Arlington County
E210813
Arlington County is an urban county in Northern Virginia, directly across the Potomac River from Washington, D.C., known for its dense development, federal government presence, and landmarks such as the Pentagon and Arlington National Cemetery.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Arlington County, Virginia | 227 |
| Arlington County canonical | 26 |
| Arlington County, Virginia, United States | 2 |
| Alexandria County (now Arlington County) | 1 |
| Arlington County (local jurisdiction) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1088680 — 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 County Context triple: [MedStar Capitals Iceplex, county, Arlington County]
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A.
Fairfax County, Virginia
Fairfax County, Virginia is a populous and affluent suburban county in Northern Virginia that borders Washington, D.C. and serves as a major economic and governmental hub in the region.
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B.
Fairfax District
The Fairfax District is a historic Los Angeles neighborhood known for its Jewish cultural heritage, popular shopping and dining along Fairfax Avenue, and proximity to landmarks like The Grove and the Original Farmers Market.
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C.
Falls Church
Falls Church is an independent city in Northern Virginia, near Washington, D.C., known for its small size, historic character, and suburban residential communities.
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D.
Loudoun County, Virginia
Loudoun County, Virginia is a rapidly growing suburban county in Northern Virginia known for its affluent communities, technology and data center corridor, and proximity to Washington, D.C.
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E.
Fairfax, Virginia
Fairfax, Virginia is an independent city in Northern Virginia that serves as a major suburban community within the Washington, D.C. metropolitan area.
- 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 County Target entity description: Arlington County is an urban county in Northern Virginia, directly across the Potomac River from Washington, D.C., known for its dense development, federal government presence, and landmarks such as the Pentagon and Arlington National Cemetery.
-
A.
Fairfax County, Virginia
Fairfax County, Virginia is a populous and affluent suburban county in Northern Virginia that borders Washington, D.C. and serves as a major economic and governmental hub in the region.
-
B.
Fairfax District
The Fairfax District is a historic Los Angeles neighborhood known for its Jewish cultural heritage, popular shopping and dining along Fairfax Avenue, and proximity to landmarks like The Grove and the Original Farmers Market.
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C.
Falls Church
Falls Church is an independent city in Northern Virginia, near Washington, D.C., known for its small size, historic character, and suburban residential communities.
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D.
Loudoun County, Virginia
Loudoun County, Virginia is a rapidly growing suburban county in Northern Virginia known for its affluent communities, technology and data center corridor, and proximity to Washington, D.C.
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E.
Fairfax, Virginia
Fairfax, Virginia is an independent city in Northern Virginia that serves as a major suburban community within the Washington, D.C. metropolitan area.
- F. None of above. chosen
Statements (48)
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 County Description of subject: Arlington County is an urban county in Northern Virginia, directly across the Potomac River from Washington, D.C., known for its dense development, federal government presence, and landmarks such as the Pentagon and Arlington National Cemetery.
Referenced by (257)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Arlington County
linked to: Arlington County
Office of the Chief of Naval Operations
→
locatedInTheAdministrativeTerritorialEntity
→
Arlington County, Virginia
ⓘ
linked to: Arlington County
linked to: Arlington County
Vice Chief of Naval Operations
→
locatedInTheAdministrativeTerritorialEntity
→
Arlington County, Virginia
ⓘ
linked to: Arlington County
Assistant Secretary of the Navy (Energy, Installations and Environment)
→
locatedIn
→
Arlington County, Virginia
ⓘ
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
Naval Support Facility Arlington
→
locatedInAdministrativeTerritorialEntity
→
Arlington County, Virginia
ⓘ
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
subject linked to:
Fairfax Connector bus system
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
subject linked to:
Leesburg Pike (Virginia State Route 7)
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
Office of the Director of Administration and Management
→
locatedInTheAdministrativeTerritorialEntity
→
Arlington County, Virginia
ⓘ
linked to: Arlington County
linked to: Arlington County
linked to: Arlington County
subject linked to:
Observation deck at Central Place
linked to: Arlington County
linked to: Arlington County