An (office building) may collapse.Logical formLearned from15 sentences. A male may collapse on a stage.Logical formLearned from15 sentences. A (peace pact) may collapse.Logical formLearned from15 sentences. A (pension system) may collapse.Logical formLearned from15 sentences. Some governments may collapse.Logical formLearned from15 sentences. A project may collapse.Logical formLearned from15 sentences. A (gold mine) may collapse.Logical formLearned from14 sentences. (Peace negotiations) may collapse.Logical formLearned from14 sentences. A crane may collapse at a (construction site).Logical formLearned from14 sentences. A soil may collapse.Logical formLearned from14 sentences. A (condominium market) may collapse.Logical formLearned from14 sentences. A religious-leader may collapse.Logical formLearned from14 sentences. A proposal may collapse.Logical formLearned from14 sentences. A gear may collapse.Logical formLearned from14 sentences. A government may collapse on a month.Logical formLearned from14 sentences.