The ground can be rugged.Logical formLearned from10 sentences. A point can be rugged.Logical formLearned from10 sentences. Days can be rugged.Logical formLearned from10 sentences. A metal can be rugged.Logical formLearned from10 sentences. Guys can be rugged.Logical formLearned from10 sentences. Outlines can be rugged.Logical formLearned from10 sentences. (Sport utility vehicles) can be rugged.Logical formLearned from10 sentences. A past can be rugged.Logical formLearned from10 sentences. (Hiking trails) can be rugged.Logical formLearned from10 sentences. A swath can be rugged.Logical formLearned from10 sentences. Sports can be rugged.Logical formLearned from10 sentences. Structures can be rugged.Logical formLearned from10 sentences. An universe can be rugged.Logical formLearned from10 sentences. A glamour can be rugged.Logical formLearned from10 sentences. A (road trip) can be rugged.Logical formLearned from10 sentences.