A (back part) can be unsound.Logical formLearned from2 sentences. Bruins can be unsound.Logical formLearned from2 sentences. A spending can be unsound.Logical formLearned from2 sentences. A practice can be unsound.Logical formLearned from2 sentences. A proposition can be unsound.Logical formLearned from2 sentences. (Term limits) can be unsound.Logical formLearned from2 sentences. Public finances can be unsound.Logical formLearned from2 sentences. A case can be unsound.Logical formLearned from2 sentences. A concrete shell can be unsound.Logical formLearned from2 sentences. (Business plans) can be unsound.Logical formLearned from2 sentences. A model can be unsound.Logical formLearned from2 sentences. A strategy can be unsound.Logical formLearned from2 sentences. An attitude can be unsound.Logical formLearned from2 sentences. A moral argument can be unsound.Logical formLearned from2 sentences. A financial management can be unsound.Logical formLearned from2 sentences.