A collapse can be immune.Logical formLearned from19 sentences. Leadership may undergo a collapse.Logical formLearned from19 sentences. (Property prices) may undergo a collapse.Logical formLearned from19 sentences. Events may lead to a collapse.Logical formLearned from19 sentences. A collapse may pertain-to a mine.Logical formLearned from19 sentences. Accords may undergo a collapse.Logical formLearned from19 sentences. (Peace talks) may face collapse.Logical formLearned from19 sentences. A collapse can be against a country.Logical formLearned from19 sentences. A collapse can be full-blown.Logical formLearned from19 sentences. A state can be constituted-of-or-filled-with economic collapse.Logical formLearned from19 sentences. A collapse can be at a mine.Logical formLearned from19 sentences. Men may survive a collapse.Logical formLearned from19 sentences. Wickets may undergo a collapse.Logical formLearned from19 sentences. Events may lead to a collapse.Logical formLearned from19 sentences. Officials may blame a collapse.Logical formLearned from19 sentences.