A (mountain ridge) can be rugged.Logical formLearned from4 sentences. Sights can be rugged.Logical formLearned from4 sentences. Rugged mountains may pertain-to a kush.Logical formLearned from4 sentences. An (offroad peformance) can be rugged.Logical formLearned from4 sentences. A llama can be rugged.Logical formLearned from4 sentences. Travelers can be rugged.Logical formLearned from4 sentences. Air may envelop rugged mountains.Logical formLearned from4 sentences. Rugged mountains can be in a (war zone).Logical formLearned from4 sentences. (Male looks) can be rugged.Logical formLearned from4 sentences. Rugged laptops may be tested in humidity.Logical formLearned from4 sentences. A description can be rugged.Logical formLearned from4 sentences. Soldiers can be rugged.Logical formLearned from4 sentences. A rugged man can be in 50s.Logical formLearned from4 sentences. A pac-10 can be rugged.Logical formLearned from4 sentences. A draw can be rugged.Logical formLearned from4 sentences.