A (guerrilla war) can be protracted.Logical formLearned from137 sentences. A drought can be protracted.Logical formLearned from127 sentences. A trial can be protracted.Logical formLearned from126 sentences. Wars can be protracted.Logical formLearned from122 sentences. A wrangling can be protracted.Logical formLearned from122 sentences. A nature can be protracted.Logical formLearned from121 sentences. Legal battles can be protracted.Logical formLearned from116 sentences. An ethnic conflict can be protracted.Logical formLearned from115 sentences. A (power struggle) can be protracted.Logical formLearned from114 sentences. Efforts can be protracted.Logical formLearned from111 sentences. A downturn can be protracted.Logical formLearned from109 sentences. A deadlock can be protracted.Logical formLearned from102 sentences. Battles can be protracted.Logical formLearned from101 sentences. A discussion can be protracted.Logical formLearned from98 sentences. A stalemate can be protracted.Logical formLearned from98 sentences.