Derringer pistol
E23553
The Derringer pistol is a small, easily concealed single-shot handgun historically infamous as the type of weapon used to kill U.S. President Abraham Lincoln.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Derringer pistol canonical | 2 |
| Deringer | 1 |
| Deringer pistol | 1 |
| Deringer pocket pistol | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T186000 — 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: Derringer pistol Context triple: [Assassination of Abraham Lincoln, weaponUsed, Derringer pistol]
-
A.
Beretta M1934 pistol
The Beretta M1934 pistol is an Italian semi-automatic handgun widely used in the mid-20th century, notably as the firearm employed in the assassination of Mahatma Gandhi.
-
B.
Beryl assault rifle
The Beryl assault rifle is a Polish-designed 5.56×45mm NATO service rifle widely used as the primary infantry weapon of Poland’s armed forces.
-
C.
SA80 assault rifle
The SA80 assault rifle is the standard-issue bullpup infantry weapon of the British Armed Forces, known for its compact design and multiple modernization upgrades since its introduction in the 1980s.
-
D.
Mauser BK-27 27 mm cannon
The Mauser BK-27 is a German-designed 27 mm revolver cannon widely used in modern fighter aircraft for high-rate, accurate air-to-air and air-to-ground fire.
-
E.
Brimstone missile
The Brimstone missile is a British air-launched, precision-guided anti-armor and multi-role strike weapon designed for high accuracy against moving and static targets with minimal collateral damage.
- 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: Derringer pistol Target entity description: The Derringer pistol is a small, easily concealed single-shot handgun historically infamous as the type of weapon used to kill U.S. President Abraham Lincoln.
-
A.
Beretta M1934 pistol
The Beretta M1934 pistol is an Italian semi-automatic handgun widely used in the mid-20th century, notably as the firearm employed in the assassination of Mahatma Gandhi.
-
B.
Beryl assault rifle
The Beryl assault rifle is a Polish-designed 5.56×45mm NATO service rifle widely used as the primary infantry weapon of Poland’s armed forces.
-
C.
SA80 assault rifle
The SA80 assault rifle is the standard-issue bullpup infantry weapon of the British Armed Forces, known for its compact design and multiple modernization upgrades since its introduction in the 1980s.
-
D.
Mauser BK-27 27 mm cannon
The Mauser BK-27 is a German-designed 27 mm revolver cannon widely used in modern fighter aircraft for high-rate, accurate air-to-air and air-to-ground fire.
-
E.
Brimstone missile
The Brimstone missile is a British air-launched, precision-guided anti-armor and multi-role strike weapon designed for high accuracy against moving and static targets with minimal collateral damage.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
firearm
ⓘ
handgun ⓘ pistol ⓘ |
| hasActionType | single action ⓘ |
| hasBarrelConfiguration |
over-under double barrel (later derringers)
ⓘ
single barrel ⓘ |
| hasCharacteristic |
easily concealed
ⓘ
single-shot design ⓘ small size ⓘ |
| hasCulturalAssociation |
Old West
ⓘ
gamblers ⓘ riverboat culture ⓘ |
| hasDesignGoal |
close-quarters use
ⓘ
maximum concealability ⓘ |
| hasGripType | short grip ⓘ |
| hasLegalStatus | regulated firearm in the United States ⓘ |
| hasLoadingMechanism |
breech-loading (later models)
ⓘ
muzzle-loading (early models) ⓘ |
| hasMaterial |
steel barrel
ⓘ
wooden grip (traditional models) ⓘ |
| hasModernManufacturers |
Bond Arms
ⓘ
Cobra Firearms ⓘ |
| hasNotableLocationOfUse | Ford's Theatre ⓘ |
| hasReputation |
assassin's weapon (historical perception)
ⓘ
easily concealable weapon ⓘ |
| hasSafetyFeature |
hammer block (on many modern derringers)
ⓘ
manual safety (on many modern derringers) ⓘ |
| hasSpellingVariant |
Derringer pistol
self-linksurface differs
ⓘ
surface form:
Deringer pistol
|
| hasTriggerType | single trigger (typical) ⓘ |
| hasTypicalCaliber |
.41 rimfire
ⓘ
.44 caliber ⓘ |
| hasTypicalRange | short range ⓘ |
| hasUse |
concealed carry
ⓘ
self-defense ⓘ |
| influenced | modern compact pistols ⓘ |
| isCommonlyCarriedIn |
boot
ⓘ
pocket ⓘ waistband ⓘ |
| isDocumentedIn | United States Civil War era records ⓘ |
| isNamedAfter | Henry Deringer ⓘ |
| isPartOf | history of American firearms ⓘ |
| isSmallerThan | standard service pistol ⓘ |
| wasPopularIn | 19th century United States ⓘ |
| wasUsedBy | John Wilkes Booth ⓘ |
| wasUsedIn |
Assassination of Abraham Lincoln
ⓘ
surface form:
assassination of Abraham Lincoln
|
| wasUsedOn | Abraham Lincoln ⓘ |
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: Derringer pistol Description of subject: The Derringer pistol is a small, easily concealed single-shot handgun historically infamous as the type of weapon used to kill U.S. President Abraham Lincoln.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Deringer pistol
this entity surface form:
Deringer
this entity surface form:
Deringer pocket pistol