40 mm Bofors autocannon
E48539
The 40 mm Bofors autocannon is a widely used, rapid-firing anti-aircraft and multi-purpose gun system renowned for its reliability and effectiveness since World War II.
All labels observed (10)
| Label | Occurrences |
|---|---|
| 40 mm Bofors autocannon canonical | 1 |
| Bofors 40 mm L/60 | 1 |
| Bofors 40 mm L/60 gun | 1 |
| Bofors 40 mm L/70 | 1 |
| Bofors 40 mm L/70 gun | 1 |
| Bofors 40 mm anti-aircraft guns | 1 |
| Bofors 40 mm gun | 1 |
| Bofors 40 mm gun (UK production) | 1 |
| Bofors 40 mm guns | 1 |
| Bofors 57 mm gun family | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T381300 — 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: 40 mm Bofors autocannon Context triple: [CV90, mainArmament, 40 mm Bofors autocannon]
-
A.
Mauser BK-27 27 mm cannon
The Mauser BK-27 is a German-designed 27 mm revolver cannon widely used in modern fighter aircraft for high-rate, accurate air-to-air and air-to-ground fire.
-
B.
88 mm Flak gun
The 88 mm Flak gun was a versatile German anti-aircraft and anti-tank artillery piece renowned for its effectiveness and iconic role in World War II combat.
-
C.
Beryl assault rifle
The Beryl assault rifle is a Polish-designed 5.56×45mm NATO service rifle widely used as the primary infantry weapon of Poland’s armed forces.
-
D.
FAMAS assault rifle
The FAMAS assault rifle is a distinctive French bullpup 5.56×45mm NATO service rifle known for its high rate of fire and long use as the standard infantry weapon of France.
-
E.
Brimstone missile
The Brimstone missile is a British air-launched, precision-guided anti-armor and multi-role strike weapon designed for high accuracy against moving and static targets with minimal collateral damage.
- 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: 40 mm Bofors autocannon Target entity description: The 40 mm Bofors autocannon is a widely used, rapid-firing anti-aircraft and multi-purpose gun system renowned for its reliability and effectiveness since World War II.
-
A.
Mauser BK-27 27 mm cannon
The Mauser BK-27 is a German-designed 27 mm revolver cannon widely used in modern fighter aircraft for high-rate, accurate air-to-air and air-to-ground fire.
-
B.
88 mm Flak gun
The 88 mm Flak gun was a versatile German anti-aircraft and anti-tank artillery piece renowned for its effectiveness and iconic role in World War II combat.
-
C.
Beryl assault rifle
The Beryl assault rifle is a Polish-designed 5.56×45mm NATO service rifle widely used as the primary infantry weapon of Poland’s armed forces.
-
D.
FAMAS assault rifle
The FAMAS assault rifle is a distinctive French bullpup 5.56×45mm NATO service rifle known for its high rate of fire and long use as the standard infantry weapon of France.
-
E.
Brimstone missile
The Brimstone missile is a British air-launched, precision-guided anti-armor and multi-role strike weapon designed for high accuracy against moving and static targets with minimal collateral damage.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
anti-aircraft gun
ⓘ
artillery piece ⓘ autocannon ⓘ |
| ammunitionType |
armor-piercing shell
ⓘ
high-explosive shell ⓘ proximity-fuzed shell ⓘ |
| caliber | 40 mm ⓘ |
| countryOfOrigin | Sweden ⓘ |
| designedIn |
1930s
ⓘ
Sweden ⓘ |
| eraOfIntroduction | interwar period ⓘ |
| feedSystem |
clip-fed
ⓘ
magazine-fed ⓘ |
| influenced | later naval anti-aircraft gun designs ⓘ |
| manufacturer |
Bofors (as an arms manufacturer)
ⓘ
surface form:
Bofors
|
| mounting |
naval mount
ⓘ
self-propelled mount ⓘ static ground mount ⓘ towed mount ⓘ |
| notableFor |
high rate of fire
ⓘ
long service life ⓘ reliability ⓘ widespread adoption ⓘ |
| notableVariant |
40 mm Bofors autocannon
self-linksurface differs
ⓘ
surface form:
Bofors 40 mm L/60
40 mm Bofors autocannon self-linksurface differs ⓘ
surface form:
Bofors 40 mm L/70
|
| primaryRole | anti-aircraft warfare ⓘ |
| secondaryRole | surface target engagement ⓘ |
| status | still in service in many countries ⓘ |
| type |
air-cooled
ⓘ
fully automatic ⓘ |
| usedBy |
Canadian forces
ⓘ
surface form:
Canadian Armed Forces
Finnish Defence Forces ⓘ German Navy ⓘ Indian Armed Forces ⓘ Armed Forces of the Republic of Poland ⓘ
surface form:
Polish Armed Forces
Royal Air Force ⓘ Royal Australian Navy ⓘ Royal Navy ⓘ Royal Netherlands Navy ⓘ Swedish Armed Forces ⓘ United States Navy ⓘ |
| usedInConflict |
Falklands War
ⓘ
Gulf War ⓘ Korean War ⓘ Vietnam War ⓘ World War II ⓘ |
| usedOnPlatform |
ground-based air defense systems
ⓘ
self-propelled anti-aircraft vehicles ⓘ warships ⓘ |
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: 40 mm Bofors autocannon Description of subject: The 40 mm Bofors autocannon is a widely used, rapid-firing anti-aircraft and multi-purpose gun system renowned for its reliability and effectiveness since World War II.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
CV90
subject surface form:
Bofors
this entity surface form:
Bofors 40 mm L/60 gun
subject surface form:
Bofors
this entity surface form:
Bofors 40 mm L/70 gun
subject surface form:
Bofors
this entity surface form:
Bofors 57 mm gun family
this entity surface form:
Bofors 40 mm gun (UK production)
this entity surface form:
Bofors 40 mm L/60
this entity surface form:
Bofors 40 mm L/70
this entity surface form:
Bofors 40 mm anti-aircraft guns
this entity surface form:
Bofors 40 mm gun
this entity surface form:
Bofors 40 mm guns