A (spy plane) may fly.Logical formLearned from27 sentences. A male may fly for some years.Logical formLearned from27 sentences. A sacrifice may fly by a person.Logical formLearned from27 sentences. Planes may be flown.Logical formLearned from27 sentences. Some tourists may fly.Logical formLearned from27 sentences. A rocket may fly.Logical formLearned from27 sentences. A male may fly unannounced.Logical formLearned from27 sentences. A couple may fly to a US-city.Logical formLearned from27 sentences. Passengers may fly to a world-city.Logical formLearned from27 sentences. Tourists may fly.Logical formLearned from27 sentences. Officials may fly to a country.Logical formLearned from27 sentences. Bodies of some soldiers may be flown.Logical formLearned from27 sentences. Carriers may fly to a world-city.Logical formLearned from26 sentences. A male may fly for a time.Logical formLearned from26 sentences. A person may fly (business class).Logical formLearned from26 sentences.