A male may fly in a world-city.Logical formLearned from11 sentences. A system may fly.Logical formLearned from11 sentences. Planes may fly into twin towers.Logical formLearned from11 sentences. A female may fly higher.Logical formLearned from11 sentences. Persons may fly a palestinian flag.Logical formLearned from11 sentences. An animal may fly.Logical formLearned from11 sentences. Planes may fly over a US-city.Logical formLearned from11 sentences. A person may fly in some weeks.Logical formLearned from11 sentences. Parents may fly from a home.Logical formLearned from11 sentences. Captain may risk a life by flying a helicopter.Logical formLearned from11 sentences. Stories may fly.Logical formLearned from11 sentences. A male may fly on commercial airlines.Logical formLearned from11 sentences. Experts may fly into a country.Logical formLearned from11 sentences. A hour may fly.Logical formLearned from11 sentences. A person may fly with a country.Logical formLearned from11 sentences.