A football can be on a hill.Logical formLearned from20 sentences. Hills can be clouded.Logical formLearned from20 sentences. Hills can be pristine.Logical formLearned from20 sentences. A female may climb a hill.Logical formLearned from20 sentences. A person may get_up a hill.Logical formLearned from20 sentences. A tune may be heard on a hill.Logical formLearned from20 sentences. A (hill station) can be famous.Logical formLearned from20 sentences. Persons may climb hills.Logical formLearned from20 sentences. Bottom may pertain-to a hill.Logical formLearned from20 sentences. A hill may pertain-to a us-state.Logical formLearned from20 sentences. A hill can be behind a house.Logical formLearned from20 sentences. Hills can be undeveloped.Logical formLearned from20 sentences. A fool can be on a hill.Logical formLearned from20 sentences. Hills can be around a male.Logical formLearned from20 sentences. Hills may melt.Logical formLearned from20 sentences.