Blue Bridge
E180978
Blue Bridge is a historic and notably wide cast-iron bridge in Saint Petersburg, Russia, spanning the Moika River near Saint Isaac's Square.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Blue Bridge canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T1514367 — 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: Blue Bridge Context triple: [Moika River, crossedBy, Blue Bridge]
-
A.
Blue Bridge
Blue Bridge is a notable pedestrian bridge in London’s St James’s Park that offers popular views across the park’s lake toward landmarks such as Buckingham Palace and the London Eye.
-
B.
Stone Bridge
Stone Bridge is a historic masonry bridge at Manassas National Battlefield Park that played a notable role in the American Civil War battles fought there.
-
C.
Grand Bridge
The Grand Bridge is an imposing ornamental stone bridge and landscape feature within the grounds of Blenheim Palace in Oxfordshire, England, designed to enhance the estate’s grand Baroque setting.
-
D.
Dragon Bridge
Dragon Bridge is a prominent, dragon-shaped steel bridge in Da Nang, Vietnam, known for its striking LED lighting and fire- and water-breathing displays.
-
E.
Steel Bridge
Steel Bridge is a historic double-deck vertical-lift bridge in Portland, Oregon, known for carrying both rail and road traffic across the Willamette River.
- 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: Blue Bridge Target entity description: Blue Bridge is a historic and notably wide cast-iron bridge in Saint Petersburg, Russia, spanning the Moika River near Saint Isaac's Square.
-
A.
Blue Bridge
Blue Bridge is a notable pedestrian bridge in London’s St James’s Park that offers popular views across the park’s lake toward landmarks such as Buckingham Palace and the London Eye.
-
B.
Stone Bridge
Stone Bridge is a historic masonry bridge at Manassas National Battlefield Park that played a notable role in the American Civil War battles fought there.
-
C.
Grand Bridge
The Grand Bridge is an imposing ornamental stone bridge and landscape feature within the grounds of Blenheim Palace in Oxfordshire, England, designed to enhance the estate’s grand Baroque setting.
-
D.
Dragon Bridge
Dragon Bridge is a prominent, dragon-shaped steel bridge in Da Nang, Vietnam, known for its striking LED lighting and fire- and water-breathing displays.
-
E.
Steel Bridge
Steel Bridge is a historic double-deck vertical-lift bridge in Portland, Oregon, known for carrying both rail and road traffic across the Willamette River.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
bridge
ⓘ
cast-iron bridge ⓘ road bridge ⓘ |
| color | blue ⓘ |
| country | Russia ⓘ |
| crosses | Moika River ⓘ |
| hasCity |
St. Petersburg
ⓘ
surface form:
Saint Petersburg
|
| hasCountry | Russia ⓘ |
| hasFunction |
carries pedestrian traffic
ⓘ
carries road traffic ⓘ |
| heritageStatus |
cultural heritage monument of regional significance in Russia
ⓘ
historic bridge ⓘ |
| locatedIn |
Russia
ⓘ
St. Petersburg ⓘ
surface form:
Saint Petersburg
central Saint Petersburg ⓘ |
| locatedNear |
Mariinsky Palace
ⓘ
Saint Isaac's Cathedral ⓘ Saint Isaac's Square ⓘ |
| locatedOnWatercourse | Moika River ⓘ |
| material | cast iron ⓘ |
| namedAfter | its blue-painted sides ⓘ |
| notableFor | exceptional width ⓘ |
| partOf |
Admiralteysky District
ⓘ
Historic Centre of Saint Petersburg and Related Groups of Monuments ⓘ
surface form:
historic center of Saint Petersburg
|
| spans | Moika River ⓘ |
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: Blue Bridge Description of subject: Blue Bridge is a historic and notably wide cast-iron bridge in Saint Petersburg, Russia, spanning the Moika River near Saint Isaac's Square.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.