Cliffs may be eroded.Logical formLearned from6 sentences. Cliffs can be maritime.Logical formLearned from6 sentences. A lake may be surrounded by cliffs.Logical formLearned from6 sentences. A male may fall from a cliff.Logical formLearned from6 sentences. (Mountain cliffs) can be steep.Logical formLearned from6 sentences. Cracks can be in a cliff.Logical formLearned from6 sentences. (Sandstone cliffs) can be steep.Logical formLearned from6 sentences. A cliff may erode.Logical formLearned from6 sentences. A wall can be constituted-of-or-filled-with cliffs.Logical formLearned from6 sentences. (Sea cliffs) can be rugged.Logical formLearned from6 sentences. Cliffs can be to the north.Logical formLearned from6 sentences. (Cliff dwellings) may undergo ruins.Logical formLearned from6 sentences. A (sandstone cliff) can be red.Logical formLearned from6 sentences. A fall can be from a cliff.Logical formLearned from6 sentences. (Granite cliffs) can be spectacular.Logical formLearned from6 sentences.