A structure may pertain-to rocks.Logical formLearned from20 sentences. A male can be chained to a rock.Logical formLearned from20 sentences. A sedimentary rock can be layered.Logical formLearned from20 sentences. Rocks may be deformed.Logical formLearned from20 sentences. A rock can be a sandstone.Logical formLearned from20 sentences. A (tour manager) can be for a (rock band).Logical formLearned from20 sentences. A cleft can be in rocks.Logical formLearned from20 sentences. Rocks may break.Logical formLearned from20 sentences. A volcanic rock can be porous.Logical formLearned from20 sentences. Minerals can be in a rock.Logical formLearned from20 sentences. A boat may crash into rocks.Logical formLearned from20 sentences. Contrast can be to a rock.Logical formLearned from20 sentences. A (rock career) may pertain-to a male.Logical formLearned from20 sentences. Hollows can be constituted-of-or-filled-with rock.Logical formLearned from20 sentences. A group can be part of a (rock invasion).Logical formLearned from20 sentences.