A (steel arch bridge) can be unsound.Logical formLearned from2 sentences. An analysis can be unsound.Logical formLearned from2 sentences. A (data collection) can be unsound.Logical formLearned from2 sentences. A person may consider unsound.Logical formLearned from2 sentences. Statements can be unsound.Logical formLearned from2 sentences. A conception can be unsound.Logical formLearned from2 sentences. Hypotheses can be unsound.Logical formLearned from2 sentences. A company can be unsound.Logical formLearned from2 sentences. A charge can be unsound.Logical formLearned from2 sentences. A (hospital building) may be considered unsound.Logical formLearned from2 sentences. A piece can be unsound.Logical formLearned from2 sentences. A practice can be unsound.Logical formLearned from2 sentences. Dams can be unsound.Logical formLearned from2 sentences. A tug can be unsound.Logical formLearned from2 sentences. (Business models) can be unsound.Logical formLearned from2 sentences.