M15/42 medium tank
E524049
The M15/42 medium tank was an Italian World War II armored fighting vehicle, developed as an improved and more powerful evolution of earlier Italian medium tank designs.
All labels observed (2)
| Label | Occurrences |
|---|---|
| M15/42 medium tank canonical | 1 |
| M15/42 tank | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5452972 — 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: M15/42 medium tank Context triple: [M13/40 medium tank, successor, M15/42 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.
M11/39 medium tank
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.
-
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.
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.
-
E.
Marder II tank destroyer
The Marder II tank destroyer was a German World War II self-propelled anti-tank gun that mounted powerful anti-tank weaponry on a lightly armored, open-topped chassis.
- 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: M15/42 medium tank Target entity description: The M15/42 medium tank was an Italian World War II armored fighting vehicle, developed as an improved and more powerful evolution of earlier Italian medium tank designs.
-
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.
M11/39 medium tank
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.
-
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.
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.
-
E.
Marder II tank destroyer
The Marder II tank destroyer was a German World War II self-propelled anti-tank gun that mounted powerful anti-tank weaponry on a lightly armored, open-topped chassis.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
armored fighting vehicle
ⓘ
medium tank ⓘ |
| basedOn |
M14/41 medium tank
ⓘ
linked to:
M14/41 tank
|
| countryOfOrigin |
Italy
ⓘ
Kingdom of Italy ⓘ |
| crewRole |
commander
ⓘ
driver ⓘ gunner ⓘ radio operator ⓘ |
| crewSize | 4 ⓘ |
| designer | Ansaldo ⓘ |
| driveLayout | rear engine front-drive sprocket ⓘ |
| engineConfiguration | V-8 ⓘ |
| enginePower | 190 hp ⓘ |
| engineType |
SPA 15TB petrol engine
ⓘ
linked to:
Fiat SPA 8T diesel engine
|
| era | World War II era ⓘ |
| height | ~2.39 m ⓘ |
| hullType | riveted construction ⓘ |
| introducedAs | improved evolution of Italian M-series medium tanks ⓘ |
| length | ~5.06 m ⓘ |
| mainArmament | 47 mm L/40 gun ⓘ |
| manufacturer | Ansaldo ⓘ |
| maximumArmorThickness | 42 mm ⓘ |
| maximumRoadSpeed | ~38 km/h ⓘ |
| notableFeature |
lengthened hull compared to predecessors
ⓘ
more powerful engine than M14/41 ⓘ |
| numberBuilt | ~220 ⓘ |
| operator |
Italian Social Republic forces
ⓘ
linked to:
Armed Forces of the Italian Social Republic
Royal Italian Army ⓘ
linked to:
Regio Esercito
Wehrmacht ⓘ |
| powerToWeightRatio | ~12.5 hp/tonne ⓘ |
| predecessor |
M14/41 medium tank
ⓘ
linked to:
M14/41 tank
|
| primaryRole |
infantry support
ⓘ
medium tank ⓘ |
| productionEndYear | 1943 ⓘ |
| productionStartYear | 1942 ⓘ |
| secondaryArmament |
8 mm Breda 38 machine gun
ⓘ
coaxial 8 mm machine gun ⓘ hull-mounted 8 mm machine gun ⓘ |
| serviceEntryYear | 1943 ⓘ |
| successor | P26/40 heavy tank ⓘ |
| suspensionType | semi-elliptic leaf spring bogies ⓘ |
| trackType | steel tracks ⓘ |
| turretMount | single 47 mm gun turret ⓘ |
| usedBy |
German Army
ⓘ
Royal Italian Army ⓘ
linked to:
Regio Esercito
|
| usedInConflict |
Balkan Campaign
ⓘ
Italian Campaign ⓘ
linked to:
Italian campaign
World War II ⓘ |
| weight | ~15 tonnes ⓘ |
| width | ~2.28 m ⓘ |
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: M15/42 medium tank Description of subject: The M15/42 medium tank was an Italian World War II armored fighting vehicle, developed as an improved and more powerful evolution of earlier Italian medium tank designs.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: M15/42 medium tank