A (rock star) can be troubled.Logical formLearned from16 sentences. A group can be constituted-of-or-filled-with (rock musicians).Logical formLearned from16 sentences. Best (rock album) may pertain-to a year.Logical formLearned from16 sentences. (Rock pillars) can be spectacular.Logical formLearned from16 sentences. (Rock paintings) can be aboriginal.Logical formLearned from16 sentences. A future may pertain-to rock.Logical formLearned from15 sentences. A rock can be angled.Logical formLearned from15 sentences. A country may hit (rock bottom).Logical formLearned from15 sentences. A face can be constituted-of-or-filled-with rock.Logical formLearned from15 sentences. A (rock album) may pertain-to a year.Logical formLearned from15 sentences. Rocks may pertain-to a river.Logical formLearned from15 sentences. Work can be with (rock band).Logical formLearned from15 sentences. Granite can be a rock.Logical formLearned from15 sentences. A song can be by an (alternative rock group).Logical formLearned from15 sentences. A (rock radio) may pertain-to a male.Logical formLearned from15 sentences.