Grand Slam
E661527
Grand Slam is a massive British World War II "earthquake" bomb designed by Barnes Wallis to penetrate and destroy heavily fortified targets such as bunkers and viaducts.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Grand Slam canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7408485 — 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: Grand Slam Context triple: [22,000 lb Grand Slam bomb, alsoKnownAs, Grand Slam]
-
A.
Golden Slam
The Golden Slam is a rare tennis achievement in which a player wins all four major Grand Slam tournaments and the Olympic gold medal in a single calendar year.
-
B.
Grand Slam tennis tournaments
Grand Slam tennis tournaments are the four most prestigious annual events in professional tennis, comprising the Australian Open, French Open, Wimbledon, and US Open.
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C.
The Happy Slam
The Happy Slam is a popular nickname for the Australian Open, highlighting its reputation as a friendly, fan-focused Grand Slam tennis tournament held each January in Melbourne.
-
D.
Calendar Grand Slam
A Calendar Grand Slam is the rare feat in tennis of winning all four major Grand Slam tournaments within a single calendar year.
-
E.
Grand Slam Champion (WWE)
Grand Slam Champion (WWE) is a distinction awarded to a wrestler who has won a specific combination of top-tier championships in WWE, typically including a world title, a secondary singles title, and tag team titles.
- 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: Grand Slam Target entity description: Grand Slam is a massive British World War II "earthquake" bomb designed by Barnes Wallis to penetrate and destroy heavily fortified targets such as bunkers and viaducts.
-
A.
Golden Slam
The Golden Slam is a rare tennis achievement in which a player wins all four major Grand Slam tournaments and the Olympic gold medal in a single calendar year.
-
B.
Grand Slam tennis tournaments
Grand Slam tennis tournaments are the four most prestigious annual events in professional tennis, comprising the Australian Open, French Open, Wimbledon, and US Open.
-
C.
The Happy Slam
The Happy Slam is a popular nickname for the Australian Open, highlighting its reputation as a friendly, fan-focused Grand Slam tennis tournament held each January in Melbourne.
-
D.
Calendar Grand Slam
A Calendar Grand Slam is the rare feat in tennis of winning all four major Grand Slam tournaments within a single calendar year.
-
E.
Grand Slam Champion (WWE)
Grand Slam Champion (WWE) is a distinction awarded to a wrestler who has won a specific combination of top-tier championships in WWE, typically including a world title, a secondary singles title, and tag team titles.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
World War II weapon
ⓘ
conventional bomb ⓘ earthquake bomb ⓘ |
| alsoKnownAs | Ten Ton Bomb NERFINISHED ⓘ |
| conflict |
World War II
ⓘ
surface form:
Second World War
|
| constructionType | steel-cased bomb ⓘ |
| countryOfOrigin | United Kingdom ⓘ |
| deliveryPlatform | Avro Lancaster bomber NERFINISHED ⓘ |
| deploymentMethod |
dropped from high altitude
ⓘ
free-fall bomb ⓘ |
| designedBy | Vickers-Armstrongs (manufacture under Wallis design) NERFINISHED ⓘ |
| designedTo |
cause underground shock waves
ⓘ
destroy bunkers ⓘ destroy viaducts ⓘ penetrate heavily fortified targets ⓘ |
| designer | Barnes Wallis NERFINISHED ⓘ |
| detonationMode | delayed-action fuze ⓘ |
| developmentPurpose | defeat targets impervious to ordinary bombs ⓘ |
| diameter |
about 1.17 meters
ⓘ
about 3.8 feet ⓘ |
| effectType |
cratering
ⓘ
seismic shock ⓘ |
| era | 1940s ⓘ |
| explosiveFilling | Torpex D1 NERFINISHED ⓘ |
| explosiveFillingMass |
approximately 4350 kilograms
ⓘ
approximately 9600 pounds ⓘ |
| fillingMethod | cast explosive filling ⓘ |
| introducedInYear | 1945 ⓘ |
| length |
about 26 feet
ⓘ
about 7.7 meters ⓘ |
| mass |
approximately 10000 kilograms
ⓘ
approximately 22000 pounds ⓘ |
| notableFeature | one of the largest conventional bombs used in World War II ⓘ |
| operationalUse |
attacks on German viaducts
ⓘ
attacks on U-boat pens ⓘ attacks on hardened structures ⓘ attacks on submarine shelters ⓘ |
| relatedWeapon | Tallboy bomb NERFINISHED ⓘ |
| specificCarrierVariant | Lancaster B.Mk I Special NERFINISHED ⓘ |
| targetType |
bridges
ⓘ
bunkers ⓘ railway infrastructure ⓘ reinforced concrete structures ⓘ |
| usedBy | Royal Air Force ⓘ |
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: Grand Slam Description of subject: Grand Slam is a massive British World War II "earthquake" bomb designed by Barnes Wallis to penetrate and destroy heavily fortified targets such as bunkers and viaducts.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.