Planes may fly low.Logical formLearned from19 sentences. A person may fly at some feet.Logical formLearned from19 sentences. A fleet may fly.Logical formLearned from19 sentences. Men may fly planes.Logical formLearned from19 sentences. (Passenger miles) may be flown.Logical formLearned from19 sentences. Some airplanes may fly.Logical formLearned from19 sentences. A team may fly to a country.Logical formLearned from19 sentences. Comments may fly.Logical formLearned from19 sentences. A male may fly.Logical formLearned from19 sentences. Planes may fly from territory.Logical formLearned from19 sentences. Birds may fly in formation.Logical formLearned from19 sentences. Night may fly.Logical formLearned from19 sentences. A person may fly on an airline.Logical formLearned from19 sentences. Islamic extremists may fly planes.Logical formLearned from19 sentences. An (air force) may fly.Logical formLearned from19 sentences.