Picatinny Arsenal
E189866
Picatinny Arsenal is a U.S. Army research, development, and manufacturing facility in New Jersey specializing in advanced weaponry and munitions systems.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Picatinny Arsenal canonical | 3 |
| Picatinny Arsenal, New Jersey | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1677129 — 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: Picatinny Arsenal Context triple: [Picatinny rail, developedAt, Picatinny Arsenal]
-
A.
Watertown Arsenal
Watertown Arsenal is a historic former U.S. Army ordnance and research facility in Watertown, Massachusetts, that played a key role in American military manufacturing and technology development.
-
B.
Hawthorne Army Depot
Hawthorne Army Depot is a major U.S. Army munitions storage and demilitarization facility located near the town of Hawthorne in Mineral County, Nevada.
-
C.
Dugway Proving Ground
Dugway Proving Ground is a large U.S. Army facility in Utah primarily used for testing chemical, biological, radiological, and defense systems in a remote desert environment.
-
D.
Weldon Spring Ordnance Works
Weldon Spring Ordnance Works was a major World War II-era munitions and later uranium-processing facility in Missouri that became part of the Manhattan Project and is now known for its extensive environmental cleanup.
-
E.
Redstone Arsenal, Alabama
Redstone Arsenal, Alabama is a major U.S. Army installation and technology hub known for its central role in missile, space, and defense research and development.
- 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: Picatinny Arsenal Target entity description: Picatinny Arsenal is a U.S. Army research, development, and manufacturing facility in New Jersey specializing in advanced weaponry and munitions systems.
-
A.
Watertown Arsenal
Watertown Arsenal is a historic former U.S. Army ordnance and research facility in Watertown, Massachusetts, that played a key role in American military manufacturing and technology development.
-
B.
Hawthorne Army Depot
Hawthorne Army Depot is a major U.S. Army munitions storage and demilitarization facility located near the town of Hawthorne in Mineral County, Nevada.
-
C.
Dugway Proving Ground
Dugway Proving Ground is a large U.S. Army facility in Utah primarily used for testing chemical, biological, radiological, and defense systems in a remote desert environment.
-
D.
Weldon Spring Ordnance Works
Weldon Spring Ordnance Works was a major World War II-era munitions and later uranium-processing facility in Missouri that became part of the Manhattan Project and is now known for its extensive environmental cleanup.
-
E.
Redstone Arsenal, Alabama
Redstone Arsenal, Alabama is a major U.S. Army installation and technology hub known for its central role in missile, space, and defense research and development.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
United States Army installation
ⓘ
military research facility ⓘ |
| affiliation |
U.S. Army Futures Command
ⓘ
U.S. Army Materiel Command ⓘ |
| controlledBy |
U.S. Army Armament Research, Development and Engineering Center
ⓘ
surface form:
U.S. Army Joint Center of Excellence for Guns and Ammunition
|
| country |
United States of America
ⓘ
surface form:
United States
|
| establishedBy | United States Army ⓘ |
| focusArea |
artillery systems
ⓘ
demolition and breaching systems ⓘ lethality modernization ⓘ precision-guided munitions ⓘ small arms systems ⓘ |
| hasAbbreviation | PICA ⓘ |
| hasCategory |
United States Army arsenals
ⓘ
military installations in New Jersey ⓘ |
| hasFacilityType |
manufacturing plants
ⓘ
research laboratories ⓘ test ranges ⓘ |
| hasRole | Joint Center of Excellence for Guns and Ammunition ⓘ |
| historicalUse |
ammunition production
ⓘ
gunpowder manufacturing ⓘ |
| hosts |
Joint Program Executive Office Armaments and Ammunition
ⓘ
Program Executive Office Ammunition ⓘ U.S. Army Armament Research, Development and Engineering Center ⓘ
surface form:
U.S. Army Combat Capabilities Development Command Armaments Center
|
| locatedIn |
New Jersey, United States
ⓘ
surface form:
New Jersey
United States of America ⓘ
surface form:
United States
|
| location | Morris County, New Jersey NERFINISHED ⓘ |
| namedAfter | Picatinny Lake NERFINISHED ⓘ |
| nearestCity |
Dover, New Jersey, United States
ⓘ
surface form:
Dover, New Jersey
Rockaway Township, New Jersey ⓘ |
| operator | United States Army ⓘ |
| ownedBy |
United States Department of the Army
ⓘ
surface form:
U.S. Department of the Army
|
| partOf |
U.S. Army Armament Research, Development and Engineering Center
ⓘ
surface form:
U.S. Army Combat Capabilities Development Command Armaments Center
|
| primaryFunction |
manufacturing of munitions systems
ⓘ
research and development of armaments ⓘ |
| region | northern New Jersey ⓘ |
| sector | defense ⓘ |
| specializesIn |
advanced weaponry
ⓘ
energetic materials ⓘ explosives technology ⓘ fire control systems ⓘ guns and ammunition ⓘ munitions systems ⓘ |
| supports |
United States Army
ⓘ
surface form:
U.S. Army
United States Marine Corps ⓘ
surface form:
U.S. Marine Corps
allied armed forces ⓘ other U.S. military services ⓘ |
| usedFor |
engineering of armament systems
ⓘ
life-cycle management of munitions ⓘ testing of weapons systems ⓘ |
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: Picatinny Arsenal Description of subject: Picatinny Arsenal is a U.S. Army research, development, and manufacturing facility in New Jersey specializing in advanced weaponry and munitions systems.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Picatinny rail
U.S. Army Armament Research, Development and Engineering Center
→
headquartersLocation
→
Picatinny Arsenal
ⓘ
this entity surface form:
Picatinny Arsenal, New Jersey