Harbour Grace airfield
E156155
Harbour Grace airfield is a historic Newfoundland airstrip known as a key departure point for early transatlantic flights in the golden age of aviation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Harbour Grace airfield canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1355082 — 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: Harbour Grace airfield Context triple: [Harbour Grace, hasLandmark, Harbour Grace airfield]
-
A.
Shoreham-by-Sea airfield
Shoreham-by-Sea airfield is a historic airfield in West Sussex, England, notable as one of the UK's oldest licensed airports and for its use in military flight training during the early 20th century.
-
B.
Cessnock Airport
Cessnock Airport is a regional airfield in the Hunter Valley of New South Wales, Australia, primarily serving general aviation, flight training, and tourism activities such as wine region access and scenic flights.
-
C.
Upavon Aerodrome
Upavon Aerodrome is a historic British airfield on Salisbury Plain in Wiltshire, England, notable as an early military aviation base and long-serving training and operations site for the Royal Flying Corps and later the Royal Air Force.
-
D.
Avalon Airport
Avalon Airport is a regional airport in Victoria, Australia, serving the Greater Melbourne and Geelong areas with domestic flights and some international and low-cost carrier operations.
-
E.
Aldergrove Airport
Aldergrove Airport is the former name of Belfast International Airport, a major airport serving Belfast and Northern Ireland.
- 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: Harbour Grace airfield Target entity description: Harbour Grace airfield is a historic Newfoundland airstrip known as a key departure point for early transatlantic flights in the golden age of aviation.
-
A.
Shoreham-by-Sea airfield
Shoreham-by-Sea airfield is a historic airfield in West Sussex, England, notable as one of the UK's oldest licensed airports and for its use in military flight training during the early 20th century.
-
B.
Cessnock Airport
Cessnock Airport is a regional airfield in the Hunter Valley of New South Wales, Australia, primarily serving general aviation, flight training, and tourism activities such as wine region access and scenic flights.
-
C.
Upavon Aerodrome
Upavon Aerodrome is a historic British airfield on Salisbury Plain in Wiltshire, England, notable as an early military aviation base and long-serving training and operations site for the Royal Flying Corps and later the Royal Air Force.
-
D.
Avalon Airport
Avalon Airport is a regional airport in Victoria, Australia, serving the Greater Melbourne and Geelong areas with domestic flights and some international and low-cost carrier operations.
-
E.
Aldergrove Airport
Aldergrove Airport is the former name of Belfast International Airport, a major airport serving Belfast and Northern Ireland.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
airfield
ⓘ
historic site ⓘ |
| continent | North America ⓘ |
| country | Canada ⓘ |
| currentUse |
general aviation
ⓘ
heritage tourism ⓘ |
| elevationAboveSeaLevel | 84 feet ⓘ |
| hasCoordinates | approximately 47.7°N 53.2°W ⓘ |
| hasHeritageDesignation | Provincial Heritage Site of Newfoundland and Labrador ⓘ |
| hasIATACode | none ⓘ |
| hasICAOCode | none ⓘ |
| hasMonument | memorials to early transatlantic flights ⓘ |
| heritageRecognition | recognized as an important early aviation site in Canada ⓘ |
| heritageStatus | preserved historic airfield ⓘ |
| inception | 1927 ⓘ |
| locatedIn | Harbour Grace ⓘ |
| locatedInAdministrativeTerritory | Newfoundland and Labrador ⓘ |
| locatedInTimeZone | Newfoundland Time Zone ⓘ |
| locatedOn |
island of Newfoundland
ⓘ
surface form:
Island of Newfoundland
|
| nearbyWaterBody | Conception Bay ⓘ |
| notableFor |
association with pioneering aviators
ⓘ
being a key departure point for early transatlantic flights ⓘ |
| operator | Harbour Grace Airport Authority ⓘ |
| partOf |
aviation history of Newfoundland and Labrador
ⓘ
history of transatlantic aviation ⓘ |
| runwayCount | 1 ⓘ |
| runwaySurface | gravel ⓘ |
| significantPeriod | Golden Age of Aviation ⓘ |
| usedFor |
early long‑distance aviation
ⓘ
transatlantic flight departures ⓘ |
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: Harbour Grace airfield Description of subject: Harbour Grace airfield is a historic Newfoundland airstrip known as a key departure point for early transatlantic flights in the golden age of aviation.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Harbour Grace