World Clock at Alexanderplatz
E703919
The World Clock at Alexanderplatz is a large, cylindrical timepiece and popular meeting point in central Berlin that displays the current time in cities around the globe.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Weltzeituhr am Alexanderplatz | 1 |
| World Clock at Alexanderplatz canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7998672 — 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: World Clock at Alexanderplatz Context triple: [Alexanderplatz station, nearbyAttraction, World Clock at Alexanderplatz]
-
A.
Sony Center at Potsdamer Platz
The Sony Center at Potsdamer Platz is a modern, glass-roofed architectural complex in central Berlin that houses offices, shops, restaurants, entertainment venues, and cultural attractions.
-
B.
West Berlin City Hall
West Berlin City Hall is a historic government building in Berlin that served as the main administrative center for the city's western sector during the Cold War.
-
C.
Carillon Berlin
Carillon Berlin is a large, manually playable bell tower instrument and concert carillon located in Berlin’s Tiergarten park.
-
D.
Potsdamer Platz
Potsdamer Platz is a major public square and traffic intersection in central Berlin that became a symbol of the city's reunification and modern redevelopment after the Cold War.
-
E.
Treptower Park, Berlin
Treptower Park in Berlin is a large riverside public park best known for its monumental Soviet War Memorial commemorating Red Army soldiers who fell in World War II.
- 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: World Clock at Alexanderplatz Target entity description: The World Clock at Alexanderplatz is a large, cylindrical timepiece and popular meeting point in central Berlin that displays the current time in cities around the globe.
-
A.
Sony Center at Potsdamer Platz
The Sony Center at Potsdamer Platz is a modern, glass-roofed architectural complex in central Berlin that houses offices, shops, restaurants, entertainment venues, and cultural attractions.
-
B.
West Berlin City Hall
West Berlin City Hall is a historic government building in Berlin that served as the main administrative center for the city's western sector during the Cold War.
-
C.
Carillon Berlin
Carillon Berlin is a large, manually playable bell tower instrument and concert carillon located in Berlin’s Tiergarten park.
-
D.
Potsdamer Platz
Potsdamer Platz is a major public square and traffic intersection in central Berlin that became a symbol of the city's reunification and modern redevelopment after the Cold War.
-
E.
Treptower Park, Berlin
Treptower Park in Berlin is a large riverside public park best known for its monumental Soviet War Memorial commemorating Red Army soldiers who fell in World War II.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
meeting point
ⓘ
public clock ⓘ tourist attraction ⓘ world clock ⓘ |
| alsoKnownAs | Weltzeituhr ⓘ |
| architect | Erich John ⓘ |
| builtIn |
German Democratic Republic
ⓘ
linked to:
East Germany
|
| city | Berlin ⓘ |
| commissionedBy | authorities of East Berlin ⓘ |
| continentShown |
Africa
ⓘ
Asia ⓘ Australia and Oceania ⓘ
linked to:
Oceania
Europe ⓘ North America ⓘ South America ⓘ |
| coordinates | 52.5219°N 13.4132°E ⓘ |
| country | Germany ⓘ |
| designer | Erich John ⓘ |
| district | Mitte ⓘ |
| era | Cold War ⓘ |
| function | displays current time in cities around the world ⓘ |
| hasFeature |
24-hour time display
ⓘ
city names from around the world ⓘ rotating cylinder ⓘ time zone bands ⓘ |
| hasNameInGerman |
Weltzeituhr am Alexanderplatz
ⓘ
linked to:
World Clock at Alexanderplatz
|
| heritageStatus | cultural landmark of Berlin ⓘ |
| inception | 1969 ⓘ |
| languageOfCityNames | German ⓘ |
| locatedIn |
Berlin
ⓘ
Germany ⓘ |
| location | Alexanderplatz ⓘ |
| maintenanceBy | City of Berlin ⓘ |
| material | metal ⓘ |
| nearby |
Alexanderplatz station
ⓘ
Berlin TV Tower ⓘ
linked to:
Berlin TV Tower (Fernsehturm)
|
| notableFor |
being a popular meeting point in Berlin
ⓘ
displaying world time ⓘ symbol of Alexanderplatz ⓘ |
| operator | City of Berlin ⓘ |
| partOf | Alexanderplatz redevelopment ⓘ |
| publicAccess | yes ⓘ |
| shape | cylindrical ⓘ |
| status | in use ⓘ |
| timeZonesDisplayed | 24 ⓘ |
| touristAttraction | yes ⓘ |
| use |
meeting point
ⓘ
timekeeping ⓘ tourist orientation ⓘ |
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: World Clock at Alexanderplatz Description of subject: The World Clock at Alexanderplatz is a large, cylindrical timepiece and popular meeting point in central Berlin that displays the current time in cities around the globe.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: World Clock at Alexanderplatz