A person may fly planes.Logical formLearned from56 sentences. Butterflies may fly.Logical formLearned from55 sentences. Stuff may fly.Logical formLearned from55 sentences. A couple may fly.Logical formLearned from55 sentences. Fists may fly.Logical formLearned from55 sentences. A person may fly an airplane.Logical formLearned from55 sentences. Aircraft may fly over a country.Logical formLearned from55 sentences. Persons may fly high.Logical formLearned from54 sentences. A guy may fly.Logical formLearned from54 sentences. Years may fly.Logical formLearned from54 sentences. A flag may fly at half-mast.Logical formLearned from54 sentences. A male may fly an aircraft.Logical formLearned from54 sentences. Persons may fly in air.Logical formLearned from54 sentences. Recriminations may fly.Logical formLearned from54 sentences. A person may be flown to a world-city.Logical formLearned from53 sentences.