A timeline can be rigid.Logical formLearned from8 sentences. Decisions can be rigid.Logical formLearned from8 sentences. A purity can be rigid.Logical formLearned from8 sentences. A will can be rigid.Logical formLearned from8 sentences. Curfews can be rigid.Logical formLearned from8 sentences. A (wage structure) can be rigid.Logical formLearned from8 sentences. An expression can be rigid.Logical formLearned from8 sentences. Politics can be rigid.Logical formLearned from8 sentences. (Exchange rates) can be rigid.Logical formLearned from8 sentences. A presentation can be rigid.Logical formLearned from7 sentences. An (exchange rate system) can be rigid.Logical formLearned from7 sentences. Chains can be rigid.Logical formLearned from7 sentences. (Chain actuators) can be rigid.Logical formLearned from7 sentences. A rock can be rigid.Logical formLearned from7 sentences. A tongue can be rigid.Logical formLearned from7 sentences.