O2 Arena, Prague
E1039083
O2 Arena, Prague is a major multi-purpose indoor arena in the Czech capital, best known as the home venue of the ice hockey club HC Sparta Praha and for hosting large concerts and sporting events.
All labels observed (1)
| Label | Occurrences |
|---|---|
| O2 Arena, Prague canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T13400948 — 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: O2 Arena, Prague Context triple: [HC Sparta Praha, playsHomeGamesAt, O2 Arena, Prague]
-
A.
ČEZ Aréna Ostrava
ČEZ Aréna Ostrava is a major multi-purpose indoor arena in Ostrava, Czech Republic, primarily used for ice hockey and large-scale sporting and entertainment events.
-
B.
VEB Arena
VEB Arena is a modern football stadium in Moscow, Russia, best known as the home ground of CSKA Moscow and a key venue for major city derbies.
-
C.
Královka Arena
Královka Arena is a multi-purpose indoor sports hall in Prague, Czech Republic, primarily used for basketball and other indoor events.
-
D.
Steel Aréna
Steel Aréna is a modern multi-purpose indoor arena in Košice, Slovakia, best known as the home venue of the ice hockey club HC Košice and for hosting major sporting and cultural events.
-
E.
MOL Aréna
MOL Aréna is a football stadium in Dunajská Streda, Slovakia, primarily serving as the home ground of the local club FC DAC 1904.
- 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: O2 Arena, Prague Target entity description: O2 Arena, Prague is a major multi-purpose indoor arena in the Czech capital, best known as the home venue of the ice hockey club HC Sparta Praha and for hosting large concerts and sporting events.
-
A.
ČEZ Aréna Ostrava
ČEZ Aréna Ostrava is a major multi-purpose indoor arena in Ostrava, Czech Republic, primarily used for ice hockey and large-scale sporting and entertainment events.
-
B.
VEB Arena
VEB Arena is a modern football stadium in Moscow, Russia, best known as the home ground of CSKA Moscow and a key venue for major city derbies.
-
C.
Královka Arena
Královka Arena is a multi-purpose indoor sports hall in Prague, Czech Republic, primarily used for basketball and other indoor events.
-
D.
Steel Aréna
Steel Aréna is a modern multi-purpose indoor arena in Košice, Slovakia, best known as the home venue of the ice hockey club HC Košice and for hosting major sporting and cultural events.
-
E.
MOL Aréna
MOL Aréna is a football stadium in Dunajská Streda, Slovakia, primarily serving as the home ground of the local club FC DAC 1904.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
concert hall
ⓘ
indoor arena ⓘ multi-purpose arena ⓘ sports venue ⓘ |
| alsoKnownAs |
O2 Arena Praha
NERFINISHED
ⓘ
O2 aréna NERFINISHED ⓘ |
| architecturalStyle | modern arena ⓘ |
| capacity |
approximately 17,000
ⓘ
up to about 18,000 for concerts ⓘ |
| city | Prague NERFINISHED ⓘ |
| coordinateLocation | 50.1042°N 14.4925°E ⓘ |
| country | Czech Republic ⓘ |
| formerName | Sazka Arena NERFINISHED ⓘ |
| hasOperator | Bestsport, a.s. NERFINISHED ⓘ |
| hasOwner | Bestsport, a.s. NERFINISHED ⓘ |
| hasParking | yes ⓘ |
| hasPublicTransitConnection |
tram lines in Vysočany
ⓘ
Českomoravská metro station NERFINISHED ⓘ |
| hasSurface |
hard court (convertible)
ⓘ
ice rink (convertible) ⓘ |
| hasWebsite | https://www.o2arena.cz/ ⓘ |
| homeVenueOf | HC Sparta Praha NERFINISHED ⓘ |
| hostedEvent |
2004 IIHF World Championship
NERFINISHED
ⓘ
2015 IIHF World Championship NERFINISHED ⓘ ATP tennis events in Prague ⓘ major international music concerts ⓘ |
| languageOfEnvironment | Czech ⓘ |
| locatedIn |
Prague
ⓘ
Prague 9 NERFINISHED ⓘ Vysočany NERFINISHED ⓘ |
| locatedInTimeZone |
Central European Summer Time
ⓘ
Central European Time ⓘ |
| namedAfter | O2 (telecommunications brand) NERFINISHED ⓘ |
| notableFor |
being one of the largest indoor arenas in Europe
ⓘ
hosting large concerts ⓘ hosting major international sporting events ⓘ |
| opened | 2004 ⓘ |
| partOf | O2 universum complex (wider area) ⓘ |
| primaryTenant | HC Sparta Praha NERFINISHED ⓘ |
| usedFor |
basketball
ⓘ
concerts ⓘ conferences ⓘ cultural events ⓘ exhibitions ⓘ ice hockey ⓘ tennis ⓘ |
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: O2 Arena, Prague Description of subject: O2 Arena, Prague is a major multi-purpose indoor arena in the Czech capital, best known as the home venue of the ice hockey club HC Sparta Praha and for hosting large concerts and sporting events.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.