Millennium Dome
E177212
The Millennium Dome is a large, iconic dome-shaped exhibition structure in Greenwich, London, originally built to celebrate the year 2000 and now redeveloped as The O2 entertainment complex.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Millennium Dome canonical | 7 |
| Millennium Dome structure | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1557780 — 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: Millennium Dome Context triple: [Richard Rogers, notableWork, Millennium Dome]
-
A.
Skylon Tower
Skylon Tower is an observation tower in Niagara Falls, Ontario, known for its panoramic views of the falls and its revolving dining room.
-
B.
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.
-
C.
Wembley Arch
The Wembley Arch is a 133-meter-high, iconic steel arch that soars over Wembley Stadium in London and serves as both a structural support and a distinctive visual landmark.
-
D.
BT Tower
BT Tower is a prominent telecommunications tower and London landmark known for its distinctive cylindrical shape and role in broadcasting and communications.
-
E.
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.
- 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: Millennium Dome Target entity description: The Millennium Dome is a large, iconic dome-shaped exhibition structure in Greenwich, London, originally built to celebrate the year 2000 and now redeveloped as The O2 entertainment complex.
-
A.
Skylon Tower
Skylon Tower is an observation tower in Niagara Falls, Ontario, known for its panoramic views of the falls and its revolving dining room.
-
B.
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.
-
C.
Wembley Arch
The Wembley Arch is a 133-meter-high, iconic steel arch that soars over Wembley Stadium in London and serves as both a structural support and a distinctive visual landmark.
-
D.
BT Tower
BT Tower is a prominent telecommunications tower and London landmark known for its distinctive cylindrical shape and role in broadcasting and communications.
-
E.
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.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
building
ⓘ
dome ⓘ exhibition pavilion ⓘ landmark ⓘ |
| architect | Richard Rogers ⓘ |
| architecturalFirm | Rogers Stirk Harbour + Partners ⓘ |
| builtToCelebrate | year 2000 ⓘ |
| cityBorough | Royal Borough of Greenwich ⓘ |
| closureDateAsExhibition | 2000-12-31 ⓘ |
| constructionStartDate | 1997 ⓘ |
| country | United Kingdom ⓘ |
| currentName |
The O2 Arena
ⓘ
surface form:
The O2
|
| currentOwner | Anschutz Entertainment Group ⓘ |
| currentUse |
concert venue
ⓘ
entertainment complex ⓘ leisure and retail complex ⓘ |
| developerForRedevelopment | Meridian Delta ⓘ |
| diameter | 365 metres ⓘ |
| floorArea | over 80,000 square metres ⓘ |
| formerNameOf |
The O2 Arena
ⓘ
surface form:
The O2
|
| funding | partly funded by UK National Lottery ⓘ |
| height | 52 metres ⓘ |
| locatedOn | Greenwich Peninsula ⓘ |
| location |
Greenwich
ⓘ
London, England ⓘ
surface form:
London
|
| mainContractor |
Sir Robert McAlpine Ltd
ⓘ
surface form:
Sir Robert McAlpine
|
| managementCompany | AEG Europe ⓘ |
| mastHeight | 100 metres ⓘ |
| notableEvent | hosted events for the London 2012 Olympic Games at The O2 ⓘ |
| notableFor |
being one of the largest domes in the world
ⓘ
distinctive yellow support masts ⓘ |
| numberOfMasts | 12 ⓘ |
| openedFor | millennium celebrations ⓘ |
| openingDate | 1999-12-31 ⓘ |
| ownerDuringExhibition | UK government ⓘ |
| primaryUseIn2000 | Millennium Experience exhibition ⓘ |
| publicTransitAccess | North Greenwich Underground station ⓘ |
| publicTransitLine | Jubilee line ⓘ |
| redevelopedAs |
The O2 Arena
ⓘ
surface form:
The O2
|
| redevelopmentPeriod | mid-2000s ⓘ |
| roofMaterial | PTFE-coated glass fibre fabric ⓘ |
| situatedOn | south bank of the River Thames ⓘ |
| structuralEngineer | Buro Happold ⓘ |
| symbolism |
12 masts represent 12 months of the year
ⓘ
diameter of 365 metres represents days of the year ⓘ height of 52 metres represents weeks of the year ⓘ |
| theme | celebration of the third millennium ⓘ |
| typeOfStructure | tensile fabric structure ⓘ |
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: Millennium Dome Description of subject: The Millennium Dome is a large, iconic dome-shaped exhibition structure in Greenwich, London, originally built to celebrate the year 2000 and now redeveloped as The O2 entertainment complex.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Millennium Dome structure