Cotton can be rugged.Logical formLearned from7 sentences. A laptop can be rugged.Logical formLearned from7 sentences. A (flash drive) can be rugged.Logical formLearned from7 sentences. Points can be rugged.Logical formLearned from7 sentences. Crests can be rugged.Logical formLearned from7 sentences. A guard can be rugged.Logical formLearned from7 sentences. A pickup can be rugged.Logical formLearned from7 sentences. A (desert course) can be rugged.Logical formLearned from7 sentences. A (mountain valley) can be rugged.Logical formLearned from7 sentences. A chain can be rugged.Logical formLearned from7 sentences. A mountaintop can be rugged.Logical formLearned from7 sentences. Wilds can be rugged.Logical formLearned from7 sentences. (Sport fisherman) can be rugged.Logical formLearned from7 sentences. A workhorse can be rugged.Logical formLearned from7 sentences. Andean mountains can be rugged.Logical formLearned from7 sentences.