Le Rhône 9J
E105710
Le Rhône 9J is a widely used French nine-cylinder rotary aircraft engine of World War I, known for powering several iconic fighter planes.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Le Rhône 9J canonical | 4 |
| Le Rhône 9C | 1 |
| Le Rhône 9Jb | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T889994 — 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: Le Rhône 9J Context triple: [Sopwith Camel, typicalEngineModel, Le Rhône 9J]
-
A.
Durance River
The Durance River is a significant river in southeastern France that flows through the Alps and Provence before joining the Rhône.
-
B.
Sauvy
Sauvy is a French surname most notably borne by Alfred Sauvy, a prominent demographer, sociologist, and economist.
-
C.
Ouvèze River
The Ouvèze River is a river in southeastern France that flows through the Drôme and Vaucluse departments before joining the Rhône.
-
D.
Rhône
Rhône is a department in eastern France named after the Rhône River, known for its capital city Lyon and its significant role in the country's economic and cultural life.
-
E.
Rhône River
The Rhône River is a major European waterway that flows from the Swiss Alps through Lake Geneva into southeastern France, ultimately emptying into the Mediterranean Sea.
- 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: Le Rhône 9J Target entity description: Le Rhône 9J is a widely used French nine-cylinder rotary aircraft engine of World War I, known for powering several iconic fighter planes.
-
A.
Durance River
The Durance River is a significant river in southeastern France that flows through the Alps and Provence before joining the Rhône.
-
B.
Sauvy
Sauvy is a French surname most notably borne by Alfred Sauvy, a prominent demographer, sociologist, and economist.
-
C.
Ouvèze River
The Ouvèze River is a river in southeastern France that flows through the Drôme and Vaucluse departments before joining the Rhône.
-
D.
Rhône
Rhône is a department in eastern France named after the Rhône River, known for its capital city Lyon and its significant role in the country's economic and cultural life.
-
E.
Rhône River
The Rhône River is a major European waterway that flows from the Swiss Alps through Lake Geneva into southeastern France, ultimately emptying into the Mediterranean Sea.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
air‑cooled aircraft engine
ⓘ
piston aircraft engine ⓘ rotary aircraft engine ⓘ |
| application |
fighter aircraft
ⓘ
reconnaissance aircraft ⓘ trainer aircraft ⓘ |
| bore | approximately 105 mm ⓘ |
| coolingSystem | air‑cooled ⓘ |
| countryOfOrigin | France ⓘ |
| cylinderConfiguration | single‑row radial ⓘ |
| displacement | about 15 liters ⓘ |
| engineLayout | rotary ⓘ |
| era | World War I ⓘ |
| family | Le Rhône 9‑cylinder rotary engine family ⓘ |
| fuelSystem | carburetor with fuel‑air mixture control ⓘ |
| fuelType | gasoline ⓘ |
| historicalSignificance | one of the most widely used French rotary engines of World War I ⓘ |
| ignitionSystem | dual magneto ignition ⓘ |
| introducedInDecade | 1910s ⓘ |
| licenseBuiltAs | Clerget‑built and other licensed copies in Allied countries ⓘ |
| manufacturer | Société des Moteurs Le Rhône ⓘ |
| material | steel cylinders with aluminum crankcase ⓘ |
| notableFeature |
entire engine rotates with the propeller
ⓘ
widely used Allied rotary engine ⓘ |
| numberOfCylinders | 9 ⓘ |
| poweredAircraft |
Hanriot HD.1
ⓘ
Nieuport 17 ⓘ Nieuport 23 ⓘ
linked to:
Nieuport 17
Nieuport 24 ⓘ Nieuport 27 ⓘ SPAD S.A series (early variants) ⓘ
linked to:
Clerget 9B
Sopwith Camel (early variants and license‑built equivalents) ⓘ
linked to:
Sopwith Camel
various training aircraft of World War I ⓘ |
| powerOutput |
110 hp
ⓘ
approximately 82 kW ⓘ |
| propellantMixture | gasoline and castor oil lubrication mix ⓘ |
| propellerDrive | direct drive ⓘ |
| stroke | approximately 140 mm ⓘ |
| successor |
Le Rhône 9Jb
ⓘ
linked to:
Le Rhône 9J
|
| usedBy |
Aéronautique Militaire (France)
ⓘ
linked to:
Service Aéronautique
Belgian Air Service ⓘ British military aviation ⓘ French military aviation ⓘ Italian military aviation ⓘ Royal Flying Corps ⓘ Royal Naval Air Service ⓘ other Allied air services ⓘ |
| usedInConflict | World War I ⓘ |
| valvetrain | single overhead valve per cylinder ⓘ |
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: Le Rhône 9J Description of subject: Le Rhône 9J is a widely used French nine-cylinder rotary aircraft engine of World War I, known for powering several iconic fighter planes.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Le Rhône 9J
linked to: Le Rhône 9J