Crystal Tower
E902987
Crystal Tower is a prominent skyscraper in Madrid, Spain, known as one of the city’s tallest and most modern office buildings.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Crystal Tower canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11077349 — 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: Crystal Tower Context triple: [Torre de Cristal (Madrid), hasNameMeaning, Crystal Tower]
-
A.
Crean Tower
Crean Tower is a prominent 236-foot bell tower and landmark structure located on the campus of Christ Cathedral (formerly Crystal Cathedral) in Garden Grove, California.
-
B.
Stone Tower
Stone Tower is a historic stone observation tower located within Lynn Woods Reservation in Lynn, Massachusetts, offering panoramic views of the surrounding forest and coastline.
-
C.
Great Tower
The Great Tower is the principal medieval stronghold and residential keep within Kenilworth Castle, historically serving as a symbol of lordly power and defense.
-
D.
Great Tower
The Great Tower is the massive medieval keep at the heart of Dover Castle, serving historically as its principal stronghold and royal residence.
-
E.
Great Tower
The Great Tower is the prominent medieval stone keep of Guildford Castle in Surrey, England, historically serving as its main stronghold and symbol of Norman authority.
- 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: Crystal Tower Target entity description: Crystal Tower is a prominent skyscraper in Madrid, Spain, known as one of the city’s tallest and most modern office buildings.
-
A.
Crean Tower
Crean Tower is a prominent 236-foot bell tower and landmark structure located on the campus of Christ Cathedral (formerly Crystal Cathedral) in Garden Grove, California.
-
B.
Stone Tower
Stone Tower is a historic stone observation tower located within Lynn Woods Reservation in Lynn, Massachusetts, offering panoramic views of the surrounding forest and coastline.
-
C.
Great Tower
The Great Tower is the principal medieval stronghold and residential keep within Kenilworth Castle, historically serving as a symbol of lordly power and defense.
-
D.
Great Tower
The Great Tower is the massive medieval keep at the heart of Dover Castle, serving historically as its principal stronghold and royal residence.
-
E.
Great Tower
The Great Tower is the prominent medieval stone keep of Guildford Castle in Surrey, England, historically serving as its main stronghold and symbol of Norman authority.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
commercial building
ⓘ
high-rise building ⓘ office building ⓘ skyscraper ⓘ |
| alsoKnownAs |
Torre Cristal
NERFINISHED
ⓘ
Torre de Cristal NERFINISHED ⓘ |
| architect | César Pelli NERFINISHED ⓘ |
| architecturalStyle | modern ⓘ |
| buildingType | office ⓘ |
| city | Madrid ⓘ |
| constructionStartYear | 2004 ⓘ |
| continent | Europe ⓘ |
| country | Spain ⓘ |
| developer | Sacyr Vallehermoso NERFINISHED ⓘ |
| floorCount | 52 ⓘ |
| hasElevatorCount | high-speed elevators ⓘ |
| hasFeature |
glass façade
ⓘ
spire-like top ⓘ |
| hasFunction | corporate offices ⓘ |
| hasGarden | vertical garden near the top ⓘ |
| hasOwner | Mutua Madrileña (major owner, after acquisition of Sacyr’s stake) NERFINISHED ⓘ |
| hasUse |
commercial use
ⓘ
office space ⓘ |
| height |
249 m
ⓘ
approximately 249 meters ⓘ |
| isAmong |
tallest buildings in Madrid
ⓘ
tallest buildings in Spain ⓘ |
| locatedIn |
Madrid
ⓘ
Spain ⓘ |
| locatedOn | Paseo de la Castellana NERFINISHED ⓘ |
| material |
glass
ⓘ
steel ⓘ |
| partOf |
Cuatro Torres Business Area
NERFINISHED
ⓘ
Madrid skyline ⓘ |
| ranking | one of the four tallest towers in Cuatro Torres Business Area ⓘ |
| region | Community of Madrid NERFINISHED ⓘ |
| roofHeight | 249 m ⓘ |
| status | completed ⓘ |
| useZone | business district ⓘ |
| yearCompleted | 2008 ⓘ |
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: Crystal Tower Description of subject: Crystal Tower is a prominent skyscraper in Madrid, Spain, known as one of the city’s tallest and most modern office buildings.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.