Ridges can be scalloped.Logical formLearned from2 sentences. Ridges can be constituted-of-or-filled-with steel.Logical formLearned from2 sentences. Ridges can be constituted-of-or-filled-with alluvium.Logical formLearned from2 sentences. Hickory may be found on soils of ridges.Logical formLearned from2 sentences. A region may be characterised by ridges.Logical formLearned from2 sentences. Ridges may be oriented.Logical formLearned from2 sentences. A fingerprint may be made of a series of ridges.Logical formLearned from2 sentences. Ridges can be in a mouth.Logical formLearned from2 sentences. Ridges may manifest steepness.Logical formLearned from2 sentences. Persons may pass some ridges.Logical formLearned from2 sentences. Parallel can be to ridges.Logical formLearned from2 sentences. Dunes may be alined in ridges.Logical formLearned from2 sentences. Ridges can be on a planet.Logical formLearned from2 sentences. Ridges may be studied.Logical formLearned from2 sentences. (Mare ridges) can be examples of features.Logical formLearned from2 sentences.