A world may collapse around a person.Logical formLearned from12 sentences. An environment may collapse.Logical formLearned from12 sentences. A land may collapse.Logical formLearned from12 sentences. A bone may collapse.Logical formLearned from12 sentences. An animal may collapse.Logical formLearned from12 sentences. A wall may collapse at a (construction site).Logical formLearned from12 sentences. A trench may collapse.Logical formLearned from12 sentences. A male may collapse on a track.Logical formLearned from12 sentences. An (art market) may collapse.Logical formLearned from12 sentences. A mine may collapse above heads.Logical formLearned from12 sentences. A boom may collapse.Logical formLearned from12 sentences. Hotels may collapse.Logical formLearned from12 sentences. (Stock markets) may collapse.Logical formLearned from12 sentences. Public services may collapse.Logical formLearned from12 sentences. A wall of a century may collapse.Logical formLearned from12 sentences.