M11/39 medium tank
E520708
The M11/39 medium tank was an early Italian World War II tank design that served as a precursor to later models like the M13/40, featuring a hull-mounted main gun and relatively light armor.
All labels observed (2)
| Label | Occurrences |
|---|---|
| M11/39 medium tank canonical | 1 |
| M11/39 tank | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5452970 — 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: M11/39 medium tank Context triple: [M13/40 medium tank, chassisBasedOn, M11/39 medium tank]
-
A.
M13/40 medium tank
The M13/40 medium tank was a World War II Italian armored fighting vehicle used extensively in North Africa, known for its relatively light armor and armament compared to contemporary Allied and German tanks.
-
B.
Matilda II infantry tanks
The Matilda II was a heavily armored British infantry tank of World War II, noted for its thick protection and effectiveness in early North African campaigns.
-
C.
TAM medium tank
The TAM medium tank is an Argentine-designed and -produced main battle tank developed in the 1970s to provide the country with a modern, mobile armored fighting vehicle suited to its terrain and military needs.
-
D.
Mark IV tank
The Mark IV tank was a British World War I armored fighting vehicle that became one of the first widely used tanks in combat, notably helping to pioneer large-scale mechanized warfare.
-
E.
Vickers 6-Ton tank
The Vickers 6-Ton tank was a British interwar light tank whose design became highly influential worldwide, serving as the basis for several other countries’ armored vehicles, including the Soviet T-26.
- 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: M11/39 medium tank Target entity description: The M11/39 medium tank was an early Italian World War II tank design that served as a precursor to later models like the M13/40, featuring a hull-mounted main gun and relatively light armor.
-
A.
M13/40 medium tank
The M13/40 medium tank was a World War II Italian armored fighting vehicle used extensively in North Africa, known for its relatively light armor and armament compared to contemporary Allied and German tanks.
-
B.
Matilda II infantry tanks
The Matilda II was a heavily armored British infantry tank of World War II, noted for its thick protection and effectiveness in early North African campaigns.
-
C.
TAM medium tank
The TAM medium tank is an Argentine-designed and -produced main battle tank developed in the 1970s to provide the country with a modern, mobile armored fighting vehicle suited to its terrain and military needs.
-
D.
Mark IV tank
The Mark IV tank was a British World War I armored fighting vehicle that became one of the first widely used tanks in combat, notably helping to pioneer large-scale mechanized warfare.
-
E.
Vickers 6-Ton tank
The Vickers 6-Ton tank was a British interwar light tank whose design became highly influential worldwide, serving as the basis for several other countries’ armored vehicles, including the Soviet T-26.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
Italian tank
ⓘ
World War II tank ⓘ medium tank ⓘ |
| armorThickness | up to about 30 mm ⓘ |
| armorType | riveted armor ⓘ |
| capturedBy | British Army NERFINISHED ⓘ |
| classificationByItaly | carro armato M11/39 NERFINISHED ⓘ |
| conflict | World War II ⓘ |
| countryOfOrigin | Kingdom of Italy NERFINISHED ⓘ |
| crew |
3
ⓘ
4 ⓘ |
| designedForRole | infantry support ⓘ |
| designedInPeriod | late 1930s ⓘ |
| enteredServiceIn | 1939 ⓘ |
| evaluatedAs | obsolete early in World War II ⓘ |
| hasDesignFeature |
limited gun traverse due to hull mounting
ⓘ
petrol engine ⓘ relatively light armor ⓘ |
| hasLayout |
front hull fighting compartment
ⓘ
rear engine compartment ⓘ |
| hasMainGunMount | hull-mounted ⓘ |
| hasSuspension | bogie suspension ⓘ |
| hasTurretArmament | twin machine guns ⓘ |
| hasWeakness |
mechanical unreliability in desert conditions
ⓘ
poor anti-tank capability ⓘ thin armor ⓘ |
| historicalSignificance | early Italian attempt at a modern medium tank design ⓘ |
| influenced | subsequent Italian medium tank designs ⓘ |
| nameMeaning |
11 for approximately 11 tonnes
ⓘ
39 for 1939 model year ⓘ M for medium ⓘ |
| precursorOf | M13/40 medium tank NERFINISHED ⓘ |
| primaryUser | Italian Army armored units ⓘ |
| successor | M13/40 medium tank NERFINISHED ⓘ |
| usedAs |
second-line vehicle
ⓘ
training vehicle ⓘ |
| usedBy |
British forces
NERFINISHED
ⓘ
Italian forces in North Africa ⓘ Regio Esercito NERFINISHED ⓘ |
| usedInCountry | Libya NERFINISHED ⓘ |
| usedInTheater | North African Campaign 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: M11/39 medium tank Description of subject: The M11/39 medium tank was an early Italian World War II tank design that served as a precursor to later models like the M13/40, featuring a hull-mounted main gun and relatively light armor.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
M11/39 tank