A track can be hilly.Logical formLearned from29 sentences. A border can be hilly.Logical formLearned from28 sentences. An island can be hilly.Logical formLearned from27 sentences. A path can be hilly.Logical formLearned from27 sentences. A horizon can be hilly.Logical formLearned from26 sentences. A geography can be hilly.Logical formLearned from25 sentences. A loop can be hilly.Logical formLearned from25 sentences. A side can be hilly.Logical formLearned from25 sentences. Woods can be hilly.Logical formLearned from25 sentences. A rural area can be hilly.Logical formLearned from25 sentences. Villages can be hilly.Logical formLearned from24 sentences. A surface can be hilly.Logical formLearned from24 sentences. Grasslands can be hilly.Logical formLearned from22 sentences. Courses can be hilly.Logical formLearned from22 sentences. A field can be hilly.Logical formLearned from22 sentences.