YKF
E125748
YKF is the IATA airport code for Region of Waterloo International Airport serving the Kitchener–Waterloo area in Ontario, Canada.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T1093938 — 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: YKF Context triple: [Region of Waterloo International Airport, IATAcode, YKF]
-
A.
YX
YX is the IATA airline designator used by Republic Airways, a major U.S. regional airline operating flights on behalf of larger carriers.
-
B.
YXU
YXU is the IATA airport code for London International Airport serving London, Ontario, Canada.
-
C.
YAKT
YAKT is the time zone abbreviation for Yakutsk Time, used in parts of eastern Russia.
-
D.
YAKST
YAKST is the time zone abbreviation used for Yakutsk Summer Time in eastern Russia.
-
E.
YV
YV is the IATA airline designator used to identify Mesa Airlines in flight schedules and ticketing systems.
- 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: YKF Target entity description: YKF is the IATA airport code for Region of Waterloo International Airport serving the Kitchener–Waterloo area in Ontario, Canada.
-
A.
YX
YX is the IATA airline designator used by Republic Airways, a major U.S. regional airline operating flights on behalf of larger carriers.
-
B.
YXU
YXU is the IATA airport code for London International Airport serving London, Ontario, Canada.
-
C.
YAKT
YAKT is the time zone abbreviation for Yakutsk Time, used in parts of eastern Russia.
-
D.
YAKST
YAKST is the time zone abbreviation used for Yakutsk Summer Time in eastern Russia.
-
E.
YV
YV is the IATA airline designator used to identify Mesa Airlines in flight schedules and ticketing systems.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf | IATA airport code ⓘ |
| airportType | public airport ⓘ |
| appliesTo | Region of Waterloo International Airport ⓘ |
| category |
Airports in Ontario
ⓘ
Buildings and structures in the Regional Municipality of Waterloo ⓘ Certified airports in Ontario ⓘ Transport in Kitchener, Ontario ⓘ Transport in Waterloo, Ontario ⓘ |
| country | Canada ⓘ |
| distanceFromCambridge | approximately 17 km northeast ⓘ |
| distanceFromKitchener | approximately 10 km east ⓘ |
| distanceFromWaterloo | approximately 14 km east ⓘ |
| elevationFeet | 1054 ⓘ |
| elevationMeters | 321 ⓘ |
| hasCustomsServices | yes ⓘ |
| hasGeneralAviationFacilities | true ⓘ |
| hasPassengerTerminal | true ⓘ |
| hasScheduledService | true ⓘ |
| ICAOCode |
YKF
self-linksurface differs
ⓘ
surface form:
CYKF
|
| isInMunicipality | Woolwich, Ontario ⓘ |
| locatedIn | Ontario ⓘ |
| operator |
Region of Waterloo, Ontario
ⓘ
surface form:
Region of Waterloo
|
| pushpinCaption | Location in Ontario ⓘ |
| pushpinLabel |
YKF
self-linksurface differs
ⓘ
surface form:
CYKF
|
| pushpinMap |
Southern Ontario
ⓘ
surface form:
Canada Southern Ontario
|
| regionServed |
Region of Waterloo, Ontario
ⓘ
surface form:
Waterloo Region
|
| represents | Region of Waterloo International Airport ⓘ |
| runway |
08/26
ⓘ
14/32 ⓘ |
| runwaySurface | asphalt ⓘ |
| serves |
Cambridge, Ontario
ⓘ
Kitchener ⓘ Region of Waterloo, Ontario ⓘ
surface form:
Region of Waterloo
Waterloo ⓘ |
| servesMetropolitanArea |
Region of Waterloo, Ontario
ⓘ
surface form:
Kitchener–Cambridge–Waterloo metropolitan area
|
| supportsInternationalFlights | yes ⓘ |
| timeZone | America/Toronto ⓘ |
| timeZoneDST |
Eastern Time Zone
ⓘ
surface form:
Eastern Daylight Time
|
| timeZoneStandard |
Eastern Time Zone
ⓘ
surface form:
Eastern Standard Time
|
| WMOCode | 71368 ⓘ |
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: YKF Description of subject: YKF is the IATA airport code for Region of Waterloo International Airport serving the Kitchener–Waterloo area in Ontario, Canada.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
CYKF
this entity surface form:
CYKF
this entity surface form:
CYKF