Some aircraft may crash.Logical formLearned from42 sentences. An aircraft may be highjacked.Logical formLearned from42 sentences. Damage can be to an aircraft.Logical formLearned from42 sentences. A market can be for commercial aircraft.Logical formLearned from42 sentences. A majority may pertain-to an aircraft.Logical formLearned from42 sentences. An aircraft can be simple.Logical formLearned from42 sentences. Some destinations can be with a fleet of some aircraft.Logical formLearned from42 sentences. An aircraft may move.Logical formLearned from42 sentences. Sales can be constituted-of-or-filled-with civilian aircraft.Logical formLearned from42 sentences. Aircraft can be in an area.Logical formLearned from42 sentences. A right side may pertain-to an aircraft.Logical formLearned from42 sentences. An aircraft can be wooden.Logical formLearned from42 sentences. A (transport aircraft) may pertain-to a country.Logical formLearned from42 sentences. An aircraft may pertain-to a group.Logical formLearned from42 sentences. Some aircrafts may return.Logical formLearned from41 sentences.