Arlington, Virginia
E64
Arlington, Virginia is an urban county directly across the Potomac River from Washington, D.C., known for its dense development, federal government agencies, and landmarks such as the Pentagon and Arlington National Cemetery.
All labels observed (16)
How this entity was disambiguated
This entity first appeared as the object of triple T1889 — 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: Arlington, Virginia Context triple: [National Science Foundation, previousHeadquartersLocation, Arlington, Virginia]
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A.
Washington, D.C.
Washington, D.C. is the capital city of the United States, serving as the nation’s political center and home to its federal government institutions.
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B.
Belmont, Massachusetts, United States
Belmont, Massachusetts, United States, is a suburban town just west of Boston known for its affluent residential character and strong public schools.
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C.
Everett, Massachusetts, United States
Everett, Massachusetts, United States, is a small industrial city just north of Boston known historically for its manufacturing base and as the birthplace of influential engineer and science administrator Vannevar Bush.
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D.
Cambridge, Massachusetts
Cambridge, Massachusetts is a historic and academically renowned city just outside Boston, best known for being home to world-leading universities and research institutions.
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E.
New York City
New York City is the largest city in the United States, a global center of finance, culture, media, and technology.
- 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: Arlington, Virginia Target entity description: Arlington, Virginia is an urban county directly across the Potomac River from Washington, D.C., known for its dense development, federal government agencies, and landmarks such as the Pentagon and Arlington National Cemetery.
-
A.
Washington, D.C.
Washington, D.C. is the capital city of the United States, serving as the nation’s political center and home to its federal government institutions.
-
B.
Belmont, Massachusetts, United States
Belmont, Massachusetts, United States, is a suburban town just west of Boston known for its affluent residential character and strong public schools.
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C.
Everett, Massachusetts, United States
Everett, Massachusetts, United States, is a small industrial city just north of Boston known historically for its manufacturing base and as the birthplace of influential engineer and science administrator Vannevar Bush.
-
D.
Cambridge, Massachusetts
Cambridge, Massachusetts is a historic and academically renowned city just outside Boston, best known for being home to world-leading universities and research institutions.
-
E.
New York City
New York City is the largest city in the United States, a global center of finance, culture, media, and technology.
- F. None of above. chosen
Statements (51)
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: Arlington, Virginia Description of subject: Arlington, Virginia is an urban county directly across the Potomac River from Washington, D.C., known for its dense development, federal government agencies, and landmarks such as the Pentagon and Arlington National Cemetery.
Referenced by (537)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
United States Space Force
Office of the Assistant Secretary of Defense for Manpower and Reserve Affairs
→
locatedIn
→
Arlington, Virginia
ⓘ
subject surface form:
Office of the Under Secretary of Defense for Policy
Assistant Secretary of Defense for Strategy, Plans, and Capabilities
→
locatedIn
→
Arlington, Virginia
ⓘ
Assistant Secretary of Defense for Energy, Installations, and Environment
→
locatedIn
→
Arlington, Virginia
ⓘ
Assistant Secretary of Defense for Command, Control, Communications, and Intelligence (historical)
→
locatedIn
→
Arlington, Virginia
ⓘ
subject surface form:
Assistant Secretary of Defense for Command, Control, Communications, and Intelligence
Assistant Secretary of Defense for Nuclear, Chemical, and Biological Defense Programs
→
locatedIn
→
Arlington, Virginia
ⓘ
subject surface form:
Telecommunications Industry Association
Deputy Assistant Secretary of Defense for International Security Affairs
→
locatedIn
→
Arlington, Virginia
ⓘ
subject surface form:
Federal Voting Assistance Program
Deputy Chief of Naval Operations for Operations, Plans and Strategy
→
locatedIn
→
Arlington, Virginia
ⓘ
subject surface form:
Operations Division (Arlington County Fire Department)
subject surface form:
Fire Prevention Division (Arlington County Fire Department)