An aircraft can be spare.Logical formLearned from56 sentences. Versions may pertain-to an aircraft.Logical formLearned from56 sentences. An aircraft can be damaged.Logical formLearned from56 sentences. Flights can be by aircraft.Logical formLearned from56 sentences. An aircraft can be enough.Logical formLearned from56 sentences. A military aircraft may crash.Logical formLearned from55 sentences. An aircraft can be reliable.Logical formLearned from55 sentences. Aircrafts may be bombed.Logical formLearned from55 sentences. An aircraft can be assigned.Logical formLearned from55 sentences. A brand can be with an aircraft.Logical formLearned from55 sentences. Some aircraft can be with a workforce of some staff.Logical formLearned from55 sentences. An aircraft can be with standards of (passenger comfort).Logical formLearned from55 sentences. A new generation can be constituted-of-or-filled-with aircraft.Logical formLearned from55 sentences. A (landing gear) may pertain-to an aircraft.Logical formLearned from55 sentences. A civilian aircraft can be unarmed.Logical formLearned from55 sentences.