A return can be to an era.Logical formLearned from78 sentences. An era may pertain-to a president.Logical formLearned from78 sentences. A new era can be constituted-of-or-filled-with reform.Logical formLearned from77 sentences. A time can be in a modern era.Logical formLearned from77 sentences. An era may pertain-to a video-game-console.Logical formLearned from77 sentences. Songs can be from an era.Logical formLearned from77 sentences. A new era can be in history.Logical formLearned from76 sentences. An era may pertain-to the internet.Logical formLearned from76 sentences. An era may draw to a close.Logical formLearned from76 sentences. Persons may enter an era.Logical formLearned from76 sentences. A symbol may pertain-to an era.Logical formLearned from75 sentences. A new era can be constituted-of-or-filled-with opportunity.Logical formLearned from75 sentences. An era can be in a US-city.Logical formLearned from75 sentences. An era may undergo buildings.Logical formLearned from75 sentences. A new era can be constituted-of-or-filled-with accountability.Logical formLearned from75 sentences.