Pieces can be upbeat.Logical formLearned from2 sentences. A horn can be upbeat.Logical formLearned from2 sentences. Horns can be upbeat.Logical formLearned from2 sentences. A campaigning can be upbeat.Logical formLearned from2 sentences. A (cover story) can be upbeat.Logical formLearned from2 sentences. Trappings can be upbeat.Logical formLearned from2 sentences. (Story lines) can be upbeat.Logical formLearned from2 sentences. A (software entrepreneur) can be upbeat.Logical formLearned from2 sentences. Blacks can be upbeat about the economy.Logical formLearned from2 sentences. (News conferences) can be upbeat.Logical formLearned from2 sentences. Candidates can be upbeat.Logical formLearned from2 sentences. An indie-pop can be upbeat.Logical formLearned from2 sentences. A missive can be upbeat.Logical formLearned from2 sentences. A section can be upbeat.Logical formLearned from2 sentences. A situation can be upbeat.Logical formLearned from2 sentences.