PPD-40
E415707
PPD-40 was an early Soviet submachine gun used before and during the early stages of World War II, later superseded by the more mass-producible PPSh-41.
All labels observed (1)
| Label | Occurrences |
|---|---|
| PPD-40 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4139843 — 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: PPD-40 Context triple: [PPSh-41, replaced, PPD-40]
-
A.
Apollo DN400
The Apollo DN400 was an early 1980s Apollo Computer workstation model known for its role in advancing networked, domain-based engineering and technical computing environments.
-
B.
J40
The J40 is a classic generation of the Toyota Land Cruiser renowned for its rugged off-road capability and iconic, boxy design.
-
C.
PPS
PPS is the commonly used abbreviation for Parliamentary Private Secretaries, who are junior MPs acting as unpaid assistants and political aides to government ministers in the UK.
-
D.
ALP-45DP
The ALP-45DP is a dual-mode (diesel and electric) passenger locomotive used in North American commuter rail service, notably in New Jersey and Quebec.
-
E.
P80
P80 is a solid-fuel first-stage rocket motor used on the European Vega small-lift launch vehicle.
- 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: PPD-40 Target entity description: PPD-40 was an early Soviet submachine gun used before and during the early stages of World War II, later superseded by the more mass-producible PPSh-41.
-
A.
Apollo DN400
The Apollo DN400 was an early 1980s Apollo Computer workstation model known for its role in advancing networked, domain-based engineering and technical computing environments.
-
B.
J40
The J40 is a classic generation of the Toyota Land Cruiser renowned for its rugged off-road capability and iconic, boxy design.
-
C.
PPS
PPS is the commonly used abbreviation for Parliamentary Private Secretaries, who are junior MPs acting as unpaid assistants and political aides to government ministers in the UK.
-
D.
ALP-45DP
The ALP-45DP is a dual-mode (diesel and electric) passenger locomotive used in North American commuter rail service, notably in New Jersey and Quebec.
-
E.
P80
P80 is a solid-fuel first-stage rocket motor used on the European Vega small-lift launch vehicle.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
firearm
ⓘ
submachine gun ⓘ |
| abbreviationMeaning |
Pistolet-Pulemyot Degtyaryova
ⓘ
surface form:
Pistolet-Pulemyot Degtyaryova 1940 model
|
| action | blowback ⓘ |
| barrelType | non-quick-change barrel ⓘ |
| caliber | 7.62 mm ⓘ |
| cartridge | 7.62×25mm Tokarev ⓘ |
| category |
Soviet submachine guns
ⓘ
World War II infantry weapons of the Soviet Union ⓘ |
| countryOfOrigin | Soviet Union ⓘ |
| designer | Vasily Degtyaryov ⓘ |
| era | World War II era ⓘ |
| feedSystem |
25-round box magazine
ⓘ
71-round drum magazine ⓘ |
| firingMode |
fully automatic
ⓘ
select-fire (in some configurations) ⓘ |
| historicalRole | transitional Soviet submachine gun before mass PPSh-41 adoption ⓘ |
| inService | circa 1940s ⓘ |
| material | milled steel receiver ⓘ |
| namedAfter | Pistolet-Pulemyot Degtyaryova ⓘ |
| notableFeature | drum magazine compatible with early PPSh-41 versions ⓘ |
| operation | open bolt ⓘ |
| partOfSeries | PPD series ⓘ |
| predecessor |
PPD-34
ⓘ
PPD-34 ⓘ
surface form:
PPD-34/38
|
| primaryUser | Soviet Union NERFINISHED ⓘ |
| productionLimitation | complex and expensive to manufacture ⓘ |
| productionType | machined components ⓘ |
| rateOfFire | approximately 800 rounds per minute ⓘ |
| reasonForReplacement | more suitable for mass production ⓘ |
| replacedBy |
PPSh-41 submachine gun
ⓘ
surface form:
PPSh-41
|
| sights | iron sights ⓘ |
| stockType | wooden fixed stock ⓘ |
| successor |
PPSh-41 submachine gun
ⓘ
surface form:
PPSh-41
|
| usedBy |
Axis-aligned forces
ⓘ
Finnish Army ⓘ German military ⓘ
surface form:
German forces
Soviet Internal Troops ⓘ
surface form:
NKVD troops
Red Army ⓘ Soviet Border Troops ⓘ
surface form:
Soviet border troops
|
| usedFor |
close-quarters combat
ⓘ
infantry support ⓘ urban warfare ⓘ |
| usedInConflict |
Winter War
ⓘ
surface form:
Soviet–Finnish War
Winter War ⓘ World War II ⓘ |
| yearOfIntroduction | 1940 ⓘ |
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: PPD-40 Description of subject: PPD-40 was an early Soviet submachine gun used before and during the early stages of World War II, later superseded by the more mass-producible PPSh-41.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.