San Francisco International Airport
E2842
San Francisco International Airport is a major international air travel hub serving the San Francisco Bay Area and one of the busiest airports in the United States.
All labels observed (13)
How this entity was disambiguated
This entity first appeared as the object of triple T1405 — 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: San Francisco International Airport Context triple: [California, hasMajorAirport, San Francisco International Airport]
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A.
Los Angeles International Airport
Los Angeles International Airport is one of the busiest airports in the world and a major international gateway for air travel to and from the United States.
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B.
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.
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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.
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D.
San Francisco
San Francisco is a major coastal city in Northern California known for its hilly landscape, iconic Golden Gate Bridge, and role as a historic center of technology and counterculture.
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E.
Sacramento
Sacramento is the capital city of the U.S. state of California, known for its role as the state’s political center and its historic roots in the Gold Rush era.
- 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: San Francisco International Airport Target entity description: San Francisco International Airport is a major international air travel hub serving the San Francisco Bay Area and one of the busiest airports in the United States.
-
A.
Los Angeles International Airport
Los Angeles International Airport is one of the busiest airports in the world and a major international gateway for air travel to and from the United States.
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B.
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.
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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.
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D.
San Francisco
San Francisco is a major coastal city in Northern California known for its hilly landscape, iconic Golden Gate Bridge, and role as a historic center of technology and counterculture.
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E.
Sacramento
Sacramento is the capital city of the U.S. state of California, known for its role as the state’s political center and its historic roots in the Gold Rush era.
- 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: San Francisco International Airport Description of subject: San Francisco International Airport is a major international air travel hub serving the San Francisco Bay Area and one of the busiest airports in the United States.
Referenced by (134)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
California
San Francisco International Airport
→
IATAcode
→
San Francisco International Airport
self-linksurface differs
ⓘ
this entity surface form:
SFO
San Francisco International Airport
→
FAAcode
→
San Francisco International Airport
self-linksurface differs
ⓘ
this entity surface form:
SFO
San Francisco International Airport
→
hasThreeLetterLocationIdentifier
→
San Francisco International Airport
self-linksurface differs
ⓘ
this entity surface form:
SFO
this entity surface form:
San Francisco International Airport authority
this entity surface form:
SFO
this entity surface form:
SFO
this entity surface form:
SFO
this entity surface form:
SFO
this entity surface form:
VOR SFO
this entity surface form:
SFO
this entity surface form:
San Francisco International Airport runway system
this entity surface form:
San Francisco International Airport air traffic control tower
subject surface form:
Terminal 1 (San Francisco International Airport)
subject surface form:
Terminal 2 (San Francisco International Airport)
subject surface form:
International Terminal (San Francisco International Airport)
subject surface form:
International Terminal (San Francisco International Airport)
subject surface form:
International Terminal (San Francisco International Airport)
this entity surface form:
SFO International Terminal
this entity surface form:
Mills Field Municipal Airport of San Francisco
this entity surface form:
SFO