A flight may depart.Logical formLearned from198 sentences. Persons may have a flight.Logical formLearned from198 sentences. A flight can be unmanned.Logical formLearned from197 sentences. Birds may have a flight with alternatting bouts of flapping.Logical formLearned from195 sentences. A (return flight) may pertain-to a male.Logical formLearned from195 sentences. A risk can be constituted-of-or-filled-with flight.Logical formLearned from195 sentences. (Passenger flights) can be scheduled.Logical formLearned from194 sentences. A flight may carry some passengers.Logical formLearned from194 sentences. A flight may take place.Logical formLearned from193 sentences. Flights can be constituted-of-or-filled-with some hours.Logical formLearned from192 sentences. A passenger can be on a flight.Logical formLearned from192 sentences. Demand can be for flights.Logical formLearned from192 sentences. A flight can be with explosives.Logical formLearned from192 sentences. A flight may undergo an arrival.Logical formLearned from191 sentences. Flights may begin.Logical formLearned from190 sentences.