Demand can be for civilian aircraft.Logical formLearned from34 sentences. An attack can be on an aircraft.Logical formLearned from34 sentences. A wreckage may pertain-to an aircraft.Logical formLearned from34 sentences. Some passengers can be on an aircraft.Logical formLearned from34 sentences. A (spy aircraft) can be unmanned.Logical formLearned from33 sentences. An aircraft can be with some passengers.Logical formLearned from33 sentences. Some aircrafts can be on the ground.Logical formLearned from33 sentences. A male can be (aircraft designer).Logical formLearned from33 sentences. An aircraft can be in question.Logical formLearned from33 sentences. Aircrafts may be damaged in combat.Logical formLearned from33 sentences. Aircraft may be flown.Logical formLearned from33 sentences. Aircrafts can be argentine.Logical formLearned from33 sentences. Sales may pertain-to an aircraft.Logical formLearned from33 sentences. (C-17 aircrafts) may pertain-to a country.Logical formLearned from33 sentences. A (drone aircraft) may pertain-to a government-agency.Logical formLearned from33 sentences.