Persons can be at an end of an era.Logical formLearned from12 sentences. Some years can be before an era.Logical formLearned from12 sentences. An era may pertain-to a genome.Logical formLearned from12 sentences. A phenomenon may pertain-to an era.Logical formLearned from12 sentences. Eras can be in American history.Logical formLearned from12 sentences. An era can be protracted.Logical formLearned from12 sentences. An era may undergo a documentation.Logical formLearned from12 sentences. An era can be constituted-of-or-filled-with global trade.Logical formLearned from12 sentences. An era can be constituted-of-or-filled-with management.Logical formLearned from12 sentences. An era may pertain-to a ceo.Logical formLearned from12 sentences. Throwbacks can be to an era.Logical formLearned from12 sentences. Sins may pertain-to an era.Logical formLearned from12 sentences. Persons may have a new era.Logical formLearned from12 sentences. A male can be 6-1 with some era.Logical formLearned from12 sentences. Events of a week can be events of an era.Logical formLearned from12 sentences.