A tramway may undergo an operation.Logical formLearned from20 sentences. An operation can be indoor.Logical formLearned from20 sentences. A contract may undergo an operation.Logical formLearned from20 sentences. Operations may continue until a month.Logical formLearned from20 sentences. An operation can be specialized.Logical formLearned from20 sentences. A country may intensify operations.Logical formLearned from20 sentences. An operation can be that something-is-the-case.Logical formLearned from20 sentences. (Fighter operations) can be tactical.Logical formLearned from20 sentences. Mechanisms may undergo an operation.Logical formLearned from20 sentences. A partnership may undergo an operation.Logical formLearned from20 sentences. A cost can be constituted-of-or-filled-with operation.Logical formLearned from20 sentences. Excellence can be in operations.Logical formLearned from20 sentences. An operation may undergo a funding.Logical formLearned from20 sentences. Operation can be in the world.Logical formLearned from20 sentences. Operation may undergo events.Logical formLearned from20 sentences.