Izhevsk Mechanical Plant
E399592
Izhevsk Mechanical Plant is a major Russian arms manufacturer known for producing a wide range of firearms and military equipment.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Izhevsk Mechanical Plant canonical | 2 |
| Izhevsk Machine-Building Plant | 1 |
| Izhevsky Mekhanichesky Zavod | 1 |
| Izhmash | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3932379 — 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: Izhevsk Mechanical Plant Context triple: [SVT-40, manufacturer, Izhevsk Mechanical Plant]
-
A.
Uralvagonzavod plant
The Uralvagonzavod plant is a major Russian industrial complex and one of the world’s largest manufacturers of tanks and railway rolling stock.
-
B.
Ulan-Ude Aviation Plant
Ulan-Ude Aviation Plant is a major Russian aerospace manufacturer known for producing military aircraft and helicopters, including models like the Sukhoi Su-25.
-
C.
Mil Moscow Helicopter Plant
Mil Moscow Helicopter Plant is a Russian aerospace company renowned for designing and producing a wide range of military and civilian helicopters, including several iconic Soviet-era gunships and transport models.
-
D.
NPO Energomash
NPO Energomash is a leading Russian rocket engine design and manufacturing company renowned for producing powerful liquid-fueled engines used in launch vehicles worldwide.
-
E.
Elektrozavodskaya
Elektrozavodskaya is a Moscow Metro station renowned for its distinctive Stalinist architecture and iconic circular ceiling lamps.
- 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: Izhevsk Mechanical Plant Target entity description: Izhevsk Mechanical Plant is a major Russian arms manufacturer known for producing a wide range of firearms and military equipment.
-
A.
Uralvagonzavod plant
The Uralvagonzavod plant is a major Russian industrial complex and one of the world’s largest manufacturers of tanks and railway rolling stock.
-
B.
Ulan-Ude Aviation Plant
Ulan-Ude Aviation Plant is a major Russian aerospace manufacturer known for producing military aircraft and helicopters, including models like the Sukhoi Su-25.
-
C.
Mil Moscow Helicopter Plant
Mil Moscow Helicopter Plant is a Russian aerospace company renowned for designing and producing a wide range of military and civilian helicopters, including several iconic Soviet-era gunships and transport models.
-
D.
NPO Energomash
NPO Energomash is a leading Russian rocket engine design and manufacturing company renowned for producing powerful liquid-fueled engines used in launch vehicles worldwide.
-
E.
Elektrozavodskaya
Elektrozavodskaya is a Moscow Metro station renowned for its distinctive Stalinist architecture and iconic circular ceiling lamps.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
arms manufacturer
ⓘ
industrial enterprise ⓘ |
| alsoKnownAs |
Izhevsk Mechanical Plant
ⓘ
surface form:
Izhevsky Mekhanichesky Zavod
Izhmekh ⓘ Izhmekh JSC ⓘ |
| brand | Baikal ⓘ |
| country | Russia ⓘ |
| exportMarket |
Asia
ⓘ
Europe ⓘ North America ⓘ |
| foundedDuring | World War II ⓘ |
| foundedIn | 1942 ⓘ |
| hasFacilityType |
design and engineering bureaus
ⓘ
firearms production lines ⓘ testing ranges ⓘ |
| historicalRole |
major Soviet-era arms producer
ⓘ
supplier to Russian armed forces ⓘ supplier to Soviet armed forces ⓘ |
| industry |
defense industry
ⓘ
firearms manufacturing ⓘ machine-building ⓘ |
| locatedIn |
Izhevsk
NERFINISHED
ⓘ
Russia ⓘ
surface form:
Russian Federation
Udmurtia ⓘ
surface form:
Udmurt Republic
|
| mergedInto | Kalashnikov Concern ⓘ |
| notableProduct |
Baikal-branded hunting shotguns
ⓘ
MP-153 shotgun ⓘ MP-155 shotgun ⓘ MP-443 Grach pistol family ⓘ MP-654K air pistol ⓘ Makarov pistol variants ⓘ Yarygin PYa pistol variants ⓘ |
| ownership | state-linked corporation ⓘ |
| partOf | Kalashnikov Concern ⓘ |
| product |
air guns
ⓘ
assault rifles ⓘ civilian firearms ⓘ hunting rifles ⓘ military firearms ⓘ non-lethal weapons ⓘ pistols ⓘ revolvers ⓘ shotguns ⓘ sporting rifles ⓘ submachine guns ⓘ |
| regionImportance | one of the largest arms plants in Russia ⓘ |
| specialization |
civilian hunting weapons
ⓘ
service pistols ⓘ small arms ⓘ |
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: Izhevsk Mechanical Plant Description of subject: Izhevsk Mechanical Plant is a major Russian arms manufacturer known for producing a wide range of firearms and military equipment.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
SVT-40
this entity surface form:
Izhmash
this entity surface form:
Izhevsk Machine-Building Plant
this entity surface form:
Izhevsky Mekhanichesky Zavod