.303 British
E713953
The .303 British is a rimmed rifle cartridge that served as the standard service round of the British Empire and Commonwealth forces through both World Wars.
All labels observed (1)
| Label | Occurrences |
|---|---|
| .303 British canonical | 6 |
How this entity was disambiguated
This entity first appeared as the object of triple T8131083 — 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: .303 British Context triple: [Lee–Enfield rifle, cartridge, .303 British]
-
A.
Lee–Enfield rifle
The Lee–Enfield rifle is a British bolt-action, magazine-fed service rifle that became one of the most widely used infantry weapons of the first half of the 20th century.
-
B.
No. 3 Dress in the British Army
No. 3 Dress in the British Army is a formal service uniform worn for parades, ceremonies, and other official occasions, typically featuring a khaki jacket and trousers.
-
C.
Rifles (British Army)
Rifles (British Army) is a large infantry regiment of the British Army formed in 2007 by the amalgamation of several historic light infantry and rifle regiments.
-
D.
Oakeshott
Oakeshott is a surname most notably associated with Michael Oakeshott, a prominent 20th-century British political philosopher.
-
E.
M1917 Enfield rifle
The M1917 Enfield rifle is a bolt-action military service rifle used extensively by U.S. forces during World War I and beyond, valued for its robustness, accuracy, and .30-06 chambering.
- 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: .303 British Target entity description: The .303 British is a rimmed rifle cartridge that served as the standard service round of the British Empire and Commonwealth forces through both World Wars.
-
A.
Lee–Enfield rifle
The Lee–Enfield rifle is a British bolt-action, magazine-fed service rifle that became one of the most widely used infantry weapons of the first half of the 20th century.
-
B.
No. 3 Dress in the British Army
No. 3 Dress in the British Army is a formal service uniform worn for parades, ceremonies, and other official occasions, typically featuring a khaki jacket and trousers.
-
C.
Rifles (British Army)
Rifles (British Army) is a large infantry regiment of the British Army formed in 2007 by the amalgamation of several historic light infantry and rifle regiments.
-
D.
Oakeshott
Oakeshott is a surname most notably associated with Michael Oakeshott, a prominent 20th-century British political philosopher.
-
E.
M1917 Enfield rifle
The M1917 Enfield rifle is a bolt-action military service rifle used extensively by U.S. forces during World War I and beyond, valued for its robustness, accuracy, and .30-06 chambering.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
firearm cartridge
ⓘ
rifle cartridge ⓘ |
| alsoKnownAs |
.303
ⓘ
.303 British Service NERFINISHED ⓘ |
| baseDiameter | 11.7 mm ⓘ |
| bulletDiameter |
0.312 inch
ⓘ
7.9 mm ⓘ |
| cartridgeType |
bottleneck
ⓘ
rimmed ⓘ |
| caseLength | 56.4 mm ⓘ |
| caseType | rimmed, bottleneck ⓘ |
| countryOfOrigin | United Kingdom ⓘ |
| currentUse |
civilian sporting
ⓘ
historical and vintage shooting ⓘ hunting ⓘ |
| designedBy | British War Office NERFINISHED ⓘ |
| designedFor |
bolt-action rifles
ⓘ
machine guns ⓘ |
| introduced | 1888 ⓘ |
| militaryDesignation | Cartridge, S.A., Ball, .303-inch ⓘ |
| neckDiameter | 8.6 mm ⓘ |
| notableFeature |
long military service life
ⓘ
widespread use across the British Empire ⓘ |
| overallLength | 78.1 mm ⓘ |
| propellant |
later cordite
ⓘ
later smokeless powder ⓘ originally black powder ⓘ |
| rimDiameter | 13.7 mm ⓘ |
| serviceEntryDate | late 1880s ⓘ |
| shoulderDiameter | 10.2 mm ⓘ |
| standardBulletWeight |
174 grains
ⓘ
215 grains ⓘ |
| standardServiceRoundOf |
British Army
NERFINISHED
ⓘ
British Empire forces NERFINISHED ⓘ Commonwealth forces NERFINISHED ⓘ |
| status | obsolete as a standard military cartridge ⓘ |
| typicalMuzzleEnergy |
around 2100 ft⋅lbf
ⓘ
around 2900 J ⓘ |
| typicalMuzzleVelocity |
approximately 2440 ft/s
ⓘ
approximately 744 m/s ⓘ |
| usedInConflict |
Korean War
ⓘ
Second Boer War NERFINISHED ⓘ World War I ⓘ World War II ⓘ various colonial conflicts ⓘ |
| usedInFirearm |
Besa machine gun (early British version)
NERFINISHED
ⓘ
Bren light machine gun NERFINISHED ⓘ Lee–Enfield rifle NERFINISHED ⓘ Lee–Metford rifle NERFINISHED ⓘ Lewis gun NERFINISHED ⓘ Pattern 1914 Enfield rifle NERFINISHED ⓘ Vickers machine gun NERFINISHED ⓘ various aircraft machine guns ⓘ |
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: .303 British Description of subject: The .303 British is a rimmed rifle cartridge that served as the standard service round of the British Empire and Commonwealth forces through both World Wars.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.