An operation may be implemented.Logical formLearned from20 sentences. An operation can be maiden.Logical formLearned from20 sentences. A (rescue operation) may pertain-to persons.Logical formLearned from20 sentences. Operations can be clerical.Logical formLearned from20 sentences. Persons may halt operations.Logical formLearned from20 sentences. (Deputy head) can be constituted-of-or-filled-with operations.Logical formLearned from20 sentences. A (landing operation) can be amphibious.Logical formLearned from20 sentences. Arrests may be made during an operation.Logical formLearned from20 sentences. Use can be in military operations.Logical formLearned from20 sentences. A world-city may launch an operation.Logical formLearned from20 sentences. A freeze can be on operations.Logical formLearned from20 sentences. An operation can be other.Logical formLearned from20 sentences. Military operations can be in the south.Logical formLearned from20 sentences. Surgeons may perform an operation.Logical formLearned from20 sentences. Flights can be in operation.Logical formLearned from20 sentences.