A male may start a new era.Logical formLearned from10 sentences. Persons may reach an era.Logical formLearned from10 sentences. A new era can be constituted-of-or-filled-with scientific research.Logical formLearned from10 sentences. American foreign policy can be in an era.Logical formLearned from10 sentences. A history may pertain-to a modern era.Logical formLearned from10 sentences. Sculptors may pertain-to an era.Logical formLearned from10 sentences. A new era can be in (health care).Logical formLearned from10 sentences. A continental-region can be in an era.Logical formLearned from10 sentences. A person may look at an era.Logical formLearned from10 sentences. An era can be constituted-of-or-filled-with choices.Logical formLearned from10 sentences. An end can be to an era.Logical formLearned from10 sentences. Persons can be at a start of a new era.Logical formLearned from10 sentences. A new era can be constituted-of-or-filled-with struggle.Logical formLearned from10 sentences. An era can be constituted-of-or-filled-with times.Logical formLearned from10 sentences. An era can be constituted-of-or-filled-with urbanization.Logical formLearned from10 sentences.