A (mountain ridge) can be forested.Logical formLearned from5 sentences. An airliner may crash into a (mountain ridge).Logical formLearned from5 sentences. (Ice pieces) may snap_off a ridge.Logical formLearned from5 sentences. The west may pertain-to a ridge.Logical formLearned from5 sentences. A ridge can be on a green.Logical formLearned from5 sentences. A male may stand on a (mountain ridge).Logical formLearned from5 sentences. A ridge can be in a green.Logical formLearned from5 sentences. Persons can be on a (ridge line).Logical formLearned from5 sentences. A (ridge line) may fire at persons.Logical formLearned from5 sentences. A (ridge line) can be uninhabited.Logical formLearned from5 sentences. A ridge may face a zone.Logical formLearned from5 sentences. Ridges can be constituted-of-or-filled-with limestone.Logical formLearned from4 sentences. A mass can be constituted-of-or-filled-with ridges.Logical formLearned from4 sentences. Ridges may be puted into place.Logical formLearned from4 sentences. A base may pertain-to ridges.Logical formLearned from4 sentences.