A (fund industry) may operate.Logical formLearned from6 sentences. Expenses can be for operatting wells.Logical formLearned from6 sentences. An emergency may operate without backing.Logical formLearned from6 sentences. A board may operate on an assumption.Logical formLearned from6 sentences. A person may operate an elevator.Logical formLearned from6 sentences. Companies may operate a cartel.Logical formLearned from6 sentences. (Extremist groups) may operate in islands.Logical formLearned from6 sentences. Mosques may operate.Logical formLearned from6 sentences. A refinery may be operated by a company.Logical formLearned from6 sentences. A (terror network) may operate in a continental-region.Logical formLearned from6 sentences. Computers may be operated by organizations.Logical formLearned from6 sentences. Companies may operate (oil fields).Logical formLearned from6 sentences. A force may operate in a central zone.Logical formLearned from6 sentences. Experience may operate in a country.Logical formLearned from6 sentences. Bulldozers may be operated.Logical formLearned from6 sentences.