London International Airport
E22037
London International Airport is a regional airport serving the city of London and surrounding areas in southwestern Ontario, Canada.
All labels observed (2)
| Label | Occurrences |
|---|---|
| London International Airport canonical | 12 |
| London Airport | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T175014 — 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: London International Airport Context triple: [Ontario, containsAirport, London International Airport]
-
A.
Heathrow Airport
Heathrow Airport is the United Kingdom’s largest and busiest international airport, serving as a major global aviation hub for London.
-
B.
London City Airport
London City Airport is a small, centrally located international airport in East London that primarily serves business travelers with short-haul European and domestic flights.
-
C.
Gatwick Airport
Gatwick Airport is a major international airport serving the London area and is one of the busiest airports in the United Kingdom.
-
D.
Stansted Airport
Stansted Airport is a major international airport serving the London area, particularly known as a hub for low-cost and European short-haul flights.
-
E.
Liverpool John Lennon Airport
Liverpool John Lennon Airport is an international airport serving the city of Liverpool and the wider North West England region, named in honor of the Beatles musician John Lennon.
- 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: London International Airport Target entity description: London International Airport is a regional airport serving the city of London and surrounding areas in southwestern Ontario, Canada.
-
A.
Heathrow Airport
Heathrow Airport is the United Kingdom’s largest and busiest international airport, serving as a major global aviation hub for London.
-
B.
London City Airport
London City Airport is a small, centrally located international airport in East London that primarily serves business travelers with short-haul European and domestic flights.
-
C.
Gatwick Airport
Gatwick Airport is a major international airport serving the London area and is one of the busiest airports in the United Kingdom.
-
D.
Stansted Airport
Stansted Airport is a major international airport serving the London area, particularly known as a hub for low-cost and European short-haul flights.
-
E.
Liverpool John Lennon Airport
Liverpool John Lennon Airport is an international airport serving the city of Liverpool and the wider North West England region, named in honor of the Beatles musician John Lennon.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
airport
ⓘ
regional airport ⓘ |
| cityServed | London, Ontario ⓘ |
| country | Canada ⓘ |
| daylightSavingTimeZone |
Eastern Daylight Time
ⓘ
linked to:
Eastern Time Zone
|
| elevationAboveSeaLevel |
278 meters
ⓘ
912 feet ⓘ |
| formerName |
London Airport
ⓘ
linked to:
London International Airport
London Municipal Airport ⓘ |
| hasApron |
commercial apron
ⓘ
general aviation apron ⓘ |
| hasCategory |
Airports in Ontario
ⓘ
Transport in London, Ontario ⓘ |
| hasCode |
CYXU
ⓘ
linked to:
YXU
YXU ⓘ |
| hasFacility |
air cargo facilities
ⓘ
air traffic control tower ⓘ airport fire and rescue services ⓘ car rental services ⓘ parking facilities ⓘ |
| hasNavigationAid |
NDB
ⓘ
VOR/DME ⓘ instrument landing system ⓘ |
| hasRunway |
Runway 09/27
ⓘ
Runway 15/33 ⓘ |
| hasTerminal | passenger terminal ⓘ |
| hasUse |
civil aviation
ⓘ
commercial aviation ⓘ general aviation ⓘ public ⓘ |
| IATAcode | YXU ⓘ |
| ICAOcode |
CYXU
ⓘ
linked to:
YXU
|
| locatedIn |
Canada
ⓘ
London, Ontario ⓘ Ontario ⓘ |
| locatedNear |
Highway 401
ⓘ
London, Ontario urban area ⓘ
linked to:
London, Ontario
|
| opened | 1940 ⓘ |
| operator | Greater London International Airport Authority ⓘ |
| region | Southwestern Ontario ⓘ |
| regionServed | Southwestern Ontario ⓘ |
| runwayCount | 2 ⓘ |
| runwaySurface | asphalt ⓘ |
| serves |
London, Ontario
ⓘ
Southwestern Ontario ⓘ |
| servesRole | regional air transport hub ⓘ |
| 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: London International Airport Description of subject: London International Airport is a regional airport serving the city of London and surrounding areas in southwestern Ontario, Canada.
Referenced by (14)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: London International Airport
subject linked to:
YXU
linked to: London International Airport
subject linked to:
Ingersoll, Ontario, Canada