Sopwith Dolphin
E262242
The Sopwith Dolphin was a British First World War single-seat fighter aircraft known for its distinctive negative-stagger biplane design and service with the Royal Flying Corps and Royal Air Force.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Sopwith Dolphin canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T2132157 — 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: Sopwith Dolphin Context triple: [Sopwith Aviation Company, notableProduct, Sopwith Dolphin]
-
A.
Sopwith Snipe
The Sopwith Snipe was a British single-seat biplane fighter aircraft introduced near the end of World War I as an improved, more powerful replacement for earlier Sopwith designs.
-
B.
Sopwith Tabloid
The Sopwith Tabloid was an early British biplane sports and racing aircraft that became one of the first successful designs of the Sopwith Aviation Company and saw notable use in World War I.
-
C.
Sopwith Pup
The Sopwith Pup was a British single-seat biplane fighter aircraft of World War I, renowned for its excellent maneuverability and service with both the Royal Naval Air Service and the Royal Flying Corps.
-
D.
Supermarine S.4
The Supermarine S.4 was a pioneering 1920s British racing seaplane designed by R.J. Mitchell that helped lay the technological groundwork for later aircraft like the Supermarine Spitfire.
-
E.
Supermarine S.6
The Supermarine S.6 was a British racing seaplane developed in the late 1920s that set speed records and directly influenced the design of the iconic Supermarine Spitfire fighter.
- 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: Sopwith Dolphin Target entity description: The Sopwith Dolphin was a British First World War single-seat fighter aircraft known for its distinctive negative-stagger biplane design and service with the Royal Flying Corps and Royal Air Force.
-
A.
Sopwith Snipe
The Sopwith Snipe was a British single-seat biplane fighter aircraft introduced near the end of World War I as an improved, more powerful replacement for earlier Sopwith designs.
-
B.
Sopwith Tabloid
The Sopwith Tabloid was an early British biplane sports and racing aircraft that became one of the first successful designs of the Sopwith Aviation Company and saw notable use in World War I.
-
C.
Sopwith Pup
The Sopwith Pup was a British single-seat biplane fighter aircraft of World War I, renowned for its excellent maneuverability and service with both the Royal Naval Air Service and the Royal Flying Corps.
-
D.
Supermarine S.4
The Supermarine S.4 was a pioneering 1920s British racing seaplane designed by R.J. Mitchell that helped lay the technological groundwork for later aircraft like the Supermarine Spitfire.
-
E.
Supermarine S.6
The Supermarine S.6 was a British racing seaplane developed in the late 1920s that set speed records and directly influenced the design of the iconic Supermarine Spitfire fighter.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
First World War military aircraft
ⓘ
biplane ⓘ fighter aircraft ⓘ single-seat fighter ⓘ |
| aircraftConfiguration | biplane ⓘ |
| aircraftRole | fighter ⓘ |
| armament |
2 × fixed forward-firing Vickers machine guns
ⓘ
up to 2 × Lewis guns on overwing mountings ⓘ |
| countryOfOrigin | United Kingdom ⓘ |
| crew | 1 ⓘ |
| designer | Herbert Smith ⓘ |
| emptyWeight | about 637 kg ⓘ |
| engineType |
Hispano-Suiza 8
ⓘ
surface form:
Hispano-Suiza 8B
Hispano-Suiza 8 ⓘ
surface form:
Hispano-Suiza 8F
|
| enteredSquadronService | late 1917 ⓘ |
| firstFlight | 1917-05-23 ⓘ |
| grossWeight | about 885 kg ⓘ |
| height | 2.64 m ⓘ |
| introduced | 1917 ⓘ |
| length | 6.25 m ⓘ |
| manufacturer | Sopwith Aviation Company ⓘ |
| maximumSpeed | about 131 mph at 10,000 ft ⓘ |
| notableFeature |
deep fuselage with pilot seated high
ⓘ
negative-stagger wings for improved visibility ⓘ |
| numberBuilt | about 2,072 ⓘ |
| numberOfEngines | 1 ⓘ |
| operator |
Service Aéronautique
ⓘ
surface form:
Aéronautique Militaire
Polish Air Force ⓘ Royal Air Force ⓘ Royal Flying Corps ⓘ |
| powerplant | 1 × Hispano-Suiza water-cooled V8 piston engine ⓘ |
| primaryUser | Royal Air Force ⓘ |
| productionPeriod | 1917–1918 ⓘ |
| range | about 300 mi ⓘ |
| retired | 1920s ⓘ |
| serviceCeiling | about 20,000 ft ⓘ |
| successor | Sopwith Snipe ⓘ |
| usedBy |
Service Aéronautique
ⓘ
surface form:
Aéronautique Militaire
Polish Air Force ⓘ Royal Air Force ⓘ Royal Flying Corps ⓘ |
| usedByUnit |
No. 19 Squadron RAF
ⓘ
No. 23 Squadron RAF ⓘ No. 79 Squadron RAF ⓘ No. 87 Squadron RAF ⓘ |
| usedInConflict |
World War I
ⓘ
surface form:
First World War
|
| wingspan | 9.40 m ⓘ |
| wingStagger | negative stagger ⓘ |
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: Sopwith Dolphin Description of subject: The Sopwith Dolphin was a British First World War single-seat fighter aircraft known for its distinctive negative-stagger biplane design and service with the Royal Flying Corps and Royal Air Force.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.