Edward R. Roybal Federal Building and U.S. Courthouse

E254416

courthouse federal building office building

The Edward R. Roybal Federal Building and U.S. Courthouse is a major federal office and judicial complex in downtown Los Angeles that houses federal courts and government agencies.

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All labels observed (2)

Label	Occurrences
Edward R. Roybal Federal Building and U.S. Courthouse canonical	3
Julian C. Dixon Courtroom at the Edward R. Roybal Federal Building and U.S. Courthouse	1

How this entity was disambiguated

This entity first appeared as the object of triple T2306161 — 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: Edward R. Roybal Federal Building and U.S. Courthouse
Context triple: [Civic Center, Downtown Los Angeles, contains, Edward R. Roybal Federal Building and U.S. Courthouse]

A. Ronald V. Dellums Federal Building
The Ronald V. Dellums Federal Building is a prominent federal office and courthouse complex in Oakland, California, named after former congressman and Oakland mayor Ronald V. Dellums.
B. Ronald Reagan Federal Building and United States Courthouse
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.
C. William K. Nakamura United States Courthouse
The William K. Nakamura United States Courthouse is a federal judicial building in Seattle, Washington, named in honor of World War II Medal of Honor recipient William Kenzo Nakamura.
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. Stanley Mosk Courthouse
The Stanley Mosk Courthouse is a major downtown Los Angeles judicial complex that serves as one of the primary trial court facilities for Los Angeles County.
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: Edward R. Roybal Federal Building and U.S. Courthouse
Target entity description: The Edward R. Roybal Federal Building and U.S. Courthouse is a major federal office and judicial complex in downtown Los Angeles that houses federal courts and government agencies.

A. Ronald V. Dellums Federal Building
The Ronald V. Dellums Federal Building is a prominent federal office and courthouse complex in Oakland, California, named after former congressman and Oakland mayor Ronald V. Dellums.
B. Ronald Reagan Federal Building and United States Courthouse
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.
C. William K. Nakamura United States Courthouse
The William K. Nakamura United States Courthouse is a federal judicial building in Seattle, Washington, named in honor of World War II Medal of Honor recipient William Kenzo Nakamura.
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. Stanley Mosk Courthouse
The Stanley Mosk Courthouse is a major downtown Los Angeles judicial complex that serves as one of the primary trial court facilities for Los Angeles County.
F. None of above. chosen

Statements (25)

Predicate	Object
instanceOf	courthouse ⓘ federal building ⓘ office building ⓘ
category	Federal courthouses in California ⓘ Government buildings in Los Angeles ⓘ United States federal office buildings ⓘ
country	United States of America ⓘ surface form: United States
function	houses federal courts ⓘ houses federal government offices ⓘ
governmentLevel	federal ⓘ
hasName	Edward R. Roybal Federal Building and U.S. Courthouse self-link ⓘ
heritageDesignation	named in honor of U.S. Representative Edward R. Roybal ⓘ
jurisdiction	federal jurisdiction of the United States ⓘ
locatedIn	California, United States ⓘ surface form: California Los Angeles ⓘ downtown Los Angeles ⓘ
locatedInTimeZone	Pacific Time Zone ⓘ
namedAfter	Edward Roybal ⓘ surface form: Edward R. Roybal
occupant	federal courts of the United States ⓘ federal government agencies ⓘ
partOf	United States federal judiciary facilities in Los Angeles ⓘ federal office complex in downtown Los Angeles ⓘ
use	administrative ⓘ judicial ⓘ office ⓘ

How these facts were elicited

Referenced by (4)

Full triples — surface form annotated when it differs from this entity's canonical label.

Civic Center, Downtown Los Angeles → contains → Edward R. Roybal Federal Building and U.S. Courthouse ⓘ

Central District of California → hasCourthouse → Edward R. Roybal Federal Building and U.S. Courthouse ⓘ

Edward R. Roybal Federal Building and U.S. Courthouse → hasName → Edward R. Roybal Federal Building and U.S. Courthouse self-link ⓘ

Julian Dixon (former U.S. Representative) → honoredIn → Edward R. Roybal Federal Building and U.S. Courthouse ⓘ

subject surface form: Julian Dixon

this entity surface form: Julian C. Dixon Courtroom at the Edward R. Roybal Federal Building and U.S. Courthouse

All labels observed (2)

How this entity was disambiguated Show

Statements (25)

How these facts were elicited Show

Referenced by (4)

How this entity was disambiguated

How these facts were elicited