(Aid agencies) may operate in a country.Logical formLearned from20 sentences. Lines may operate.Logical formLearned from19 sentences. A tournament may be operated by a tour.Logical formLearned from19 sentences. A (railway line) may operate.Logical formLearned from19 sentences. A ship may operate in waters.Logical formLearned from19 sentences. Computers may operate.Logical formLearned from19 sentences. A person may operate services.Logical formLearned from19 sentences. An airline may operate services.Logical formLearned from19 sentences. A submarine may operate.Logical formLearned from19 sentences. Firms may operate in markets.Logical formLearned from19 sentences. Trains may be operated by a bank.Logical formLearned from19 sentences. Militant groups may operate.Logical formLearned from19 sentences. A facility may operate some hours.Logical formLearned from19 sentences. Sites may be operated by other (government agencies).Logical formLearned from19 sentences. Routes may be operated.Logical formLearned from19 sentences.