A land can be steep.Logical formLearned from23 sentences. Ones can be steep.Logical formLearned from23 sentences. A waterfall can be steep.Logical formLearned from23 sentences. A downward spiral can be steep.Logical formLearned from23 sentences. A surge can be steep.Logical formLearned from23 sentences. A disadvantage can be steep.Logical formLearned from23 sentences. A face can be steep.Logical formLearned from23 sentences. Ladders can be steep.Logical formLearned from23 sentences. A (lapse rate) can be steep.Logical formLearned from22 sentences. A (nose dive) can be steep.Logical formLearned from22 sentences. Downhills can be steep.Logical formLearned from22 sentences. Declines can be steep.Logical formLearned from22 sentences. Barriers can be steep.Logical formLearned from22 sentences. A coast can be steep.Logical formLearned from22 sentences. (Sea cliffs) can be steep.Logical formLearned from22 sentences.