Old Capitol Museum
E89684
Old Capitol Museum is a historic landmark and former state capitol building in Iowa City that now serves as a museum showcasing Iowa’s political and cultural history.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Old Capitol Building | 2 |
| Old Capitol Museum canonical | 1 |
| Old Capitol is a National Historic Landmark | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T317572 — 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: Old Capitol Museum Context triple: [Iowa City, Iowa, isHomeOf, Old Capitol Museum]
-
A.
National Building Museum
The National Building Museum is a cultural institution in Washington, D.C., dedicated to exhibitions and programs about architecture, engineering, construction, urban planning, and design.
-
B.
Smithsonian Arts and Industries Building
The Smithsonian Arts and Industries Building is a historic museum on the National Mall in Washington, D.C., known as one of the oldest Smithsonian buildings and an early home for the Institution’s exhibitions of American innovation and culture.
-
C.
Smithsonian Institution Building
The Smithsonian Institution Building, often called "The Castle," is a distinctive red sandstone landmark on the National Mall that serves as the historic headquarters and visitor center of the Smithsonian Institution.
-
D.
Capitol Visitor Center
The Capitol Visitor Center is an underground facility in Washington, D.C. that serves as the main public entrance and educational hub for visitors to the United States Capitol.
-
E.
Anacostia Community Museum
The Anacostia Community Museum is a Smithsonian museum in Washington, D.C. focused on exploring and documenting the history, culture, and social issues of urban communities, particularly African American experiences.
- 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: Old Capitol Museum Target entity description: Old Capitol Museum is a historic landmark and former state capitol building in Iowa City that now serves as a museum showcasing Iowa’s political and cultural history.
-
A.
National Building Museum
The National Building Museum is a cultural institution in Washington, D.C., dedicated to exhibitions and programs about architecture, engineering, construction, urban planning, and design.
-
B.
Smithsonian Arts and Industries Building
The Smithsonian Arts and Industries Building is a historic museum on the National Mall in Washington, D.C., known as one of the oldest Smithsonian buildings and an early home for the Institution’s exhibitions of American innovation and culture.
-
C.
Smithsonian Institution Building
The Smithsonian Institution Building, often called "The Castle," is a distinctive red sandstone landmark on the National Mall that serves as the historic headquarters and visitor center of the Smithsonian Institution.
-
D.
Capitol Visitor Center
The Capitol Visitor Center is an underground facility in Washington, D.C. that serves as the main public entrance and educational hub for visitors to the United States Capitol.
-
E.
Anacostia Community Museum
The Anacostia Community Museum is a Smithsonian museum in Washington, D.C. focused on exploring and documenting the history, culture, and social issues of urban communities, particularly African American experiences.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
former state capitol
ⓘ
historic building ⓘ history museum ⓘ |
| architecturalStyle |
Greek Revival architecture
ⓘ
surface form:
Greek Revival
|
| category |
Government buildings on the National Register of Historic Places in Iowa
ⓘ
Museums in Iowa ⓘ University of Iowa buildings ⓘ |
| city |
Iowa City, Iowa
ⓘ
surface form:
Iowa City
|
| country |
United States of America
ⓘ
surface form:
United States
|
| exhibits |
Iowa cultural history
ⓘ
Iowa political history ⓘ history of the University of Iowa ⓘ |
| formerFunction | state capitol building ⓘ |
| function | museum ⓘ |
| hasCollection |
artifacts related to Iowa state government
ⓘ
documents on Iowa’s political development ⓘ objects related to Iowa cultural life ⓘ |
| hasFeature |
central dome
ⓘ
portico with columns ⓘ |
| heritageDesignation |
National Historic Landmark
ⓘ
National Register of Historic Places ⓘ
surface form:
U.S. National Register of Historic Places listing
|
| locatedIn |
Iowa
ⓘ
Iowa City, Iowa ⓘ
surface form:
Iowa City
Johnson County, Iowa ⓘ Old Capitol Building ⓘ
surface form:
Old Capitol Historic District
University of Iowa ⓘ
surface form:
University of Iowa campus
|
| material | stone ⓘ |
| notableFor |
role as Iowa’s former state capitol
ⓘ
symbolic building of the University of Iowa ⓘ |
| openToPublic | yes ⓘ |
| operator | University of Iowa ⓘ |
| owner | University of Iowa ⓘ |
| partOf |
Old Capitol Building
ⓘ
surface form:
Old Capitol Historic District
|
| region | Midwestern United States ⓘ |
| state | Iowa ⓘ |
| subjectOf |
educational programs
ⓘ
exhibitions on Iowa governance ⓘ |
| touristAttraction |
Iowa City, Iowa
ⓘ
surface form:
Iowa City
|
| use | public museum ⓘ |
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: Old Capitol Museum Description of subject: Old Capitol Museum is a historic landmark and former state capitol building in Iowa City that now serves as a museum showcasing Iowa’s political and cultural history.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Old Capitol Building
this entity surface form:
Old Capitol Building
this entity surface form:
Old Capitol is a National Historic Landmark