Some flags may fly at half-mast.Logical formLearned from19 sentences. A ball may fly through air.Logical formLearned from19 sentences. A bullet may fly.Logical formLearned from19 sentences. Girls may fly.Logical formLearned from19 sentences. A boy may fly.Logical formLearned from19 sentences. A male may fly to a person.Logical formLearned from19 sentences. An airline may fly to a world-city.Logical formLearned from19 sentences. A woman may fly to a country.Logical formLearned from19 sentences. Bombers may fly to a country.Logical formLearned from19 sentences. Rhetoric may fly.Logical formLearned from19 sentences. Persons may fly over an area.Logical formLearned from19 sentences. A person may fly without wings.Logical formLearned from19 sentences. A drive may fly.Logical formLearned from19 sentences. Pens may fly.Logical formLearned from19 sentences. Mom may fly.Logical formLearned from19 sentences.