Boeing 247
E610227
The Boeing 247 is an early all-metal twin-engine airliner introduced in the 1930s that is often regarded as the first modern passenger airliner due to its advanced design and performance.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Boeing 247 canonical | 1 |
| Boeing 247 (some variants) | 1 |
| Boeing 247D | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6669238 — 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: Boeing 247 Context triple: [Pratt & Whitney Hornet, application, Boeing 247]
-
A.
Douglas DC-2
The Douglas DC-2 is a pioneering 1930s American twin-engine airliner that helped establish reliable commercial air travel and directly influenced the design of the famous DC-3.
-
B.
Douglas DC-4
The Douglas DC-4 is a four-engine propeller-driven airliner developed in the 1940s that became a widely used long-range civilian transport aircraft after World War II.
-
C.
Boeing Model 299
The Boeing Model 299 was the prototype four‑engine heavy bomber that led to the development of the famed B-17 Flying Fortress used extensively by the United States during World War II.
-
D.
Boeing 377 Stratocruiser
The Boeing 377 Stratocruiser was a large, luxurious post–World War II long-range airliner derived from the C-97 Stratofreighter, noted for its double-deck cabin and use on premier international routes.
-
E.
Douglas DC-3
The Douglas DC-3 is a pioneering twin-engine propeller-driven airliner and transport aircraft introduced in the 1930s that revolutionized commercial aviation with its reliability, range, and capacity.
- 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: Boeing 247 Target entity description: The Boeing 247 is an early all-metal twin-engine airliner introduced in the 1930s that is often regarded as the first modern passenger airliner due to its advanced design and performance.
-
A.
Douglas DC-2
The Douglas DC-2 is a pioneering 1930s American twin-engine airliner that helped establish reliable commercial air travel and directly influenced the design of the famous DC-3.
-
B.
Douglas DC-4
The Douglas DC-4 is a four-engine propeller-driven airliner developed in the 1940s that became a widely used long-range civilian transport aircraft after World War II.
-
C.
Boeing Model 299
The Boeing Model 299 was the prototype four‑engine heavy bomber that led to the development of the famed B-17 Flying Fortress used extensively by the United States during World War II.
-
D.
Boeing 377 Stratocruiser
The Boeing 377 Stratocruiser was a large, luxurious post–World War II long-range airliner derived from the C-97 Stratofreighter, noted for its double-deck cabin and use on premier international routes.
-
E.
Douglas DC-3
The Douglas DC-3 is a pioneering twin-engine propeller-driven airliner and transport aircraft introduced in the 1930s that revolutionized commercial aviation with its reliability, range, and capacity.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
airliner
ⓘ
twin‑engine airliner ⓘ |
| aircraftConfiguration |
cantilever wing
ⓘ
low‑wing monoplane ⓘ |
| airlineServiceStartRoute | Chicago–Newark ⓘ |
| constructionMaterial | aluminum alloy ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| crew | 3 ⓘ |
| cruiseSpeed_kmh | 296 ⓘ |
| developedFrom | Boeing Monomail ⓘ |
| emptyWeight_kg | 4310 ⓘ |
| engineModel |
Pratt & Whitney R‑1340 Wasp
ⓘ
linked to:
Pratt & Whitney Wasp radial engine
|
| engineType | radial piston engine ⓘ |
| enteredServiceYear | 1933 ⓘ |
| firstFlightDate | 1933-02-08 ⓘ |
| firstFlightLocation |
Boeing Field
ⓘ
linked to:
King County International Airport
|
| firstOperator | United Air Lines ⓘ |
| fuselageConstruction | all‑metal semi‑monocoque ⓘ |
| grossWeight_kg | 7480 ⓘ |
| height_m | 3.9 ⓘ |
| introducedInDecade | 1930s ⓘ |
| landingGearType | retractable tailwheel landing gear ⓘ |
| length_m | 15.2 ⓘ |
| manufacturer |
Boeing
ⓘ
Boeing Airplane Company ⓘ
linked to:
Boeing
|
| maxSpeed_kmh | 322 ⓘ |
| notableFor |
advanced aerodynamic design for its era
ⓘ
all‑metal stressed‑skin construction ⓘ being regarded as the first modern passenger airliner ⓘ de‑icing equipment ⓘ retractable landing gear ⓘ variable‑pitch propellers ⓘ |
| numberOfEngines | 2 ⓘ |
| passengerCapacity | 10 ⓘ |
| pressurization | unpressurized cabin ⓘ |
| primaryUser | United Air Lines ⓘ |
| productionStatus | out of production ⓘ |
| propulsion | twin‑engine propeller‑driven ⓘ |
| range_km | 1200 ⓘ |
| role |
mail transport
ⓘ
passenger transport ⓘ |
| serviceCeiling_m | 7600 ⓘ |
| successor |
Douglas DC‑2
ⓘ
linked to:
Douglas DC-2
Douglas DC‑3 ⓘ
linked to:
Douglas DC-3
|
| usedIn |
commercial airline service
ⓘ
military transport roles ⓘ |
| wingArea_m2 | 70 ⓘ |
| wingSpan_m | 22.6 ⓘ |
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: Boeing 247 Description of subject: The Boeing 247 is an early all-metal twin-engine airliner introduced in the 1930s that is often regarded as the first modern passenger airliner due to its advanced design and performance.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.