Books may fly.Logical formLearned from18 sentences. Persons may fly to a country.Logical formLearned from18 sentences. A male may fly over a city.Logical formLearned from18 sentences. (Business travelers) may fly.Logical formLearned from18 sentences. A US-city may fly to a US-city.Logical formLearned from18 sentences. Companies may fly.Logical formLearned from18 sentences. An aircraft may fly to a country.Logical formLearned from18 sentences. A male may fly a kite.Logical formLearned from18 sentences. A male may fly to a home.Logical formLearned from18 sentences. Fire may fly.Logical formLearned from18 sentences. A female may fly to a region.Logical formLearned from18 sentences. A male may fly a flag.Logical formLearned from18 sentences. A person may fly for business.Logical formLearned from18 sentences. Pilots may fly planes.Logical formLearned from18 sentences. Hair may fly in a wind.Logical formLearned from18 sentences.