Sikorsky S-42
E888186
The Sikorsky S-42 was a pioneering 1930s American four-engine flying boat airliner that helped establish long-range transoceanic routes for Pan American Airways.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Sikorsky S-42 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10823159 — 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: Sikorsky S-42 Context triple: [Igor Sikorsky, notableWork, Sikorsky S-42]
-
A.
Sikorsky S‑40
The Sikorsky S‑40 was an early 1930s American amphibious flying boat airliner used primarily by Pan American Airways for long-range overwater routes.
-
B.
Curtiss H-16 flying boat
The Curtiss H-16 was a large American World War I-era patrol flying boat used primarily by the U.S. Navy and British forces for maritime reconnaissance and anti-submarine warfare.
-
C.
Boeing 314 Clipper
The Boeing 314 Clipper was a large long-range flying boat airliner of the late 1930s and early 1940s, renowned for its luxurious transoceanic passenger service and pivotal role in pioneering international commercial air travel.
-
D.
Sikorsky S‑38
The Sikorsky S‑38 was a twin‑engine amphibious flying boat of the late 1920s and early 1930s, used for both commercial and exploratory aviation and noted for its distinctive twin‑boom tail.
-
E.
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.
- 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: Sikorsky S-42 Target entity description: The Sikorsky S-42 was a pioneering 1930s American four-engine flying boat airliner that helped establish long-range transoceanic routes for Pan American Airways.
-
A.
Sikorsky S‑40
The Sikorsky S‑40 was an early 1930s American amphibious flying boat airliner used primarily by Pan American Airways for long-range overwater routes.
-
B.
Curtiss H-16 flying boat
The Curtiss H-16 was a large American World War I-era patrol flying boat used primarily by the U.S. Navy and British forces for maritime reconnaissance and anti-submarine warfare.
-
C.
Boeing 314 Clipper
The Boeing 314 Clipper was a large long-range flying boat airliner of the late 1930s and early 1940s, renowned for its luxurious transoceanic passenger service and pivotal role in pioneering international commercial air travel.
-
D.
Sikorsky S‑38
The Sikorsky S‑38 was a twin‑engine amphibious flying boat of the late 1920s and early 1930s, used for both commercial and exploratory aviation and noted for its distinctive twin‑boom tail.
-
E.
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.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
airliner
ⓘ
flying boat ⓘ four‑engine aircraft ⓘ |
| aircraftConfiguration |
cantilever monoplane
ⓘ
high‑wing ⓘ |
| airframeType | all‑metal construction ⓘ |
| airlineCabinType | passenger cabin ⓘ |
| airlineLaunchCustomer | Pan American Airways NERFINISHED ⓘ |
| category |
1930s United States airliners
ⓘ
Sikorsky aircraft NERFINISHED ⓘ flying boats ⓘ four‑engined tractor aircraft ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| crew | multiple‑crew cockpit ⓘ |
| designedFor | oceanic passenger transport ⓘ |
| designedToCompeteWith | other long‑range flying boats of the 1930s ⓘ |
| designer | Igor Sikorsky NERFINISHED ⓘ |
| developedInDecade | 1930s ⓘ |
| engineConfiguration | four‑engine ⓘ |
| engineType | radial piston engine ⓘ |
| enteredServiceWith | Pan American Airways NERFINISHED ⓘ |
| firstFlight | 1934 ⓘ |
| helpedEstablish |
Pan American Airways Atlantic routes
ⓘ
Pan American Airways Pacific routes NERFINISHED ⓘ long‑range transoceanic air routes ⓘ |
| historicalEra | interwar period ⓘ |
| introduced | 1934 ⓘ |
| manufacturer | Sikorsky Aircraft NERFINISHED ⓘ |
| notableAs |
early transoceanic airliner
ⓘ
pioneering long‑range flying boat ⓘ |
| operator | Pan American Airways NERFINISHED ⓘ |
| primaryUser | Pan American Airways NERFINISHED ⓘ |
| propulsion | propeller‑driven ⓘ |
| registrationCategory | civil aircraft ⓘ |
| role |
long‑range airliner
ⓘ
transoceanic flying boat ⓘ |
| status | retired ⓘ |
| tailConfiguration | single‑tail design ⓘ |
| takeoffAndLanding | water operations ⓘ |
| usedBy | Pan American Airways for transoceanic services ⓘ |
| usedFor |
long‑range transoceanic routes
ⓘ
mail and passenger transport over oceans ⓘ survey flights for future airline routes ⓘ |
| usedOnRoute |
Pan Am Atlantic survey routes
ⓘ
Pan Am Pacific routes ⓘ Pan Am South American routes NERFINISHED ⓘ |
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: Sikorsky S-42 Description of subject: The Sikorsky S-42 was a pioneering 1930s American four-engine flying boat airliner that helped establish long-range transoceanic routes for Pan American Airways.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.