A group may have operations.Logical formLearned from166 sentences. Operations may be conducted.Logical formLearned from165 sentences. A (sting operation) can be undercover.Logical formLearned from165 sentences. Operations can be insurgent.Logical formLearned from165 sentences. Operations can be hazardous.Logical formLearned from165 sentences. Operations may undergo planning.Logical formLearned from164 sentences. Operations may begin.Logical formLearned from164 sentences. Operations may cease.Logical formLearned from164 sentences. A name may pertain-to an operation.Logical formLearned from164 sentences. A military-or-other-action-organization may undergo operations.Logical formLearned from164 sentences. A loss can be from discontinued operations.Logical formLearned from164 sentences. (Air operations) may pertain-to an international-political-entity.Logical formLearned from164 sentences. An army may launch an operation.Logical formLearned from164 sentences. Operations can be dangerous.Logical formLearned from163 sentences. Changes can be in operations.Logical formLearned from163 sentences.