A big man can be rugged.Logical formLearned from3 sentences. A hike can be rugged.Logical formLearned from3 sentences. A kid can be rugged.Logical formLearned from3 sentences. Containers can be rugged.Logical formLearned from3 sentences. Tannins can be rugged.Logical formLearned from3 sentences. A language can be rugged.Logical formLearned from3 sentences. Arms can be rugged.Logical formLearned from3 sentences. A (maritime past) can be rugged.Logical formLearned from3 sentences. Practices can be rugged.Logical formLearned from3 sentences. An escarpments can be rugged.Logical formLearned from3 sentences. A photographer can be rugged.Logical formLearned from3 sentences. An acc can be rugged.Logical formLearned from3 sentences. Opponents may be intrenched in rugged mountains.Logical formLearned from3 sentences. Rocky mountains can be rugged.Logical formLearned from3 sentences. A (radar guidance) can be over rugged mountains.Logical formLearned from3 sentences.