A practice may undergo an operation.Logical formLearned from15 sentences. An operation can be a test.Logical formLearned from15 sentences. Operations can be on some sides of a border.Logical formLearned from15 sentences. A (sting operation) may use informants.Logical formLearned from15 sentences. An operation may pick_up speed.Logical formLearned from15 sentences. Military operations can be by an international-political-entity.Logical formLearned from15 sentences. Some insurgents may be killed in operations.Logical formLearned from15 sentences. An operation can be close to comming to an end.Logical formLearned from15 sentences. A company may halt operations.Logical formLearned from15 sentences. A review may pertain-to (wine operations).Logical formLearned from15 sentences. An operation may involve troops.Logical formLearned from15 sentences. A (rescue operation) may resume.Logical formLearned from15 sentences. An arrest can be in a (sting operation).Logical formLearned from15 sentences. A (rescue operation) may last some hours.Logical formLearned from15 sentences. An (executive vice president) can be for international operations.Logical formLearned from15 sentences.