Heathrow Airport
E12863
Heathrow Airport is the United Kingdom’s largest and busiest international airport, serving as a major global aviation hub for London.
All labels observed (13)
| Label | Occurrences |
|---|---|
| London Heathrow Airport | 67 |
| Heathrow Airport canonical | 63 |
| LHR | 10 |
| EGLL | 4 |
| Heathrow Airport terminal complex | 2 |
| Heathrow | 1 |
| Heathrow Airport Holdings | 1 |
| Heathrow Airport Terminals | 1 |
| Heathrow Airport passenger terminal complex | 1 |
| Heathrow Airport terminals | 1 |
| LHR (airport-wide) | 1 |
| London Airport | 1 |
| London Heathrow Terminal complex | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T90473 — 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: Heathrow Airport Context triple: [London, hosts, Heathrow Airport]
-
A.
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.
-
B.
Manchester Airport
Manchester Airport is a major international airport in North West England serving the Greater Manchester region and acting as a key hub for domestic and global flights.
-
C.
Manchester Airports Group
Manchester Airports Group is a leading UK-based airport operator that owns and manages several major airports, including Manchester, London Stansted, and East Midlands.
-
D.
Terminal 5
Terminal 5 is a major passenger terminal at John F. Kennedy International Airport in New York City, known for serving as the primary hub for JetBlue Airways.
-
E.
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.
- 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: Heathrow Airport Target entity description: Heathrow Airport is the United Kingdom’s largest and busiest international airport, serving as a major global aviation hub for London.
-
A.
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.
-
B.
Manchester Airport
Manchester Airport is a major international airport in North West England serving the Greater Manchester region and acting as a key hub for domestic and global flights.
-
C.
Manchester Airports Group
Manchester Airports Group is a leading UK-based airport operator that owns and manages several major airports, including Manchester, London Stansted, and East Midlands.
-
D.
Terminal 5
Terminal 5 is a major passenger terminal at John F. Kennedy International Airport in New York City, known for serving as the primary hub for JetBlue Airways.
-
E.
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.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
airport
ⓘ
international airport ⓘ transport hub ⓘ |
| cityServed |
London, England
ⓘ
surface form:
London
|
| classification | busiest airport in the United Kingdom by passenger traffic ⓘ |
| connectedBy |
Elizabeth line
ⓘ
Heathrow Express ⓘ Piccadilly line ⓘ
surface form:
London Underground Piccadilly line
|
| continent | Europe ⓘ |
| country | United Kingdom ⓘ |
| elevationAboveSeaLevel | 25 metres ⓘ |
| hasFacility |
airport hotels
ⓘ
car parks ⓘ cargo terminal ⓘ control tower ⓘ maintenance hangars ⓘ |
| hasPublicTransportAccess |
buses
ⓘ
coaches ⓘ rail ⓘ taxis ⓘ |
| hasRunway |
09L/27R
ⓘ
09R/27L ⓘ |
| hasTerminal |
Terminal 2
ⓘ
Terminal 3 ⓘ Terminal 4 ⓘ Terminal 5 ⓘ |
| hubFor |
British Airways
ⓘ
Virgin Atlantic ⓘ |
| IATAcode |
Heathrow Airport
self-linksurface differs
ⓘ
surface form:
LHR
|
| ICAOcode |
Heathrow Airport
self-linksurface differs
ⓘ
surface form:
EGLL
|
| locatedIn |
London, England
ⓘ
surface form:
London
Hillingdon ⓘ
surface form:
London Borough of Hillingdon
|
| locatedNear |
Cranford
ⓘ
Harlington ⓘ Longford ⓘ |
| majorRole | global aviation hub ⓘ |
| namedAfter |
Heathrow Airport
self-linksurface differs
ⓘ
surface form:
Heathrow
|
| numberOfRunways | 2 ⓘ |
| numberOfTerminals | 4 ⓘ |
| opened | 1946 ⓘ |
| operator | Heathrow Airport Holdings ⓘ |
| owner | Heathrow Airport Holdings ⓘ |
| previousName |
Heathrow Airport
self-linksurface differs
ⓘ
surface form:
London Airport
|
| runwaySurface | asphalt ⓘ |
| serves |
London, England
ⓘ
surface form:
London
|
| servesRegion | South East England ⓘ |
| timezone | Europe/London ⓘ |
| usesDaylightSavingTime | true ⓘ |
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: Heathrow Airport Description of subject: Heathrow Airport is the United Kingdom’s largest and busiest international airport, serving as a major global aviation hub for London.
Referenced by (154)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
London Heathrow Airport
subject surface form:
M4 motorway
this entity surface form:
London Heathrow Airport
this entity surface form:
London Heathrow Airport
this entity surface form:
London Heathrow Airport
this entity surface form:
LHR
this entity surface form:
EGLL
this entity surface form:
London Heathrow Airport
this entity surface form:
London Heathrow Airport
this entity surface form:
London Heathrow Airport
this entity surface form:
London Heathrow Airport
this entity surface form:
EGLL
subject surface form:
TfL Rail
this entity surface form:
London Heathrow Airport
this entity surface form:
LHR (airport-wide)
this entity surface form:
London Heathrow Airport
subject surface form:
London
this entity surface form:
London Heathrow Airport
this entity surface form:
London Heathrow Airport
this entity surface form:
London Heathrow Airport
this entity surface form:
London Heathrow Airport
this entity surface form:
London Heathrow Airport
this entity surface form:
LHR
this entity surface form:
Heathrow Airport terminal complex
this entity surface form:
London Heathrow Airport
this entity surface form:
London Heathrow Airport
this entity surface form:
London Heathrow Airport
subject surface form:
British Airways
this entity surface form:
London Heathrow Airport
subject surface form:
Slough
this entity surface form:
London Heathrow Airport
this entity surface form:
London Heathrow Airport
this entity surface form:
London Heathrow Airport
this entity surface form:
London Heathrow Airport
this entity surface form:
London Heathrow Airport
this entity surface form:
LHR