A volcanic rock can be dark.Logical formLearned from25 sentences. (Rock bands) can be heavy.Logical formLearned from25 sentences. Some cubic yards can be constituted-of-or-filled-with rock.Logical formLearned from25 sentences. Rehearsals can be for rocks.Logical formLearned from25 sentences. Titt may bar (rock chicks).Logical formLearned from25 sentences. A rock can be known.Logical formLearned from25 sentences. Rocks may tumble.Logical formLearned from25 sentences. An (indie rock group) can be beloved.Logical formLearned from25 sentences. A rock may be removed.Logical formLearned from25 sentences. A man can be in rock.Logical formLearned from25 sentences. Rocks can be in a US-city.Logical formLearned from25 sentences. A (rock sound) can be heavy.Logical formLearned from25 sentences. Persons may see rocks.Logical formLearned from25 sentences. Rock can be alive.Logical formLearned from25 sentences. A male may hit a rock.Logical formLearned from25 sentences.