GBU-56 LJDAM
E413540
The GBU-56 LJDAM is a U.S. precision-guided air-to-surface bomb that combines GPS/INS and laser guidance to accurately strike both stationary and moving targets.
All labels observed (2)
| Label | Occurrences |
|---|---|
| GBU-56 LJDAM canonical | 1 |
| LJDAM | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3668964 — 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: GBU-56 LJDAM Context triple: [Mk 84 bomb, usedAsWarheadFor, GBU-56 LJDAM]
-
A.
GBU-54 Laser JDAM
The GBU-54 Laser JDAM is a U.S. precision-guided bomb that combines GPS/INS guidance with a laser seeker to accurately strike both stationary and moving targets.
-
B.
GBU-32 JDAM
The GBU-32 JDAM is a U.S. GPS-guided, precision air-to-surface bomb that converts unguided munitions into all-weather, accurately targeted weapons.
-
C.
GBU-35 JDAM
The GBU-35 JDAM is a precision-guided air-to-surface munition that converts a conventional bomb into a GPS/INS-guided smart weapon for accurate strikes in various combat conditions.
-
D.
GBU-51 JDAM
The GBU-51 JDAM is a precision-guided air-dropped bomb that combines a guidance kit with a 500-pound class warhead to deliver accurate strikes against ground targets.
-
E.
GBU-50 Enhanced Paveway II
The GBU-50 Enhanced Paveway II is a precision-guided air-to-ground bomb that combines laser and GPS/INS guidance to deliver highly accurate strikes against a variety of targets.
- 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: GBU-56 LJDAM Target entity description: The GBU-56 LJDAM is a U.S. precision-guided air-to-surface bomb that combines GPS/INS and laser guidance to accurately strike both stationary and moving targets.
-
A.
GBU-54 Laser JDAM
The GBU-54 Laser JDAM is a U.S. precision-guided bomb that combines GPS/INS guidance with a laser seeker to accurately strike both stationary and moving targets.
-
B.
GBU-32 JDAM
The GBU-32 JDAM is a U.S. GPS-guided, precision air-to-surface bomb that converts unguided munitions into all-weather, accurately targeted weapons.
-
C.
GBU-35 JDAM
The GBU-35 JDAM is a precision-guided air-to-surface munition that converts a conventional bomb into a GPS/INS-guided smart weapon for accurate strikes in various combat conditions.
-
D.
GBU-51 JDAM
The GBU-51 JDAM is a precision-guided air-dropped bomb that combines a guidance kit with a 500-pound class warhead to deliver accurate strikes against ground targets.
-
E.
GBU-50 Enhanced Paveway II
The GBU-50 Enhanced Paveway II is a precision-guided air-to-ground bomb that combines laser and GPS/INS guidance to deliver highly accurate strikes against a variety of targets.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
air-to-surface bomb
ⓘ
guided bomb unit ⓘ precision-guided munition ⓘ |
| capableOf |
engaging moving targets
ⓘ
engaging stationary targets ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| designedFor | air-to-surface missions ⓘ |
| hasAbbreviation |
GBU-56 LJDAM
self-linksurface differs
ⓘ
surface form:
LJDAM
|
| hasAccuracy | high ⓘ |
| hasAttackProfile | precision air-to-ground strike ⓘ |
| hasCapability |
all-weather operation
ⓘ
engagement of relocatable targets ⓘ precision strike ⓘ |
| hasComponent |
GPS receiver
ⓘ
inertial navigation system ⓘ laser seeker ⓘ |
| hasDesignGoal |
ability to hit moving targets
ⓘ
improved accuracy over unguided bombs ⓘ |
| hasFeature | dual-mode guidance ⓘ |
| hasGuidanceSystem |
GPS/INS guidance
ⓘ
laser guidance ⓘ |
| hasRole | air-delivered weapon ⓘ |
| hasTargetType |
ground targets
ⓘ
surface targets ⓘ |
| intendedUser | military aircraft ⓘ |
| isPartOf |
Joint Direct Attack Munition (JDAM) kits
ⓘ
surface form:
JDAM family
|
| isVariantOf | JDAM ⓘ |
| usedBy |
United States Armed Forces
ⓘ
surface form:
United States military
|
| uses |
laser designation
ⓘ
satellite navigation ⓘ |
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: GBU-56 LJDAM Description of subject: The GBU-56 LJDAM is a U.S. precision-guided air-to-surface bomb that combines GPS/INS and laser guidance to accurately strike both stationary and moving targets.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
LJDAM