National Unity Bridge
The National Unity Bridge is a major vehicular bridge in Ecuador that serves as a key transportation link across the Guayas River, connecting important urban and economic areas.
-
D.
Friday Bridge
Friday Bridge is a small village in Cambridgeshire, England, known for its rural character and location near the town of Wisbech.
-
E.
Long Bridge
Long Bridge is a major railroad bridge over the Potomac River in Washington, D.C., carrying freight and passenger trains between the District of Columbia and Virginia.
- 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: Chain Bridge Target entity description: Chain Bridge is a historic 19th-century suspension bridge spanning the Danube River in Budapest, widely regarded as one of the city's most iconic landmarks.
-
A.
Bay Bridge
The Bay Bridge is a major suspension bridge complex in the San Francisco Bay Area that connects San Francisco and Oakland across San Francisco Bay.
-
B.
Key Bridge
Key Bridge is a historic steel-arch bridge spanning the Potomac River, connecting Washington, D.C. to Arlington, Virginia.
-
C.
National Unity Bridge
The National Unity Bridge is a major vehicular bridge in Ecuador that serves as a key transportation link across the Guayas River, connecting important urban and economic areas.
-
D.
Friday Bridge
Friday Bridge is a small village in Cambridgeshire, England, known for its rural character and location near the town of Wisbech.
-
E.
Long Bridge
Long Bridge is a major railroad bridge over the Potomac River in Washington, D.C., carrying freight and passenger trains between the District of Columbia and Virginia.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
historic monument
ⓘ
landmark ⓘ road bridge ⓘ suspension bridge ⓘ tourist attraction ⓘ |
| architecturalStyle | neoclassical ⓘ |
| carries |
pedestrians
ⓘ
road traffic ⓘ |
| category |
Bridges in Budapest
ⓘ
Suspension bridges in Hungary ⓘ |
| connects |
Buda
ⓘ
Pest ⓘ |
| connectsDistrict |
Buda Castle
ⓘ
surface form:
Buda Castle District
Pest city center ⓘ |
| constructionEndDate | 1849 ⓘ |
| constructionStartDate | 1839 ⓘ |
| continent | Europe ⓘ |
| country | Hungary ⓘ |
| crosses |
Danube
ⓘ
surface form:
Danube River
|
| damagedIn | World War II ⓘ |
| designer | William Tierney Clark ⓘ |
| destroyedBy | retreating German forces in 1945 ⓘ |
| engineer | Adam Clark ⓘ |
| hasFeature |
chain suspension structure
ⓘ
massive river piers ⓘ stone lions ⓘ |
| heritageStatus | protected monument of Hungary ⓘ |
| inaugurationDate | 1849 ⓘ |
| length | about 375 metres ⓘ |
| lighting | illuminated at night ⓘ |
| locatedIn |
Budapest
ⓘ
Hungary ⓘ |
| mainSpanLength | about 202 metres ⓘ |
| material |
iron
ⓘ
stone ⓘ |
| namedAfter | István Széchenyi ⓘ |
| nativeName |
Széchenyi Chain Bridge to Buda
ⓘ
surface form:
Széchenyi lánchíd
|
| near |
Buda Castle
ⓘ
Gresham Palace ⓘ Hungarian Academy of Sciences ⓘ |
| numberOfSpans | 3 ⓘ |
| officialName |
Széchenyi Chain Bridge to Buda
ⓘ
surface form:
Széchenyi Chain Bridge
|
| opened | 1849-11-20 ⓘ |
| partOf |
Banks of the Danube, Buda Castle Quarter and Andrássy Avenue
ⓘ
surface form:
Budapest World Heritage panorama along the Danube
|
| reconstructionStartDate | 1947 ⓘ |
| reopened | 1949 ⓘ |
| riverBasin | Danube ⓘ |
| significance |
symbol of Hungarian national awakening
ⓘ
symbol of connection between Buda and Pest ⓘ |
| wasAmong | longest suspension bridges in the world at opening ⓘ |
| wasFirst | permanent bridge across the Danube in Budapest ⓘ |
| width | about 14.8 metres ⓘ |
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: Chain Bridge Description of subject: Chain Bridge is a historic 19th-century suspension bridge spanning the Danube River in Budapest, widely regarded as one of the city's most iconic landmarks.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.