bouncing bomb
E229763
The bouncing bomb was a specially engineered World War II explosive device that skipped across water to breach German dams during Operation Chastise.
All labels observed (2)
| Label | Occurrences |
|---|---|
| bouncing bomb canonical | 3 |
| Upkeep bouncing bomb | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2033607 — 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: bouncing bomb Context triple: [Barnes Wallis, designed, bouncing 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.
BLU-109 bomb
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.
-
C.
Tallboy bomb
The Tallboy bomb was a British World War II "earthquake" bomb designed by Barnes Wallis to destroy heavily fortified and hardened targets through deep-penetration shock waves.
-
D.
V-1 flying bomb
The V-1 flying bomb was an early German cruise missile used in World War II, known as a pilotless "buzz bomb" deployed primarily against London and other Allied cities.
-
E.
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.
- 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: bouncing bomb Target entity description: The bouncing bomb was a specially engineered World War II explosive device that skipped across water to breach German dams during Operation Chastise.
-
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.
BLU-109 bomb
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.
-
C.
Tallboy bomb
The Tallboy bomb was a British World War II "earthquake" bomb designed by Barnes Wallis to destroy heavily fortified and hardened targets through deep-penetration shock waves.
-
D.
V-1 flying bomb
The V-1 flying bomb was an early German cruise missile used in World War II, known as a pilotless "buzz bomb" deployed primarily against London and other Allied cities.
-
E.
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.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
World War II weapon
ⓘ
bomb ⓘ specialized explosive device ⓘ |
| associatedWith |
Dambusters raid
ⓘ
linked to:
Dambusters
|
| codename | Upkeep ⓘ |
| countryOfOrigin | United Kingdom ⓘ |
| deliveryPlatform |
Avro Lancaster bomber
ⓘ
linked to:
Avro Lancaster
|
| designedBy | Barnes Wallis ⓘ |
| designedTo |
breach dam walls
ⓘ
skip across water ⓘ |
| detonationCondition | set depth below water surface ⓘ |
| detonationMethod | hydrostatic fuse ⓘ |
| developer | Vickers-Armstrongs ⓘ |
| historicalSignificance | iconic British precision weapon of World War II ⓘ |
| innovationType | skip-bombing technology ⓘ |
| inspired | later precision-guided munitions research ⓘ |
| inventorOccupation | aeronautical engineer ⓘ |
| materialEffect | breach of dam walls ⓘ |
| mechanism | backspin-induced skipping on water surface ⓘ |
| mediaDepiction | The Dam Busters (1955 film) ⓘ |
| nicknameOfUnitUsing | Dambusters ⓘ |
| notableTarget |
Edersee Dam
ⓘ
Möhne Dam ⓘ Sorpe Dam ⓘ |
| operatedByUnit | No. 617 Squadron RAF ⓘ |
| operationalStatus | retired ⓘ |
| primaryTarget | German dams ⓘ |
| purpose |
cause catastrophic flooding
ⓘ
destroy dam structures ⓘ |
| relatedDesign | Highball ⓘ |
| relatedDesignUse | anti-ship weapon ⓘ |
| requires |
low-altitude bombing run
ⓘ
precise airspeed ⓘ precise release distance from dam ⓘ special bomb-aiming techniques ⓘ |
| specificDeliveryVariant |
Avro Lancaster B Mark III Special
ⓘ
linked to:
Avro Lancaster
|
| strategicEffect |
disruption of German industrial production
ⓘ
flooding of Ruhr valley ⓘ |
| testingLocation |
Chesil Beach
ⓘ
Reculver ⓘ
linked to:
Reculver, Kent
|
| theatreOfUse | European theatre of World War II ⓘ |
| usedBy | Royal Air Force ⓘ |
| usedInConflict | World War II ⓘ |
| usedInOperation | Operation Chastise ⓘ |
| yearOfDevelopment | 1942 ⓘ |
| yearOfFirstUse | 1943 ⓘ |
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: bouncing bomb Description of subject: The bouncing bomb was a specially engineered World War II explosive device that skipped across water to breach German dams during Operation Chastise.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.