BLU-109 bomb
E78488
The BLU-109 bomb is a U.S.-designed hardened-penetrator warhead used to destroy reinforced or deeply buried targets, often integrated into precision-guided munition systems.
All labels observed (5)
| Label | Occurrences |
|---|---|
| BLU-109 bomb canonical | 1 |
| BLU-109/B | 1 |
| BLU-118 thermobaric variant | 1 |
| GBU-15 | 1 |
| GBU-28 bunker buster | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T615260 — 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: BLU-109 bomb Context triple: [Paveway series guided bombs, compatibleWith, BLU-109 bomb]
-
A.
Mk 82 bomb
The Mk 82 bomb is a widely used 500-pound general-purpose unguided aerial bomb that serves as the standard warhead for many precision-guided munitions.
-
B.
Mk 83 bomb
The Mk 83 bomb is a 1,000-pound class general-purpose unguided aerial bomb widely used by military aircraft and often employed as the warhead for various precision-guided munition systems.
-
C.
Mk 84 bomb
The Mk 84 bomb is a 2,000-pound class general-purpose unguided bomb widely used by the U.S. and allied air forces as the warhead basis for various precision-guided munitions.
-
D.
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.
-
E.
Bockscar
Bockscar was the U.S. Army Air Forces B-29 Superfortress bomber that dropped the "Fat Man" nuclear weapon on Nagasaki during World War II.
- 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: BLU-109 bomb Target entity description: The BLU-109 bomb is a U.S.-designed hardened-penetrator warhead used to destroy reinforced or deeply buried targets, often integrated into precision-guided munition systems.
-
A.
Mk 82 bomb
The Mk 82 bomb is a widely used 500-pound general-purpose unguided aerial bomb that serves as the standard warhead for many precision-guided munitions.
-
B.
Mk 83 bomb
The Mk 83 bomb is a 1,000-pound class general-purpose unguided aerial bomb widely used by military aircraft and often employed as the warhead for various precision-guided munition systems.
-
C.
Mk 84 bomb
The Mk 84 bomb is a 2,000-pound class general-purpose unguided bomb widely used by the U.S. and allied air forces as the warhead basis for various precision-guided munitions.
-
D.
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.
-
E.
Bockscar
Bockscar was the U.S. Army Air Forces B-29 Superfortress bomber that dropped the "Fat Man" nuclear weapon on Nagasaki during World War II.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
air-dropped bomb
ⓘ
conventional munition ⓘ penetrator bomb ⓘ |
| bodyMaterial | thick steel casing ⓘ |
| category | bunker buster ⓘ |
| compatibleWith |
AGM-130
ⓘ
AGM-142 Popeye variants ⓘ GBU-10 Paveway II ⓘ GBU-24 Paveway III ⓘ GBU-27 Paveway III ⓘ BLU-109 bomb self-linksurface differs ⓘ
surface form:
GBU-28 bunker buster
GBU-32 JDAM ⓘ
surface form:
GBU-31 JDAM
|
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| designedBy | United States Air Force ⓘ |
| designedTo | penetrate before detonation ⓘ |
| designedToWithstand | high impact forces ⓘ |
| diameter | approximately 370 mm ⓘ |
| explosiveFiller |
PBXN-109
ⓘ
Tritonal ⓘ |
| explosiveFillerMass | approximately 240 kg ⓘ |
| fuzing | delay fuze ⓘ |
| guidanceProvidedBy | external guidance kits ⓘ |
| introducedInPeriod | 1980s ⓘ |
| launchPlatform |
bomber aircraft
ⓘ
fighter aircraft ⓘ |
| length | approximately 2.4 m ⓘ |
| natoDesignation |
BLU-109 bomb
self-linksurface differs
ⓘ
surface form:
BLU-109/B
|
| penetrationCapability | over 1.8 m of reinforced concrete under ideal conditions ⓘ |
| replacedOrSupplementedBy |
BLU-116
ⓘ
BLU-109 bomb self-linksurface differs ⓘ
surface form:
BLU-118 thermobaric variant
|
| role | hard-target kill weapon ⓘ |
| totalMass | approximately 874 kg ⓘ |
| usedBy |
United States Air Force
ⓘ
United States Navy ⓘ multiple NATO air forces ⓘ |
| usedFor |
destroying deeply buried targets
ⓘ
destroying hardened targets ⓘ destroying reinforced concrete structures ⓘ |
| usedIn |
guided bomb units
ⓘ
precision-guided munitions ⓘ |
| usedInConflict |
War in Afghanistan (2001–2021)
ⓘ
surface form:
Afghanistan War
Gulf War ⓘ Iraq War ⓘ |
| warheadType | hardened penetrator warhead ⓘ |
| warheadWeightClass | 2000-pound class ⓘ |
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: BLU-109 bomb Description of subject: The BLU-109 bomb is a U.S.-designed hardened-penetrator warhead used to destroy reinforced or deeply buried targets, often integrated into precision-guided munition systems.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
GBU-15
subject surface form:
BLU-109
this entity surface form:
GBU-28 bunker buster
subject surface form:
BLU-109
this entity surface form:
BLU-118 thermobaric variant
subject surface form:
BLU-109
this entity surface form:
BLU-109/B