Alexandria, Virginia
E16459
Alexandria, Virginia is a historic independent city just south of Washington, D.C., known for its well-preserved Old Town waterfront, colonial-era architecture, and role as a major port and community along the Potomac River.
All labels observed (15)
How this entity was disambiguated
This entity first appeared as the object of triple T21335 — 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: Alexandria, Virginia Context triple: [Potomac River, majorCityOnRiver, Alexandria, Virginia]
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A.
Richmond, Virginia
Richmond, Virginia is the capital city of the U.S. state of Virginia, known for its pivotal role in American history, particularly as the capital of the Confederacy during the Civil War.
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B.
Arlington, Virginia
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.
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C.
Arlington
Arlington is a suburban town in Middlesex County, Massachusetts, located northwest of Boston and known for its historic sites and residential character.
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D.
Langley, Virginia
Langley, Virginia is an unincorporated community in Fairfax County best known as the site of the Central Intelligence Agency’s main headquarters.
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E.
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.
- 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: Alexandria, Virginia Target entity description: Alexandria, Virginia is a historic independent city just south of Washington, D.C., known for its well-preserved Old Town waterfront, colonial-era architecture, and role as a major port and community along the Potomac River.
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A.
Richmond, Virginia
Richmond, Virginia is the capital city of the U.S. state of Virginia, known for its pivotal role in American history, particularly as the capital of the Confederacy during the Civil War.
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B.
Arlington, Virginia
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.
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C.
Arlington
Arlington is a suburban town in Middlesex County, Massachusetts, located northwest of Boston and known for its historic sites and residential character.
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D.
Langley, Virginia
Langley, Virginia is an unincorporated community in Fairfax County best known as the site of the Central Intelligence Agency’s main headquarters.
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E.
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.
- F. None of above. chosen
Statements (47)
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: Alexandria, Virginia Description of subject: Alexandria, Virginia is a historic independent city just south of Washington, D.C., known for its well-preserved Old Town waterfront, colonial-era architecture, and role as a major port and community along the Potomac River.
Referenced by (249)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Alexandria, Virginia
linked to: Alexandria, Virginia
linked to: Alexandria, Virginia
linked to: Alexandria, Virginia
subject linked to:
Springfield
subject linked to:
Blue Line
linked to: Alexandria, Virginia