An operation may undergo a performance.Logical formLearned from110 sentences. Some persons can be at an operation.Logical formLearned from110 sentences. Operations can be ongoing.Logical formLearned from110 sentences. Operations can be acquired.Logical formLearned from110 sentences. An operation may start.Logical formLearned from110 sentences. Operation may be launched.Logical formLearned from110 sentences. An operation can be scheduled.Logical formLearned from109 sentences. (Motor vehicles) may undergo an operation.Logical formLearned from109 sentences. Income can be from discontinued operations.Logical formLearned from109 sentences. An operation can be convenient.Logical formLearned from109 sentences. The economy may undergo an operation.Logical formLearned from109 sentences. Phases may pertain-to an operation.Logical formLearned from109 sentences. A center can be constituted-of-or-filled-with operations.Logical formLearned from109 sentences. A person can be in_charge_of an operation.Logical formLearned from109 sentences. An operation may undergo a management.Logical formLearned from109 sentences.