(Forest trees) may stand_out in contrast to ridges.Logical formLearned from1 sentences. Ridges may be formed in valleys.Logical formLearned from1 sentences. Channels may appear as ridges of gravel.Logical formLearned from1 sentences. A surface may be set with ridges.Logical formLearned from1 sentences. An offshoot may pertain-to ridges.Logical formLearned from1 sentences. A part of ridges can be without inhabitants.Logical formLearned from1 sentences. A succession of ridges may occur.Logical formLearned from1 sentences. A trunk may lack ridges.Logical formLearned from1 sentences. Ridges can be distinctive of an elephant.Logical formLearned from1 sentences. Westwards can be from ridges.Logical formLearned from1 sentences. A surface may be thrown into ridges.Logical formLearned from1 sentences. Ridges may give a landscape a beauty.Logical formLearned from1 sentences. An apparatus may consist of upwards of some ridges.Logical formLearned from1 sentences. Upwards can be constituted-of-or-filled-with some ridges.Logical formLearned from1 sentences. A file may be formed by a number of ridges.Logical formLearned from1 sentences.