Negotiations can be protracted.Logical formLearned from1 815 sentences. A war can be protracted.Logical formLearned from1 197 sentences. A period can be protracted.Logical formLearned from1 021 sentences. A battle can be protracted.Logical formLearned from1 019 sentences. A conflict can be protracted.Logical formLearned from825 sentences. A struggle can be protracted.Logical formLearned from749 sentences. A crisis can be protracted.Logical formLearned from689 sentences. A legal battle can be protracted.Logical formLearned from651 sentences. A campaign can be protracted.Logical formLearned from641 sentences. A litigation can be protracted.Logical formLearned from608 sentences. A civil war can be protracted.Logical formLearned from584 sentences. A dispute can be protracted.Logical formLearned from582 sentences. A fight can be protracted.Logical formLearned from544 sentences. A process can be protracted.Logical formLearned from431 sentences. A debate can be protracted.Logical formLearned from389 sentences.