HK91
E713971
The HK91 is a semi-automatic civilian rifle developed by Heckler & Koch, derived from the German G3 battle rifle and chambered in 7.62×51mm NATO.
All labels observed (2)
| Label | Occurrences |
|---|---|
| HK91 canonical | 1 |
| HK94 (civilian variant) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8131457 — 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: HK91 Context triple: [HK G3 series, notableVariant, HK91]
-
A.
Mountfield HK
Mountfield HK is a professional ice hockey club based in Hradec Králové, Czech Republic, competing in the country’s top-tier league.
-
B.
S91
S91 is a Staten Island local bus route in New York City that provides public transit service through neighborhoods including New Springville.
-
C.
M91
M91 is a barred spiral galaxy located in the constellation Coma Berenices and is one of the fainter members of the Messier catalog.
-
D.
SR-91
SR-91 is a state highway designation commonly used in the United States for a numbered route within a state's road network.
-
E.
HK33 assault rifle
The HK33 assault rifle is a German-designed 5.56×45mm NATO selective-fire rifle developed by Heckler & Koch as a smaller-caliber counterpart to the G3.
- 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: HK91 Target entity description: The HK91 is a semi-automatic civilian rifle developed by Heckler & Koch, derived from the German G3 battle rifle and chambered in 7.62×51mm NATO.
-
A.
Mountfield HK
Mountfield HK is a professional ice hockey club based in Hradec Králové, Czech Republic, competing in the country’s top-tier league.
-
B.
S91
S91 is a Staten Island local bus route in New York City that provides public transit service through neighborhoods including New Springville.
-
C.
M91
M91 is a barred spiral galaxy located in the constellation Coma Berenices and is one of the fainter members of the Messier catalog.
-
D.
SR-91
SR-91 is a state highway designation commonly used in the United States for a numbered route within a state's road network.
-
E.
HK33 assault rifle
The HK33 assault rifle is a German-designed 5.56×45mm NATO selective-fire rifle developed by Heckler & Koch as a smaller-caliber counterpart to the G3.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
civilian rifle
ⓘ
semi-automatic rifle ⓘ |
| action | roller-delayed blowback ⓘ |
| barrelLength | approximately 17.7 inches ⓘ |
| barrelType | cold hammer-forged barrel ⓘ |
| basedOn | G3 battle rifle NERFINISHED ⓘ |
| buttstockMaterial | polymer ⓘ |
| caliber | .308 Winchester NERFINISHED ⓘ |
| cartridge | 7.62×51mm NATO NERFINISHED ⓘ |
| category | self-loading rifle ⓘ |
| chambering | 7.62 NATO ⓘ |
| countryOfOrigin | Germany ⓘ |
| derivedFrom | Heckler & Koch G3 NERFINISHED ⓘ |
| ejectionPattern | right-side ejection ⓘ |
| feedSystem | detachable box magazine ⓘ |
| fireMode | semi-automatic ⓘ |
| gasSystem | no gas system (roller-delayed blowback) ⓘ |
| gripType | pistol grip ⓘ |
| handguardMaterial | polymer ⓘ |
| hasFeature |
fluted chamber
ⓘ
non-reciprocating charging handle ⓘ paddle-style magazine release (on some variants) ⓘ push-button magazine release ⓘ |
| hasSafety | selector lever ⓘ |
| intendedMarket | civilian ⓘ |
| introducedAs | civilian version of the G3 ⓘ |
| legalClassificationUS | semiautomatic centerfire rifle ⓘ |
| magazineCapacity | 20-round magazine ⓘ |
| magazineCompatibility | G3 magazines ⓘ |
| manufacturer | Heckler & Koch NERFINISHED ⓘ |
| marketedIn | United States NERFINISHED ⓘ |
| mountingOptions | claw mount for optics ⓘ |
| operatingPrinciple | roller-delayed blowback system ⓘ |
| overallType | battle rifle pattern ⓘ |
| platformFamily | HK G3 rifle family NERFINISHED ⓘ |
| productionStatus | discontinued by Heckler & Koch ⓘ |
| receiverMaterial | stamped steel ⓘ |
| sightType |
diopter drum rear sight
ⓘ
hooded front sight ⓘ |
| stockType |
collapsible stock (on some variants)
ⓘ
fixed stock ⓘ |
| successorModel |
HK911 (U.S. import-compliant variant)
NERFINISHED
ⓘ
SR9 (further import-compliant variant) NERFINISHED ⓘ |
| typicalFinish | phosphate and paint finish ⓘ |
| typicalUse |
civilian marksmanship
ⓘ
hunting ⓘ sport shooting ⓘ |
| usedBy | civilian shooters ⓘ |
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: HK91 Description of subject: The HK91 is a semi-automatic civilian rifle developed by Heckler & Koch, derived from the German G3 battle rifle and chambered in 7.62×51mm NATO.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
MP5
this entity surface form:
HK94 (civilian variant)