Copperhead laser-guided projectile
E351052
The Copperhead laser-guided projectile is a U.S. Army 155 mm artillery round designed to home in on laser-designated targets for highly accurate, precision strikes.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Copperhead laser-guided projectile canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3358432 — 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: Copperhead laser-guided projectile Context triple: [M198 howitzer, canFire, Copperhead laser-guided projectile]
-
A.
M982 Excalibur guided projectile
The M982 Excalibur guided projectile is a GPS- and inertial-guided, extended-range 155mm artillery shell designed for highly precise, low-collateral-damage strikes.
-
B.
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.
-
C.
AGM-114 Hellfire
The AGM-114 Hellfire is a U.S.-developed air-to-surface precision-guided missile widely used from helicopters, drones, and fixed-wing aircraft for anti-armor and strike missions.
-
D.
NLAW anti-tank missile
The NLAW anti-tank missile is a modern, shoulder-fired, fire-and-forget weapon system designed for infantry to destroy heavily armored vehicles at short to medium ranges.
-
E.
Weapon System 107A-1
Weapon System 107A-1 was the U.S. Air Force development program under which the SM-65 Atlas, America’s first operational intercontinental ballistic missile, was created.
- 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: Copperhead laser-guided projectile Target entity description: The Copperhead laser-guided projectile is a U.S. Army 155 mm artillery round designed to home in on laser-designated targets for highly accurate, precision strikes.
-
A.
M982 Excalibur guided projectile
The M982 Excalibur guided projectile is a GPS- and inertial-guided, extended-range 155mm artillery shell designed for highly precise, low-collateral-damage strikes.
-
B.
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.
-
C.
AGM-114 Hellfire
The AGM-114 Hellfire is a U.S.-developed air-to-surface precision-guided missile widely used from helicopters, drones, and fixed-wing aircraft for anti-armor and strike missions.
-
D.
NLAW anti-tank missile
The NLAW anti-tank missile is a modern, shoulder-fired, fire-and-forget weapon system designed for infantry to destroy heavily armored vehicles at short to medium ranges.
-
E.
Weapon System 107A-1
Weapon System 107A-1 was the U.S. Air Force development program under which the SM-65 Atlas, America’s first operational intercontinental ballistic missile, was created.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf |
artillery shell
ⓘ
laser-guided munition ⓘ precision-guided munition ⓘ |
| advantage |
increased accuracy over conventional 155 mm shells
ⓘ
reduced ammunition expenditure for target kill ⓘ |
| caliber | 155 mm ⓘ |
| category |
U.S. artillery ammunition
ⓘ
laser-guided artillery projectiles ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| designedFor | laser-designated targets ⓘ |
| developer |
United States Army
ⓘ
surface form:
U.S. Army
|
| feature |
high first-round hit probability
ⓘ
reduced collateral damage compared to unguided artillery ⓘ requires external laser designator ⓘ terminal guidance phase using laser energy reflected from target ⓘ |
| guidancePhase | terminal homing ⓘ |
| guidanceSystem | semi-active laser homing ⓘ |
| launchPlatform |
155 mm howitzer
ⓘ
M109 self-propelled howitzer ⓘ M198 howitzer ⓘ
surface form:
M198 towed howitzer
M777 howitzer ⓘ |
| munitionClass | tube-launched guided projectile ⓘ |
| operationalUse |
requires line-of-sight between designator and target
ⓘ
used for long-range precision engagement of point targets ⓘ |
| primaryRole |
anti-armor
ⓘ
precision strike ⓘ |
| propulsion | conventional artillery propellant charge ⓘ |
| targetTypes |
armored vehicles
ⓘ
fortified positions ⓘ tanks ⓘ |
| usedBy | United States Army ⓘ |
| warheadType | high-explosive ⓘ |
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: Copperhead laser-guided projectile Description of subject: The Copperhead laser-guided projectile is a U.S. Army 155 mm artillery round designed to home in on laser-designated targets for highly accurate, precision strikes.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.