Ronald Reagan Federal Building and United States Courthouse
E207728
The Ronald Reagan Federal Building and United States Courthouse is a major federal government complex in Santa Ana, California, housing federal courtrooms and offices for various U.S. agencies.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Ronald Reagan Federal Building and U.S. Courthouse | 1 |
| Ronald Reagan Federal Building and United States Courthouse canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1867034 — 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: Ronald Reagan Federal Building and United States Courthouse Context triple: [Santa Ana, hosts, Ronald Reagan Federal Building and United States Courthouse]
-
A.
Lewis F. Powell Jr. United States Courthouse
The Lewis F. Powell Jr. United States Courthouse is a historic federal courthouse in Richmond, Virginia, named after Supreme Court Justice Lewis F. Powell Jr.
-
B.
Dirksen Federal Building
The Dirksen Federal Building is a major federal office skyscraper in Chicago that houses U.S. courts and government agencies as part of the city’s downtown civic center complex.
-
C.
Howard T. Markey National Courts Building
The Howard T. Markey National Courts Building is a federal courthouse in Washington, D.C., that houses several U.S. national courts, including the United States Court of Federal Claims.
-
D.
James R. Browning United States Courthouse
The James R. Browning United States Courthouse is a historic federal courthouse in San Francisco, California, renowned for its Beaux-Arts architecture and role as the headquarters of the Ninth Circuit.
-
E.
Everett McKinley Dirksen United States Courthouse
The Everett McKinley Dirksen United States Courthouse is a major federal courthouse in downtown Chicago that houses the U.S. District Court for the Northern District of Illinois and the U.S. Court of Appeals for the Seventh Circuit.
- 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: Ronald Reagan Federal Building and United States Courthouse Target entity description: The Ronald Reagan Federal Building and United States Courthouse is a major federal government complex in Santa Ana, California, housing federal courtrooms and offices for various U.S. agencies.
-
A.
Lewis F. Powell Jr. United States Courthouse
The Lewis F. Powell Jr. United States Courthouse is a historic federal courthouse in Richmond, Virginia, named after Supreme Court Justice Lewis F. Powell Jr.
-
B.
Dirksen Federal Building
The Dirksen Federal Building is a major federal office skyscraper in Chicago that houses U.S. courts and government agencies as part of the city’s downtown civic center complex.
-
C.
Howard T. Markey National Courts Building
The Howard T. Markey National Courts Building is a federal courthouse in Washington, D.C., that houses several U.S. national courts, including the United States Court of Federal Claims.
-
D.
James R. Browning United States Courthouse
The James R. Browning United States Courthouse is a historic federal courthouse in San Francisco, California, renowned for its Beaux-Arts architecture and role as the headquarters of the Ninth Circuit.
-
E.
Everett McKinley Dirksen United States Courthouse
The Everett McKinley Dirksen United States Courthouse is a major federal courthouse in downtown Chicago that houses the U.S. District Court for the Northern District of Illinois and the U.S. Court of Appeals for the Seventh Circuit.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
courthouse
ⓘ
federal building ⓘ government office building ⓘ |
| buildingUse |
judicial
ⓘ
office ⓘ |
| category |
Buildings and structures in Santa Ana, California
ⓘ
Federal courthouses in California ⓘ Government buildings in Orange County, California ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasFunction |
houses federal courtrooms
ⓘ
houses offices for U.S. government agencies ⓘ |
| heritageStatus | public building ⓘ |
| jurisdiction | federal jurisdiction of the United States ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
Orange County, California ⓘ Santa Ana ⓘ
surface form:
Santa Ana, California
|
| locatedInTimeZone | Pacific Time Zone ⓘ |
| maintainedBy | U.S. General Services Administration ⓘ |
| namedAfter | Ronald Reagan ⓘ |
| occupant |
United States District Court for the Central District of California
ⓘ
federal government agencies of the United States ⓘ |
| ownedBy | United States government ⓘ |
| partOf | federal judiciary of the United States ⓘ |
| publicAccess | yes ⓘ |
| security | federal courthouse security procedures apply ⓘ |
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: Ronald Reagan Federal Building and United States Courthouse Description of subject: The Ronald Reagan Federal Building and United States Courthouse is a major federal government complex in Santa Ana, California, housing federal courtrooms and offices for various U.S. agencies.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
Central District of California
→
hasCourthouse
→
Ronald Reagan Federal Building and United States Courthouse
ⓘ
this entity surface form:
Ronald Reagan Federal Building and U.S. Courthouse