A group may operate in a country.Logical formLearned from48 sentences. Society may operate.Logical formLearned from48 sentences. Firms may operate.Logical formLearned from48 sentences. A ring may operate.Logical formLearned from48 sentences. Courts may operate.Logical formLearned from48 sentences. Workers may operate.Logical formLearned from47 sentences. Companies may operate in a region.Logical formLearned from47 sentences. A male may operate a company.Logical formLearned from47 sentences. A weather-service may operate the weather.Logical formLearned from47 sentences. An unit may operate.Logical formLearned from47 sentences. Persons may operate a business.Logical formLearned from47 sentences. A person may operate a site.Logical formLearned from47 sentences. Soldiers may operate in an area.Logical formLearned from47 sentences. A station may be operated by a company.Logical formLearned from46 sentences. An airline may operate.Logical formLearned from46 sentences.