Martin 2-0-2 airliner
E769851
The Martin 2-0-2 airliner was a post–World War II American twin-engine short- to medium-range passenger aircraft designed for commercial airline service.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Martin 2-0-2 airliner canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8966326 — 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: Martin 2-0-2 airliner Context triple: [Glenn L. Martin Company, product, Martin 2-0-2 airliner]
-
A.
Fiat G.212
The Fiat G.212 was an Italian post-World War II three-engined transport aircraft used primarily for passenger and cargo services.
-
B.
Bristol Hercules
The Bristol Hercules was a British air-cooled, sleeve-valve radial aircraft engine widely used in World War II bombers and transport aircraft.
-
C.
Fokker F-27
The Fokker F-27 is a Dutch-built twin-engine turboprop airliner and military transport aircraft widely used around the world for regional passenger service and utility roles.
-
D.
Handley Page Jetstream
The Handley Page Jetstream is a British twin-turboprop regional airliner and utility aircraft designed in the 1960s for short-haul commuter and feeder airline services.
-
E.
Vickers Viscount airliner
The Vickers Viscount airliner was a pioneering British turboprop passenger aircraft renowned for its smooth, quiet operation and widespread use by airlines worldwide in the 1950s and 1960s.
- 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: Martin 2-0-2 airliner Target entity description: The Martin 2-0-2 airliner was a post–World War II American twin-engine short- to medium-range passenger aircraft designed for commercial airline service.
-
A.
Fiat G.212
The Fiat G.212 was an Italian post-World War II three-engined transport aircraft used primarily for passenger and cargo services.
-
B.
Bristol Hercules
The Bristol Hercules was a British air-cooled, sleeve-valve radial aircraft engine widely used in World War II bombers and transport aircraft.
-
C.
Fokker F-27
The Fokker F-27 is a Dutch-built twin-engine turboprop airliner and military transport aircraft widely used around the world for regional passenger service and utility roles.
-
D.
Handley Page Jetstream
The Handley Page Jetstream is a British twin-turboprop regional airliner and utility aircraft designed in the 1960s for short-haul commuter and feeder airline services.
-
E.
Vickers Viscount airliner
The Vickers Viscount airliner was a pioneering British turboprop passenger aircraft renowned for its smooth, quiet operation and widespread use by airlines worldwide in the 1950s and 1960s.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
airliner
ⓘ
short‑ to medium‑range passenger aircraft ⓘ twin‑engine airliner ⓘ |
| aircraftCategory | transport aircraft ⓘ |
| aircraftType | civil airliner ⓘ |
| configuration | low‑wing monoplane ⓘ |
| construction | all‑metal ⓘ |
| contemporaryWith |
Convair 240
NERFINISHED
ⓘ
Douglas DC‑4 NERFINISHED ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| crew | 3 ⓘ |
| designedFor |
medium‑range routes
ⓘ
short‑haul routes ⓘ |
| developedBy | Glenn L. Martin Company NERFINISHED ⓘ |
| engineType | piston engine ⓘ |
| enteredService | 1947 ⓘ |
| era | post–World War II ⓘ |
| firstFlight | 1946 ⓘ |
| firstFlightDecade | 1940s GENERATED ⓘ |
| firstFlightLocation | Middle River, Maryland NERFINISHED ⓘ |
| firstOperator | Northwest Airlines NERFINISHED ⓘ |
| fuselageType | unpressurized ⓘ |
| introducedAsSuccessorTo | Douglas DC‑3 NERFINISHED ⓘ |
| landingGear | retractable tricycle landing gear ⓘ |
| manufacturer | Glenn L. Martin Company NERFINISHED ⓘ |
| maximumPassengerCapacity | 40 ⓘ |
| numberOfEngines | 2 ⓘ |
| operator |
Allegheny Airlines
NERFINISHED
ⓘ
Braniff Airways NERFINISHED ⓘ Eastern Air Lines NERFINISHED ⓘ Northwest Airlines NERFINISHED ⓘ Piedmont Airlines NERFINISHED ⓘ TWA NERFINISHED ⓘ |
| powerplant | Pratt & Whitney R‑2800 Double Wasp NERFINISHED ⓘ |
| pressurization | none ⓘ |
| primaryRole | commercial passenger transport ⓘ |
| productionStatus | out of production ⓘ |
| propulsion | propeller‑driven ⓘ |
| serviceEntryDecade | 1940s ⓘ |
| status | retired ⓘ |
| successor | Martin 4‑0‑4 NERFINISHED ⓘ |
| tailConfiguration | conventional tail ⓘ |
| typicalPassengerCapacity | 36 ⓘ |
| usedBy | U.S. regional airlines ⓘ |
| usedFor | domestic airline service ⓘ |
| usedInRegion | North America NERFINISHED ⓘ |
| wingType | cantilever wing ⓘ |
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: Martin 2-0-2 airliner Description of subject: The Martin 2-0-2 airliner was a post–World War II American twin-engine short- to medium-range passenger aircraft designed for commercial airline service.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.