A notch may be cuted into a ridge.Logical formLearned from2 sentences. A length may pertain-to a ridge.Logical formLearned from2 sentences. Ridges may indicate that something-is-the-case.Logical formLearned from2 sentences. A ridge may be knowned.Logical formLearned from2 sentences. A tunnel may pass through a ridge.Logical formLearned from2 sentences. A ridge can be from a (log cabin).Logical formLearned from2 sentences. A depression can be on a ridge of a tip of a state.Logical formLearned from2 sentences. A knob may face a (north ridge).Logical formLearned from2 sentences. Walls may pertain-to a ridge.Logical formLearned from2 sentences. A (ridge vent) can be a best choice.Logical formLearned from2 sentences. (Ridge vents) may leak.Logical formLearned from2 sentences. Wags may pertain-to a ridge.Logical formLearned from2 sentences. A rumble of trucks may echo_off wags of a ridge.Logical formLearned from2 sentences. A (guest house) can be high on a ridge.Logical formLearned from2 sentences. A ridge can be constituted-of-or-filled-with limestone.Logical formLearned from2 sentences.