New City Hall
E172958
New City Hall is a prominent modernist municipal building and one of the most recognizable landmarks in the Czech city of Ostrava.
All labels observed (1)
| Label | Occurrences |
|---|---|
| New City Hall canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1517208 — 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: New City Hall Context triple: [Ostrava, hasLandmark, New City Hall]
-
A.
Old City Hall
Old City Hall is a historic courthouse and former city government building in Philadelphia that stands adjacent to Independence Hall within Independence National Historical Park.
-
B.
Newton City Hall
Newton City Hall is the main municipal government building and administrative center for the city of Newton, Massachusetts.
-
C.
City Hall
City Hall is the distinctive glass building on the south bank of the River Thames that served as the headquarters of the Greater London Authority and the office of the Mayor of London.
-
D.
Alabaster City Hall
Alabaster City Hall is the primary municipal government building and administrative center for the city of Alabaster, Alabama.
-
E.
Neues Rathaus
Neues Rathaus is Munich’s grand neo-Gothic town hall on Marienplatz, famous for its ornate façade and the Glockenspiel clock tower.
- 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: New City Hall Target entity description: New City Hall is a prominent modernist municipal building and one of the most recognizable landmarks in the Czech city of Ostrava.
-
A.
Old City Hall
Old City Hall is a historic courthouse and former city government building in Philadelphia that stands adjacent to Independence Hall within Independence National Historical Park.
-
B.
Newton City Hall
Newton City Hall is the main municipal government building and administrative center for the city of Newton, Massachusetts.
-
C.
City Hall
City Hall is the distinctive glass building on the south bank of the River Thames that served as the headquarters of the Greater London Authority and the office of the Mayor of London.
-
D.
Alabaster City Hall
Alabaster City Hall is the primary municipal government building and administrative center for the city of Alabaster, Alabama.
-
E.
Neues Rathaus
Neues Rathaus is Munich’s grand neo-Gothic town hall on Marienplatz, famous for its ornate façade and the Glockenspiel clock tower.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
city hall
ⓘ
landmark ⓘ modernist building ⓘ municipal building ⓘ |
| architecturalFeature |
arcaded entrance
ⓘ
large central tower ⓘ symmetrical façade ⓘ |
| architecturalStyle | modernism ⓘ |
| category |
Buildings and structures in Ostrava
ⓘ
City and town halls in the Czech Republic ⓘ Modernist architecture in the Czech Republic ⓘ |
| contains |
ceremonial halls
ⓘ
offices of the city council ⓘ offices of the mayor of Ostrava ⓘ |
| coordinates | 49.834°N 18.292°E ⓘ |
| country | Czech Republic ⓘ |
| elevation | approximately 73 metres above ground for observation deck ⓘ |
| floorCount | approximately 13 ⓘ |
| function |
administrative center of Ostrava
ⓘ
seat of the city council of Ostrava ⓘ |
| hasAmenity |
information center
ⓘ
viewing platform ⓘ |
| hasPart | observation tower ⓘ |
| hasPublicAccess | observation deck ⓘ |
| hasTouristService | guided tours ⓘ |
| hasViewOf |
Ostrava city centre
ⓘ
linked to:
Ostrava
industrial areas of Ostrava ⓘ |
| height | approximately 85.6 metres ⓘ |
| heritageStatus | cultural monument of the Czech Republic ⓘ |
| inception | 1930 ⓘ |
| locatedIn |
Moravian-Silesian Region
ⓘ
Ostrava ⓘ |
| materialUsed |
glass
ⓘ
reinforced concrete ⓘ stone ⓘ |
| notableFeature |
clock tower
ⓘ
green copper-clad tower ⓘ |
| openingDate | 1930 ⓘ |
| owner |
City of Ostrava
ⓘ
linked to:
Ostrava
|
| roofType | tower roof with spire ⓘ |
| significance | one of the most recognizable landmarks in Ostrava ⓘ |
| symbolOf | Ostrava ⓘ |
| touristAttraction | yes ⓘ |
| usedFor |
municipal administration
ⓘ
public ceremonies ⓘ |
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: New City Hall Description of subject: New City Hall is a prominent modernist municipal building and one of the most recognizable landmarks in the Czech city of Ostrava.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.