Families may operate.Logical formLearned from18 sentences. Flights may be operated by carriers.Logical formLearned from18 sentences. A system may operate in a manner.Logical formLearned from18 sentences. Long-haul flights may operate.Logical formLearned from18 sentences. Companies may operate across borders.Logical formLearned from18 sentences. An unit may be operated.Logical formLearned from18 sentences. A policy may operate.Logical formLearned from18 sentences. A male may operate a vehicle.Logical formLearned from18 sentences. A company may operate a company.Logical formLearned from18 sentences. A (post office) may operate.Logical formLearned from18 sentences. Prostitutes may operate.Logical formLearned from18 sentences. Militants may operate in a territory.Logical formLearned from18 sentences. A nuclear plant may operate.Logical formLearned from18 sentences. Unmanned drones may operate from a country.Logical formLearned from18 sentences. A male may operate a network.Logical formLearned from18 sentences.