Fore-wings may be strengthened with ridges.Logical formLearned from1 sentences. Ridges may be inflected.Logical formLearned from1 sentences. Some ridges may remain separated.Logical formLearned from1 sentences. Ridges may be freted on some sides by bays.Logical formLearned from1 sentences. Schists may form ridges.Logical formLearned from1 sentences. A route may traverse a waste of ridges.Logical formLearned from1 sentences. Ridges may undergo a waste.Logical formLearned from1 sentences. An infinity can be constituted-of-or-filled-with ridges.Logical formLearned from1 sentences. Ridges may mass themselves.Logical formLearned from1 sentences. Ridges may be split_backed.Logical formLearned from1 sentences. Ridges can be in the south.Logical formLearned from1 sentences. Ridges can be due to an erosion of phyllites.Logical formLearned from1 sentences. Depressions can be between (mountain ridges).Logical formLearned from1 sentences. Valleys may be inclosed between ridges of hills.Logical formLearned from1 sentences. Lines may pertain-to ridges.Logical formLearned from1 sentences.