Internal Revenue Service Building
E232048
The Internal Revenue Service Building is a prominent federal office structure in Washington, D.C., that serves as the headquarters of the U.S. agency responsible for tax collection and enforcement.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Internal Revenue Service Building canonical | 7 |
| Internal Revenue Service Headquarters | 2 |
| Internal Revenue Service building | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2086079 — 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: Internal Revenue Service Building Context triple: [Robert F. Kennedy Department of Justice Building, locatedNear, Internal Revenue Service Building]
-
A.
Federal Trade Commission Building
The Federal Trade Commission Building is a prominent neoclassical government office structure in Washington, D.C., serving as the headquarters of the U.S. Federal Trade Commission.
-
B.
GAO Building
The GAO Building is the main Washington, D.C. office complex that serves as the central workplace for the U.S. Government Accountability Office’s oversight and auditing operations.
-
C.
Treasury Building
The Treasury Building is a historic federal office building in Washington, D.C., that houses the leadership and core operations of the U.S. government’s financial and economic management.
-
D.
Herbert C. Hoover Building
The Herbert C. Hoover Building is a prominent federal office building in Washington, D.C., best known as the headquarters of the U.S. Department of Commerce.
-
E.
J. Edgar Hoover Building
The J. Edgar Hoover Building is a large Brutalist-style office complex in Washington, D.C., that serves as the main headquarters of the FBI.
- 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: Internal Revenue Service Building Target entity description: The Internal Revenue Service Building is a prominent federal office structure in Washington, D.C., that serves as the headquarters of the U.S. agency responsible for tax collection and enforcement.
-
A.
Federal Trade Commission Building
The Federal Trade Commission Building is a prominent neoclassical government office structure in Washington, D.C., serving as the headquarters of the U.S. Federal Trade Commission.
-
B.
GAO Building
The GAO Building is the main Washington, D.C. office complex that serves as the central workplace for the U.S. Government Accountability Office’s oversight and auditing operations.
-
C.
Treasury Building
The Treasury Building is a historic federal office building in Washington, D.C., that houses the leadership and core operations of the U.S. government’s financial and economic management.
-
D.
Herbert C. Hoover Building
The Herbert C. Hoover Building is a prominent federal office building in Washington, D.C., best known as the headquarters of the U.S. Department of Commerce.
-
E.
J. Edgar Hoover Building
The J. Edgar Hoover Building is a large Brutalist-style office complex in Washington, D.C., that serves as the main headquarters of the FBI.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
federal government building
ⓘ
headquarters building ⓘ office building ⓘ |
| architect |
Louis A. Simon
ⓘ
Office of the Supervising Architect of the U.S. Treasury ⓘ |
| architecturalStyle | Neoclassical architecture ⓘ |
| completionDate | 1936 ⓘ |
| constructionStartDate | 1928 ⓘ |
| coordinateLocation | 38.893°N 77.030°W ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| floorCount | 7 ⓘ |
| function |
headquarters of the Internal Revenue Service
ⓘ
tax collection administration ⓘ tax law enforcement administration ⓘ |
| hasBasement | true ⓘ |
| hasConferenceFacilities | true ⓘ |
| hasOfficeSpaceFor |
IRS administrative staff
ⓘ
IRS leadership ⓘ |
| hasPublicEntranceOn | Constitution Avenue NW ⓘ |
| hasSecurityScreening | true ⓘ |
| hasUndergroundParking | true ⓘ |
| heritageDesignation | National Register of Historic Places contributing property ⓘ |
| heritageStatus | contributing property to the Federal Triangle historic district ⓘ |
| inception | 1930s ⓘ |
| locatedInNeighborhood | Federal Triangle ⓘ |
| locatedInTheAdministrativeTerritorialEntity |
District of Columbia
ⓘ
United States federal enclave ⓘ |
| locatedNear |
National Mall
ⓘ
U.S. Capitol ⓘ
linked to:
United States Capitol
White House ⓘ |
| locatedOnStreet | Constitution Avenue NW ⓘ |
| location | Washington, D.C. ⓘ |
| maintainedBy |
General Services Administration
ⓘ
linked to:
U.S. General Services Administration
|
| materialUsed | limestone ⓘ |
| occupant | Internal Revenue Service ⓘ |
| ownedBy |
General Services Administration
ⓘ
linked to:
U.S. General Services Administration
|
| owner |
United States federal government
ⓘ
linked to:
United States government
|
| partOf |
Federal Triangle complex
ⓘ
linked to:
Federal Triangle
United States Department of the Treasury complex ⓘ
linked to:
Treasury Building
|
| streetAddress | 1111 Constitution Avenue NW ⓘ |
| use |
government offices
ⓘ
tax administration headquarters ⓘ |
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: Internal Revenue Service Building Description of subject: The Internal Revenue Service Building is a prominent federal office structure in Washington, D.C., that serves as the headquarters of the U.S. agency responsible for tax collection and enforcement.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
Robert F. Kennedy Department of Justice Building
→
locatedNear
→
Internal Revenue Service Building
ⓘ
subject linked to:
B Street NW
linked to: Internal Revenue Service Building
linked to: Internal Revenue Service Building
subject linked to:
Constitution Avenue NW (in Mall area)
linked to: Internal Revenue Service Building