A faculty may operate.Logical formLearned from7 sentences. Persons may operate some days.Logical formLearned from7 sentences. A battalion may operate in an area.Logical formLearned from7 sentences. A person may operate an office.Logical formLearned from7 sentences. A museum may operate.Logical formLearned from7 sentences. Companies may operate facilities.Logical formLearned from7 sentences. Satellites may operate.Logical formLearned from7 sentences. Practitioners may operate.Logical formLearned from7 sentences. Democracy may operate.Logical formLearned from7 sentences. Corporations may operate in a country.Logical formLearned from7 sentences. A person may operate in some countries.Logical formLearned from7 sentences. Members may operate in a country.Logical formLearned from7 sentences. Some (government contractors) may operate in a country.Logical formLearned from7 sentences. A company may operate some hospitals.Logical formLearned from7 sentences. A company may operate some ports.Logical formLearned from7 sentences.