Rock can be in a tongue/language.Logical formLearned from16 sentences. A ring can be a rock.Logical formLearned from16 sentences. A rock may pertain-to 1960s.Logical formLearned from16 sentences. A rock can be in a hand.Logical formLearned from16 sentences. A word can be for rock.Logical formLearned from16 sentences. A passion can be for rock.Logical formLearned from16 sentences. Rocks can be on a surface.Logical formLearned from16 sentences. A (rock star) can be faded.Logical formLearned from16 sentences. Layers can be constituted-of-or-filled-with volcanic rock.Logical formLearned from16 sentences. Rocks can be exotic.Logical formLearned from16 sentences. Characteristics may pertain-to rocks.Logical formLearned from16 sentences. A rock can be formed.Logical formLearned from16 sentences. Marchers may throw rocks.Logical formLearned from16 sentences. A (rock wall) can be high.Logical formLearned from16 sentences. Some rocks can be constituted-of-or-filled-with crack.Logical formLearned from16 sentences.