Main Tower
E93339
Main Tower is a prominent modern skyscraper in Frankfurt am Main, Germany, known for its public observation deck offering panoramic views of the city.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Main Tower canonical | 6 |
How this entity was disambiguated
This entity first appeared as the object of triple T780369 — 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: Main Tower Context triple: [Frankfurt am Main, hasLandmark, Main Tower]
-
A.
Shell Tower
Shell Tower, now known as A’DAM Tower, is a prominent high-rise landmark in Amsterdam that has been transformed from a former corporate office building into a mixed-use cultural, entertainment, and business hub overlooking the IJ river.
-
B.
Enger Tower
Enger Tower is a historic stone observation tower in Duluth, Minnesota, offering panoramic views of the city, Lake Superior, and the surrounding landscape.
-
C.
Hıdırlık Tower
Hıdırlık Tower is an ancient Roman-era stone tower and prominent coastal landmark overlooking the harbor in Antalya, Turkey.
-
D.
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.
-
E.
Central Tower
Central Tower is the slender, octagonal, spire-topped ventilation and bell tower rising from the middle of the Palace of Westminster in London.
- 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: Main Tower Target entity description: Main Tower is a prominent modern skyscraper in Frankfurt am Main, Germany, known for its public observation deck offering panoramic views of the city.
-
A.
Shell Tower
Shell Tower, now known as A’DAM Tower, is a prominent high-rise landmark in Amsterdam that has been transformed from a former corporate office building into a mixed-use cultural, entertainment, and business hub overlooking the IJ river.
-
B.
Enger Tower
Enger Tower is a historic stone observation tower in Duluth, Minnesota, offering panoramic views of the city, Lake Superior, and the surrounding landscape.
-
C.
Hıdırlık Tower
Hıdırlık Tower is an ancient Roman-era stone tower and prominent coastal landmark overlooking the harbor in Antalya, Turkey.
-
D.
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.
-
E.
Central Tower
Central Tower is the slender, octagonal, spire-topped ventilation and bell tower rising from the middle of the Palace of Westminster in London.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
observation tower
ⓘ
office building ⓘ skyscraper ⓘ |
| architect |
Peter Schweger
ⓘ
Schweger + Partner ⓘ |
| buildingType | commercial ⓘ |
| city | Frankfurt am Main ⓘ |
| citySkylineRole | major landmark of Frankfurt skyline ⓘ |
| completionDate | 1999 ⓘ |
| constructionStart | 1996 ⓘ |
| continent | Europe ⓘ |
| country | Germany ⓘ |
| floorCount | 56 ⓘ |
| hasElevator | yes ⓘ |
| hasFeature |
broadcasting antenna
ⓘ
cylindrical tower section ⓘ rectangular tower section ⓘ |
| hasObservationDeck | yes ⓘ |
| hasPublicAccess | yes ⓘ |
| hasRestaurant | yes ⓘ |
| height | 200 m ⓘ |
| heightIncludingAntenna | 240 m ⓘ |
| latitude | 50.111 ⓘ |
| locatedIn |
Bahnhofsviertel
ⓘ
surface form:
Bankenviertel
Innenstadt ⓘ state of Hesse ⓘ |
| location | Frankfurt am Main ⓘ |
| longitude | 8.674 ⓘ |
| material |
glass
ⓘ
steel ⓘ |
| namedAfter |
River Main
ⓘ
surface form:
Main River
|
| notableFor |
panoramic views of Frankfurt
ⓘ
public observation deck ⓘ |
| observationDeckHeight | approximately 200 m ⓘ |
| occupant |
Helaba
ⓘ
public institutions ⓘ |
| openingDate | 2000 ⓘ |
| owner | Helaba ⓘ |
| postalAddress | Neue Mainzer Straße 52-58, 60311 Frankfurt am Main ⓘ |
| publicObservationDeck | yes ⓘ |
| rankingInCity | one of the tallest buildings in Frankfurt ⓘ |
| region |
Frankfurt am Main
ⓘ
surface form:
Frankfurt Rhine-Main
|
| roofHeight | 200 m ⓘ |
| style | modern ⓘ |
| touristAttraction | yes ⓘ |
| usedFor |
broadcasting
ⓘ
offices ⓘ tourism ⓘ |
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: Main Tower Description of subject: Main Tower is a prominent modern skyscraper in Frankfurt am Main, Germany, known for its public observation deck offering panoramic views of the city.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Innenstadt (Frankfurt am Main)