A line can be rugged.Logical formLearned from20 sentences. Phones can be rugged.Logical formLearned from20 sentences. A quality can be rugged.Logical formLearned from20 sentences. An individualism can be rugged.Logical formLearned from20 sentences. A coast can be rugged.Logical formLearned from20 sentences. A country can be rugged.Logical formLearned from20 sentences. A shore can be rugged.Logical formLearned from20 sentences. A northeast can be rugged.Logical formLearned from20 sentences. Miles can be rugged.Logical formLearned from19 sentences. A clothing can be rugged.Logical formLearned from19 sentences. Protection can be rugged.Logical formLearned from19 sentences. Reaches can be rugged.Logical formLearned from19 sentences. A texture can be rugged.Logical formLearned from19 sentences. A material can be rugged.Logical formLearned from19 sentences. A trip can be rugged.Logical formLearned from19 sentences.