A military can be tough.Logical formLearned from6 sentences. (Audiovisual laws) can be tough.Logical formLearned from6 sentences. A (closing hole) can be tough.Logical formLearned from6 sentences. A (council resolution) can be tough.Logical formLearned from6 sentences. A political opponent can be tough.Logical formLearned from6 sentences. Ascents can be tough.Logical formLearned from6 sentences. An un can be tough.Logical formLearned from6 sentences. (Development challenges) can be tough.Logical formLearned from6 sentences. A new immigration can be tough.Logical formLearned from6 sentences. (Anti-narcotics laws) can be tough.Logical formLearned from6 sentences. A world-city may talk tough.Logical formLearned from6 sentences. An (election race) can be tough.Logical formLearned from6 sentences. A hole can be tough.Logical formLearned from6 sentences. A tough guy may believe that something-is-the-case.Logical formLearned from6 sentences. A (resistance level) can be tough.Logical formLearned from6 sentences.