A plain may be surrounded by hills.Logical formLearned from10 sentences. Hills can be vertiginous.Logical formLearned from10 sentences. Solares may be perched on a hill.Logical formLearned from10 sentences. A person may ascend a hill.Logical formLearned from10 sentences. A barn can be in a lea of a hill.Logical formLearned from10 sentences. A person may know hills.Logical formLearned from10 sentences. Persons may take a hill.Logical formLearned from10 sentences. Hills to a southwest may remain in control.Logical formLearned from10 sentences. Spurs may pertain-to hills.Logical formLearned from10 sentences. Areas may pertain-to hills.Logical formLearned from10 sentences. A hill may lie.Logical formLearned from10 sentences. Hills may begin.Logical formLearned from10 sentences. Gold may be found in hills.Logical formLearned from10 sentences. A town can be in hills.Logical formLearned from10 sentences. A hill can be in a neighborhood.Logical formLearned from10 sentences.