....s can be steep.Logical formLearned from2 sentences. A down grade can be steep.Logical formLearned from2 sentences. (Tariff increases) can be steep.Logical formLearned from2 sentences. Streams can be steep.Logical formLearned from2 sentences. A farmland can be steep.Logical formLearned from2 sentences. (Ski runs) can be steep.Logical formLearned from2 sentences. A cliff can be steep.Logical formLearned from2 sentences. A terrain of an optical lattice can be steep.Logical formLearned from2 sentences. Prices can be steep for persons.Logical formLearned from2 sentences. A down can be steep.Logical formLearned from2 sentences. A gradient of a tunnel can be steep.Logical formLearned from2 sentences. A cropland can be steep.Logical formLearned from2 sentences. A price of maintaining ties can be steep.Logical formLearned from2 sentences. A (lava cliffs) can be steep.Logical formLearned from2 sentences. A (crater wall) can be steep.Logical formLearned from2 sentences.