Directions can be upward.Logical formLearned from11 sentences. Trees can be upward.Logical formLearned from11 sentences. A quirk can be upward.Logical formLearned from11 sentences. A lilt can be upward.Logical formLearned from11 sentences. A key can be to upward mobility.Logical formLearned from11 sentences. A ratcheting can be upward.Logical formLearned from11 sentences. A diffusion can be upward.Logical formLearned from11 sentences. A portion can be upward.Logical formLearned from11 sentences. A graph can be upward.Logical formLearned from11 sentences. A (market trend) can be upward.Logical formLearned from11 sentences. A convection can be upward.Logical formLearned from11 sentences. Estimates can be upward.Logical formLearned from11 sentences. (Home ownership) can be a key to upward mobility.Logical formLearned from11 sentences. Fluctuations can be upward.Logical formLearned from11 sentences. A helix can be upward.Logical formLearned from10 sentences.