A (police state) can be rigid.Logical formLearned from5 sentences. A penchant can be rigid.Logical formLearned from5 sentences. A setup can be rigid.Logical formLearned from5 sentences. (Front ends) can be rigid.Logical formLearned from5 sentences. A paradigm can be rigid.Logical formLearned from5 sentences. Governments can be rigid.Logical formLearned from5 sentences. Environmental regulations can be rigid.Logical formLearned from5 sentences. A tradeoff can be rigid.Logical formLearned from5 sentences. A (production schedule) can be rigid.Logical formLearned from5 sentences. Theories can be rigid.Logical formLearned from5 sentences. A chekhov can be rigid.Logical formLearned from5 sentences. A (cost control) can be rigid.Logical formLearned from5 sentences. A church can be rigid.Logical formLearned from5 sentences. A society can be rigid.Logical formLearned from5 sentences. Ethical standards can be rigid.Logical formLearned from5 sentences.