A role can be in a collapse of a company.Logical formLearned from13 sentences. Partnerships may contribute to a collapse.Logical formLearned from13 sentences. A lost city may undergo a collapse.Logical formLearned from13 sentences. Soils may lead to a collapse of a lost city.Logical formLearned from13 sentences. Effects may pertain-to an economic collapse.Logical formLearned from13 sentences. Fears can be constituted-of-or-filled-with economic collapse.Logical formLearned from13 sentences. A collapse may undergo an anticipation.Logical formLearned from13 sentences. A collapse can be in values.Logical formLearned from13 sentences. A collapse can be in negotiations.Logical formLearned from13 sentences. A collapse may pertain-to a soviet bloc.Logical formLearned from13 sentences. A collapse may undergo warnings.Logical formLearned from13 sentences. A collapse can be complex.Logical formLearned from13 sentences. A collapse can be visible.Logical formLearned from13 sentences. (Consumer spending) may undergo a collapse.Logical formLearned from13 sentences. An evil empire may undergo a collapse.Logical formLearned from13 sentences.