One Canada Square
E111722
One Canada Square is a prominent skyscraper in London’s Canary Wharf financial district, long recognized as one of the tallest and most iconic office buildings in the United Kingdom.
All labels observed (3)
| Label | Occurrences |
|---|---|
| One Canada Square canonical | 13 |
| 1 Canada Square | 1 |
| 8 Canada Square | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T938217 — 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: One Canada Square Context triple: [Canary Wharf, hasLandmarkBuilding, One Canada Square]
-
A.
Meridian Centre
Meridian Centre is a multi-purpose indoor arena in downtown St. Catharines, Ontario, primarily used for ice hockey, concerts, and other large events.
-
B.
TD Canada Trust Tower
TD Canada Trust Tower is a prominent office skyscraper in downtown Toronto that forms part of the Brookfield Place complex and houses major financial and corporate tenants.
-
C.
Queen's Centre
Queen's Centre is a major athletics, recreation, and student life complex at Queen's University in Kingston, Ontario.
-
D.
Central Tower
Central Tower is the slender, octagonal, spire-topped ventilation and bell tower rising from the middle of the Palace of Westminster in London.
-
E.
Ontario Tower
Ontario Tower is a prominent commercial and residential skyscraper located in Dubai’s Business Bay district.
- 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: One Canada Square Target entity description: One Canada Square is a prominent skyscraper in London’s Canary Wharf financial district, long recognized as one of the tallest and most iconic office buildings in the United Kingdom.
-
A.
Meridian Centre
Meridian Centre is a multi-purpose indoor arena in downtown St. Catharines, Ontario, primarily used for ice hockey, concerts, and other large events.
-
B.
TD Canada Trust Tower
TD Canada Trust Tower is a prominent office skyscraper in downtown Toronto that forms part of the Brookfield Place complex and houses major financial and corporate tenants.
-
C.
Queen's Centre
Queen's Centre is a major athletics, recreation, and student life complex at Queen's University in Kingston, Ontario.
-
D.
Central Tower
Central Tower is the slender, octagonal, spire-topped ventilation and bell tower rising from the middle of the Palace of Westminster in London.
-
E.
Ontario Tower
Ontario Tower is a prominent commercial and residential skyscraper located in Dubai’s Business Bay district.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
commercial building
ⓘ
office building ⓘ skyscraper ⓘ |
| architect |
Adamson Associates
ⓘ
César Pelli ⓘ Frederick Gibberd ⓘ
surface form:
Frederick Gibberd Coombes
|
| architecturalStyle | postmodern architecture ⓘ |
| buildingType | office ⓘ |
| city |
London, England
ⓘ
surface form:
London
|
| country | United Kingdom ⓘ |
| countryCode | GB ⓘ |
| developer | Olympia and York ⓘ |
| district | Canary Wharf ⓘ |
| elevatorCount | 32 ⓘ |
| floorArea | approximately 1,200,000 sq ft ⓘ |
| floorCount | 50 ⓘ |
| formerRankInUKByHeight | tallest building in the United Kingdom until 2010 ⓘ |
| hasEngineer | Sir Alexander Gibb & Partners ⓘ |
| hasFeature |
aircraft warning light at apex
ⓘ
pyramidal roof ⓘ |
| hasObservation | iconic landmark of London skyline ⓘ |
| hasPublicAccess | lobby and retail areas ⓘ |
| hasStructuralEngineer | Yolles Partnership ⓘ |
| hasTenantType |
financial services companies
ⓘ
professional services firms ⓘ |
| height |
235 m
ⓘ
770 ft ⓘ |
| locatedInComplex |
Canary Wharf
ⓘ
surface form:
Canary Wharf estate
|
| location |
Canary Wharf
ⓘ
London, England ⓘ
surface form:
London
United Kingdom ⓘ |
| material |
glass
ⓘ
stainless steel cladding ⓘ steel ⓘ |
| openingDate | 1991 ⓘ |
| owner | Canary Wharf Group ⓘ |
| postalCode | E14 5AB ⓘ |
| rankInLondonByHeight | one of the tallest buildings in London ⓘ |
| roofHeight | 235 m ⓘ |
| startDate | 1988 ⓘ |
| status | completed ⓘ |
| streetAddress |
One Canada Square
self-linksurface differs
ⓘ
surface form:
1 Canada Square
|
| surpassedBy | The Shard ⓘ |
| use |
office space
ⓘ
retail at lower levels ⓘ |
| yearCompleted | 1991 ⓘ |
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: One Canada Square Description of subject: One Canada Square is a prominent skyscraper in London’s Canary Wharf financial district, long recognized as one of the tallest and most iconic office buildings in the United Kingdom.
Referenced by (15)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
1 Canada Square
this entity surface form:
8 Canada Square
subject surface form:
Canada Place (Canary Wharf)