A vegetation can be stiff.Logical formLearned from2 sentences. A (military salute) can be stiff.Logical formLearned from2 sentences. Satins can be stiff.Logical formLearned from2 sentences. A shirt-collar can be stiff.Logical formLearned from2 sentences. A child can be stiff.Logical formLearned from2 sentences. A (court society) can be stiff.Logical formLearned from2 sentences. An aristocracy can be stiff.Logical formLearned from2 sentences. Players can be stiff.Logical formLearned from2 sentences. A (pull lip) can be stiff.Logical formLearned from2 sentences. (Soil existings) can be stiff.Logical formLearned from2 sentences. A pipe-clay can be stiff.Logical formLearned from2 sentences. A covering can be stiff.Logical formLearned from2 sentences. A kilt can be stiff.Logical formLearned from2 sentences. A (shirt collar) can be stiff.Logical formLearned from2 sentences. A dress can be stiff.Logical formLearned from2 sentences.