(subclass MultihullWaterVehicle WaterVehicle) | Transportation.kif 2294-2294 | MultihullWaterVehicle e' uma sub-classe de WaterVehicle |
(subclass Catamaran MultihullWaterVehicle) | Transportation.kif 2295-2295 | Catamaran e' uma sub-classe de MultihullWaterVehicle |