20 Fenchurch Street
E104194
20 Fenchurch Street is a distinctive, top-heavy skyscraper in London, popularly known as the “Walkie-Talkie” for its unusual shape and its Sky Garden at the upper floors.
All labels observed (3)
| Label | Occurrences |
|---|---|
| 20 Fenchurch Street canonical | 9 |
| 20 Fenchurch Street (Walkie-Talkie) | 1 |
| 20 Fenchurch Street building | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T883979 — 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: 20 Fenchurch Street Context triple: [City of London, hasSkyscraper, 20 Fenchurch Street]
-
A.
30 St Mary Axe
30 St Mary Axe is a distinctive, energy-efficient commercial skyscraper in the City of London, popularly known as “The Gherkin” for its unique curved, tapering shape.
-
B.
The Shard
The Shard is a landmark glass skyscraper in London known for its sharp, shard-like design and status as one of the tallest buildings in the United Kingdom.
-
C.
City Hall, London
City Hall, London is a distinctive glass-fronted building on the south bank of the River Thames that served as the home of the Mayor of London and the London Assembly.
-
D.
Canary Wharf
Canary Wharf is a major business and financial district in East London known for its cluster of modern skyscrapers and corporate headquarters.
-
E.
Exchange Tower
Exchange Tower is a prominent office skyscraper in Toronto’s financial district that serves as the headquarters of the Toronto Stock Exchange.
- 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: 20 Fenchurch Street Target entity description: 20 Fenchurch Street is a distinctive, top-heavy skyscraper in London, popularly known as the “Walkie-Talkie” for its unusual shape and its Sky Garden at the upper floors.
-
A.
30 St Mary Axe
30 St Mary Axe is a distinctive, energy-efficient commercial skyscraper in the City of London, popularly known as “The Gherkin” for its unique curved, tapering shape.
-
B.
The Shard
The Shard is a landmark glass skyscraper in London known for its sharp, shard-like design and status as one of the tallest buildings in the United Kingdom.
-
C.
City Hall, London
City Hall, London is a distinctive glass-fronted building on the south bank of the River Thames that served as the home of the Mayor of London and the London Assembly.
-
D.
Canary Wharf
Canary Wharf is a major business and financial district in East London known for its cluster of modern skyscrapers and corporate headquarters.
-
E.
Exchange Tower
Exchange Tower is a prominent office skyscraper in Toronto’s financial district that serves as the headquarters of the Toronto Stock Exchange.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
building in London
ⓘ
commercial building ⓘ high-rise building ⓘ office building ⓘ skyscraper ⓘ |
| architect | Rafael Viñoly ⓘ |
| architecturalStyle |
contemporary architecture
ⓘ
postmodern architecture ⓘ |
| awarded | Carbuncle Cup ⓘ |
| awardYear | 2015 ⓘ |
| city |
London
ⓘ
linked to:
London, England
|
| completionDate | 2014 ⓘ |
| country | United Kingdom ⓘ |
| criticizedFor |
design aesthetics
ⓘ
impact on London skyline ⓘ |
| developer |
Canary Wharf Group
ⓘ
Land Securities ⓘ
linked to:
Landsec
|
| district | City of London ⓘ |
| floorArea | approximately 62,000 m² ⓘ |
| floorCount | 38 ⓘ |
| hasControversy |
solar glare issue
ⓘ
wind tunnel effects at street level ⓘ |
| hasFeature | Sky Garden ⓘ |
| hasLiftCount | 12 ⓘ |
| hasObservationDeck | true ⓘ |
| hasShape |
bulging form
ⓘ
top-heavy ⓘ |
| hasSkyGardenFloors | 35–37 ⓘ |
| height | 160 m ⓘ |
| locatedInFinancialDistrict | true ⓘ |
| nickname | Walkie-Talkie ⓘ |
| notableFor |
Sky Garden at upper floors
ⓘ
linked to:
Sky Garden
Walkie-Talkie nickname ⓘ distinctive top-heavy design ⓘ |
| openingDate | 2014 ⓘ |
| owner | Lee Kum Kee Group ⓘ |
| purchasePrice | £1.28 billion ⓘ |
| purchaseYear | 2017 ⓘ |
| roofHeight | 160 m ⓘ |
| solarGlareMitigation | sunshade installed on façade ⓘ |
| startDateOfConstruction | 2009 ⓘ |
| streetAddress | 20 Fenchurch Street ⓘ |
| topFloorUse |
observation deck
ⓘ
public garden ⓘ restaurants ⓘ |
| use |
office space
ⓘ
public viewing area ⓘ retail space ⓘ |
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: 20 Fenchurch Street Description of subject: 20 Fenchurch Street is a distinctive, top-heavy skyscraper in London, popularly known as the “Walkie-Talkie” for its unusual shape and its Sky Garden at the upper floors.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.