Aircraft may be attacked.Logical formLearned from30 sentences. Some aircrafts may be used.Logical formLearned from30 sentences. Aircrafts can be phantom.Logical formLearned from30 sentences. Flights can be by military aircraft.Logical formLearned from30 sentences. An aircraft can be retired.Logical formLearned from30 sentences. Some aircrafts may be designated.Logical formLearned from30 sentences. Aircraft may undergo losses.Logical formLearned from30 sentences. An aircraft may fly in a month.Logical formLearned from30 sentences. An (aircraft company) may pertain-to a person.Logical formLearned from30 sentences. A bottom may pertain-to an aircraft.Logical formLearned from30 sentences. An aircraft may leave.Logical formLearned from30 sentences. A pilot may fly an aircraft.Logical formLearned from30 sentences. An (aircraft carrier) may pertain-to a language.Logical formLearned from30 sentences. Hundreds can be constituted-of-or-filled-with aircrafts.Logical formLearned from30 sentences. An aircraft can be unstable.Logical formLearned from30 sentences.