Elements may operate.Logical formLearned from17 sentences. Flights may operate on schedule.Logical formLearned from17 sentences. Some charities may operate.Logical formLearned from17 sentences. A male may operate in an area.Logical formLearned from17 sentences. Talks may operate under an assumption.Logical formLearned from17 sentences. Persons may operate in accordance.Logical formLearned from17 sentences. Terrorists may operate from territory.Logical formLearned from17 sentences. A company may operate banks.Logical formLearned from17 sentences. Groups may operate from territory.Logical formLearned from17 sentences. Boats may operate.Logical formLearned from17 sentences. Israeli soldiers may operate.Logical formLearned from17 sentences. Persons may operate in a fashion.Logical formLearned from17 sentences. Firms may operate through subsidiaries.Logical formLearned from17 sentences. Agencies may operate in a region.Logical formLearned from17 sentences. A company may operate a flight.Logical formLearned from17 sentences.