clock tower of Casa de Correos
E143701
The clock tower of Casa de Correos is a historic clock in Madrid’s Puerta del Sol, famous for marking the traditional New Year’s Eve countdown in Spain.
All labels observed (3)
| Label | Occurrences |
|---|---|
| clock of the Real Casa de Correos | 1 |
| clock tower of Casa de Correos canonical | 1 |
| clock tower of the Real Casa de Correos | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1253076 — 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: clock tower of Casa de Correos Context triple: [Puerta del Sol, hasFeature, clock tower of Casa de Correos]
-
A.
Zytglogge clock tower
The Zytglogge clock tower is a medieval astronomical clock and iconic symbol of Bern, Switzerland, known for its ornate façade and animated figurine show.
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B.
Clock Tower of Auxerre
The Clock Tower of Auxerre is a historic medieval belfry and timekeeping tower that serves as one of the city’s most recognizable architectural landmarks.
-
C.
Octagon Tower
Octagon Tower is a historic octagonal building on Roosevelt Island in New York City, originally part of the New York City Lunatic Asylum and now incorporated into a residential complex.
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D.
Torreão
Torreão is a neighborhood in the Brazilian coastal city of Recife, known for its urban residential character and proximity to the city’s central areas.
-
E.
Campanile
Campanile is the popular name for Sather Tower, the iconic bell and clock tower on the University of California, Berkeley campus.
- 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: clock tower of Casa de Correos Target entity description: The clock tower of Casa de Correos is a historic clock in Madrid’s Puerta del Sol, famous for marking the traditional New Year’s Eve countdown in Spain.
-
A.
Zytglogge clock tower
The Zytglogge clock tower is a medieval astronomical clock and iconic symbol of Bern, Switzerland, known for its ornate façade and animated figurine show.
-
B.
Clock Tower of Auxerre
The Clock Tower of Auxerre is a historic medieval belfry and timekeeping tower that serves as one of the city’s most recognizable architectural landmarks.
-
C.
Octagon Tower
Octagon Tower is a historic octagonal building on Roosevelt Island in New York City, originally part of the New York City Lunatic Asylum and now incorporated into a residential complex.
-
D.
Torreão
Torreão is a neighborhood in the Brazilian coastal city of Recife, known for its urban residential character and proximity to the city’s central areas.
-
E.
Campanile
Campanile is the popular name for Sather Tower, the iconic bell and clock tower on the University of California, Berkeley campus.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
clock tower
ⓘ
landmark ⓘ tourist attraction ⓘ |
| architecturalStyle | neoclassical architecture ⓘ |
| associatedWithEvent | New Year’s Eve in Puerta del Sol ⓘ |
| associatedWithTradition | twelve grapes at midnight ⓘ |
| city | Madrid ⓘ |
| continent | Europe ⓘ |
| country | Spain ⓘ |
| culturalSignificance |
icon of Madrid
ⓘ
reference point for time on New Year’s Eve in Spain ⓘ |
| elevationAboveGround | rooftop level of Casa de Correos ⓘ |
| hasClockType | mechanical clock ⓘ |
| hasFunction |
clock
ⓘ
signal for New Year countdown ⓘ timekeeping ⓘ |
| hasPart |
belfry
ⓘ
bell ⓘ clock face ⓘ tower structure ⓘ |
| heritageStatus |
historic clock
ⓘ
historic landmark of Madrid ⓘ |
| inception | 19th century ⓘ |
| languageOfEnvironment | Spanish ⓘ |
| locatedIn |
Casa de Correos
ⓘ
Community of Madrid ⓘ Madrid ⓘ Puerta del Sol ⓘ Spain ⓘ |
| locatedOn | southern side of Puerta del Sol ⓘ |
| material |
masonry
ⓘ
stone ⓘ |
| mediaAppearance | Spanish national television New Year’s Eve broadcasts ⓘ |
| ownedBy |
Community of Madrid regional government
ⓘ
linked to:
Government of the Community of Madrid
|
| partOf | Casa de Correos building ⓘ |
| region | Iberian Peninsula ⓘ |
| significance |
one of the most recognizable clocks in Spain
ⓘ
symbol of New Year’s Eve celebrations in Spain ⓘ |
| touristAttractionType | urban landmark ⓘ |
| usedFor |
New Year’s Eve countdown in Spain
ⓘ
broadcast New Year’s Eve chimes on Spanish television ⓘ |
| visibleFrom |
Puerta del Sol square
ⓘ
linked to:
Puerta del Sol
|
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: clock tower of Casa de Correos Description of subject: The clock tower of Casa de Correos is a historic clock in Madrid’s Puerta del Sol, famous for marking the traditional New Year’s Eve countdown in Spain.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Puerta del Sol and Royal Palace of Madrid
linked to: clock tower of Casa de Correos
linked to: clock tower of Casa de Correos