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| AirFoil(airfoil) |
| appearance as argument number 1 |
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| (subclass AirFoil Device) | Transportation.kif 3332-3332 | Airfoil is a subclass of device |
| (documentation AirFoil EnglishLanguage "An AirFoil or aerofoil (British English) is a streamlined body that is capable of generating significantly more lift than drag. FlightWings, sails and propeller blades are examples of airfoils. [Wikipedia]") | Transportation.kif 3333-3335 | Airfoil is a subclass of device |
| appearance as argument number 2 |
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