1831 London Bridge
E229026
1831 London Bridge was a 19th-century stone-arched bridge across the River Thames in London, later dismantled and reassembled in Lake Havasu City, Arizona.
All labels observed (3)
| Label | Occurrences |
|---|---|
| 1831 London Bridge canonical | 2 |
| London Bridge (1831) | 1 |
| relocated London Bridge | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2050663 — 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: 1831 London Bridge Context triple: [London Bridge, replaced, 1831 London Bridge]
-
A.
Putney Bridge
Putney Bridge is a historic road and foot bridge over the River Thames in London, linking Putney on the south bank with Fulham on the north.
-
B.
Westminster Bridge
Westminster Bridge is a historic road and foot traffic bridge in central London that spans the River Thames between Westminster and Lambeth, adjacent to landmarks like the Houses of Parliament and Big Ben.
-
C.
Queen’s Bridge
Queen’s Bridge is a notable road bridge spanning the River Tay in Perth, Scotland, serving as a key crossing point into the city.
-
D.
Queen’s Bridge
Queen’s Bridge is a historic road bridge in Belfast, Northern Ireland, carrying traffic across the River Lagan near the city centre.
-
E.
Kingston Bridge
Kingston Bridge is a major motorway bridge in Glasgow, Scotland, carrying the M8 over the River Clyde and serving as one of the city’s busiest road crossings.
- 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: 1831 London Bridge Target entity description: 1831 London Bridge was a 19th-century stone-arched bridge across the River Thames in London, later dismantled and reassembled in Lake Havasu City, Arizona.
-
A.
Putney Bridge
Putney Bridge is a historic road and foot bridge over the River Thames in London, linking Putney on the south bank with Fulham on the north.
-
B.
Westminster Bridge
Westminster Bridge is a historic road and foot traffic bridge in central London that spans the River Thames between Westminster and Lambeth, adjacent to landmarks like the Houses of Parliament and Big Ben.
-
C.
Queen’s Bridge
Queen’s Bridge is a notable road bridge spanning the River Tay in Perth, Scotland, serving as a key crossing point into the city.
-
D.
Queen’s Bridge
Queen’s Bridge is a historic road bridge in Belfast, Northern Ireland, carrying traffic across the River Lagan near the city centre.
-
E.
Kingston Bridge
Kingston Bridge is a major motorway bridge in Glasgow, Scotland, carrying the M8 over the River Clyde and serving as one of the city’s busiest road crossings.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
arch bridge
ⓘ
former bridge in London ⓘ road bridge ⓘ stone bridge ⓘ |
| architecturalStyle | neoclassical architecture ⓘ |
| category |
Bridges across the River Thames
ⓘ
Bridges completed in 1831 ⓘ Relocated buildings and structures ⓘ |
| chiefEngineer | John Rennie the Younger ⓘ |
| connects |
City of London
ⓘ
Southwark ⓘ |
| constructionStartDate | 1824 ⓘ |
| countryAfterRelocation |
United States of America
ⓘ
surface form:
United States
|
| countryDuringOriginalUse | United Kingdom ⓘ |
| crosses |
Thames
ⓘ
surface form:
River Thames
|
| crossesAfterRelocation | Bridgewater Channel Canal ⓘ |
| demolitionDate | 1967 ⓘ |
| designer |
John Rennie the Younger
ⓘ
surface form:
John Rennie
|
| dismantled | 1968 ⓘ |
| followedBy | current London Bridge ⓘ |
| hasFiveArchDesign | true ⓘ |
| hasHeritageStatus | tourist attraction in Lake Havasu City ⓘ |
| inaugurationDate | 1831 ⓘ |
| length | about 283 metres ⓘ |
| locatedIn |
England
ⓘ
London, England ⓘ
surface form:
London
United Kingdom ⓘ |
| locatedInAfterRelocation |
Arizona
ⓘ
Lake Havasu ⓘ
surface form:
Lake Havasu City
United States of America ⓘ
surface form:
United States
|
| materialUsed | granite ⓘ |
| namedAfter | London Bridge ⓘ |
| notableFor | being dismantled and relocated to the United States ⓘ |
| numberOfSpans | 5 ⓘ |
| officialOpeningAfterRelocation | 10 October 1971 ⓘ |
| openedToTraffic | 1 August 1831 ⓘ |
| partOf | transport infrastructure of London ⓘ |
| precededBy | medieval London Bridge ⓘ |
| purchaser | Robert P. McCulloch ⓘ |
| reassembledIn |
Lake Havasu
ⓘ
surface form:
Lake Havasu City
|
| relocationCompleted | 1971 ⓘ |
| replaced | medieval London Bridge ⓘ |
| replacedBy | 1973 London Bridge ⓘ |
| saleDate | 1968 ⓘ |
| salePrice | 2460000 US dollars ⓘ |
| soldBy |
Corporation of London
ⓘ
surface form:
City of London Corporation
|
| usedFor | road traffic ⓘ |
| width | about 49 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: 1831 London Bridge Description of subject: 1831 London Bridge was a 19th-century stone-arched bridge across the River Thames in London, later dismantled and reassembled in Lake Havasu City, Arizona.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
relocated London Bridge
this entity surface form:
London Bridge (1831)