Baltimore/Washington International Thurgood Marshall Airport
E711
Baltimore/Washington International Thurgood Marshall Airport is a major commercial airport in Maryland serving the greater Baltimore–Washington metropolitan area as a key hub for domestic and some international flights.
All labels observed (12)
How this entity was disambiguated
This entity first appeared as the object of triple T1187 — 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: Baltimore/Washington International Thurgood Marshall Airport Context triple: [Washington, D.C., hasMajorAirport, Baltimore/Washington International Thurgood Marshall Airport]
-
A.
Washington Dulles International Airport
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.
-
B.
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.
-
C.
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.
-
D.
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.
-
E.
Douglas
Douglas is a masculine given name of Scottish origin that has been widely used in English-speaking countries.
- 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: Baltimore/Washington International Thurgood Marshall Airport Target entity description: Baltimore/Washington International Thurgood Marshall Airport is a major commercial airport in Maryland serving the greater Baltimore–Washington metropolitan area as a key hub for domestic and some international flights.
-
A.
Washington Dulles International Airport
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.
-
B.
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.
-
C.
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.
-
D.
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.
-
E.
Douglas
Douglas is a masculine given name of Scottish origin that has been widely used in English-speaking countries.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
airport
ⓘ
commercial airport ⓘ public-use airport ⓘ |
| cityServed |
Baltimore
ⓘ
Washington, D.C. ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| distanceFrom |
approximately 32 miles northeast of Washington, D.C.
ⓘ
approximately 9 miles south of downtown Baltimore ⓘ |
| elevationAboveSeaLevel | 146 feet ⓘ |
| FAAcode |
Baltimore/Washington International Thurgood Marshall Airport
self-linksurface differs
ⓘ
surface form:
BWI
|
| focusCityFor | Southwest Airlines ⓘ |
| formerName |
Baltimore/Washington International Thurgood Marshall Airport
self-linksurface differs
ⓘ
surface form:
Baltimore/Washington International Airport
|
| hasAmenity |
airport hotels nearby
ⓘ
parking garages ⓘ rental car facilities ⓘ |
| hasConcourses | Concourses A, B, C, D, E ⓘ |
| hasGroundTransport |
Amtrak service via BWI Rail Station
ⓘ
Baltimore Light RailLink ⓘ MARC Train ⓘ
surface form:
MARC commuter rail
airport shuttle buses ⓘ intercity buses ⓘ rideshare services ⓘ taxi services ⓘ |
| hasRunway |
Runway 10/28
ⓘ
Runway 15L/33R ⓘ Runway 15R/33L ⓘ Runway 4/22 ⓘ |
| hasTerminal | international terminal (Concourse E) ⓘ |
| IATAcode |
Baltimore/Washington International Thurgood Marshall Airport
self-linksurface differs
ⓘ
surface form:
BWI
|
| ICAOcode | KBWI ⓘ |
| locatedIn |
Anne Arundel County
ⓘ
surface form:
Anne Arundel County, Maryland
Maryland ⓘ |
| namedAfter | Thurgood Marshall ⓘ |
| numberOfRunways | 4 ⓘ |
| numberOfTerminals | 1 ⓘ |
| offers |
domestic flights
ⓘ
international flights ⓘ |
| opened | 1950 ⓘ |
| operator | Maryland Aviation Administration ⓘ |
| originalName | Friendship International Airport ⓘ |
| otherRegionalAirports |
Ronald Reagan Washington National Airport
ⓘ
Washington Dulles International Airport ⓘ |
| owner |
Maryland
ⓘ
surface form:
State of Maryland
|
| primaryHubFor | Southwest Airlines ⓘ |
| renamed | 2005 ⓘ |
| runwaySurface | asphalt ⓘ |
| serves |
Baltimore
ⓘ
surface form:
Baltimore, Maryland
Washington metropolitan area ⓘ
surface form:
Baltimore–Washington metropolitan area
Washington, D.C. ⓘ |
| servesAs |
major airport for low-cost carriers in the Baltimore–Washington region
ⓘ
one of three major airports in the Baltimore–Washington area ⓘ primary international airport for Baltimore ⓘ |
| timeZone | Eastern Time Zone ⓘ |
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: Baltimore/Washington International Thurgood Marshall Airport Description of subject: Baltimore/Washington International Thurgood Marshall Airport is a major commercial airport in Maryland serving the greater Baltimore–Washington metropolitan area as a key hub for domestic and some international flights.
Referenced by (79)
Full triples — surface form annotated when it differs from this entity's canonical label.
Lanham, Maryland
→
hasNearbyAirport
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
Baltimore–Washington metropolitan area
→
hasAirport
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
Baltimore–Washington Parkway
→
passesNear
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
this entity surface form:
Baltimore–Washington International Airport
Glenarden, Maryland
→
nearbyAirport
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
Temple Hills, Maryland
→
regionalAirportAccess
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
this entity surface form:
BWI Thurgood Marshall Airport
Friendship, Maryland (nearby community)
→
formerNameOf
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
subject surface form:
Friendship International Airport
Friendship, Maryland (nearby community)
→
locatedNear
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
subject surface form:
Friendship, Maryland
Baltimore–Washington metropolitan area transportation network
→
servedByAirport
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
Hanover, Maryland
→
servedByAirport
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
Langley Park, Maryland
→
nearAirport
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
this entity surface form:
Baltimore–Washington International Airport
Windsor Mill, Maryland
→
nearbyMajorAirport
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
Baltimore, Maryland, United States
→
hasAirport
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
this entity surface form:
Baltimore/Washington International Thurgood Marshall Airport (nearby primary airport)
Fulton, Maryland
→
hasNearbyAirport
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
Baltimore rail network
→
servesFacility
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
this entity surface form:
BWI Thurgood Marshall Airport
Washington, D.C. (periodically, during Joe Biden’s presidency)
→
primaryAirport
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
subject surface form:
Washington, D.C.
National Harbor, Maryland
→
nearbyAirport
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
Gaylord National Resort & Convention Center
→
accessibleFrom
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
National Capital Region
→
hasMajorAirport
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
Maryland transportation infrastructure
→
majorAirport
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
this entity surface form:
Baltimore–Washington International Thurgood Marshall Airport
this entity surface form:
Baltimore–Washington International Airport
Potomac TRACON
→
primaryAirportServed
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
Class B (Washington area)
→
surrounds
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
this entity surface form:
Baltimore–Washington International Thurgood Marshall Airport
Class B (Washington area)
→
associatedWith
→
Baltimore/Washington International Thurgood Marshall Airport
ⓘ
this entity surface form:
Baltimore–Washington International Airport Class B