Washington Dulles International Airport
E430
Washington Dulles International Airport is a major international airport serving the Washington, D.C. metropolitan area, known for its extensive global flight network and iconic Eero Saarinen–designed terminal.
All labels observed (12)
How this entity was disambiguated
This entity first appeared as the object of triple T1186 — 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: Washington Dulles International Airport Context triple: [Washington, D.C., hasMajorAirport, Washington Dulles International Airport]
-
A.
Ronald Reagan Washington National Airport
Ronald Reagan Washington National Airport is a major commercial airport serving the Washington, D.C. metropolitan area, located in Arlington, Virginia just across the Potomac River from the U.S. capital.
-
B.
John F. Kennedy International Airport
John F. Kennedy International Airport is a major international air travel hub located in Queens, serving as one of the primary gateways to New York City and the United States.
-
C.
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.
-
D.
Douglas
Douglas is a masculine given name of Scottish origin that has been widely used in English-speaking countries.
-
E.
Union Station
Union Station is a historic Beaux-Arts transportation hub and major intercity rail terminal in Washington, D.C., serving as a gateway to the U.S. capital.
- 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: Washington Dulles International Airport Target entity description: Washington Dulles International Airport is a major international airport serving the Washington, D.C. metropolitan area, known for its extensive global flight network and iconic Eero Saarinen–designed terminal.
-
A.
Ronald Reagan Washington National Airport
Ronald Reagan Washington National Airport is a major commercial airport serving the Washington, D.C. metropolitan area, located in Arlington, Virginia just across the Potomac River from the U.S. capital.
-
B.
John F. Kennedy International Airport
John F. Kennedy International Airport is a major international air travel hub located in Queens, serving as one of the primary gateways to New York City and the United States.
-
C.
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.
-
D.
Douglas
Douglas is a masculine given name of Scottish origin that has been widely used in English-speaking countries.
-
E.
Union Station
Union Station is a historic Beaux-Arts transportation hub and major intercity rail terminal in Washington, D.C., serving as a gateway to the U.S. capital.
- F. None of above. chosen
Statements (49)
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: Washington Dulles International Airport Description of subject: Washington Dulles International Airport is a major international airport serving the Washington, D.C. metropolitan area, known for its extensive global flight network and iconic Eero Saarinen–designed terminal.
Referenced by (129)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Ashburn, Virginia
this entity surface form:
Dulles International Airport
this entity surface form:
Dulles International Airport
this entity surface form:
Washington Dulles International Airport airfield
subject surface form:
Trans States Airlines
Washington DC Special Flight Rules Area
→
includesAirport
→
Washington Dulles International Airport
ⓘ
this entity surface form:
Dulles International Airport Terminal
subject surface form:
Washington, D.C.
this entity surface form:
Dulles International Airport
this entity surface form:
Dulles International Airport
this entity surface form:
Dulles International Airport
subject surface form:
John Foster Dulles
this entity surface form:
Dulles International Airport
subject surface form:
Republic Airways