Lakes may undergo an acidification.Logical formLearned from42 sentences. Lakes can be in a continent.Logical formLearned from42 sentences. A lake can be polluted.Logical formLearned from42 sentences. A lake can be spectacular.Logical formLearned from42 sentences. A (water level) can be in a lake.Logical formLearned from41 sentences. A lake may undergo an environment.Logical formLearned from41 sentences. A lake can be a man-made lake.Logical formLearned from41 sentences. A location may pertain-to a lake.Logical formLearned from41 sentences. A point may pertain-to a lake.Logical formLearned from41 sentences. A lake can be (water body).Logical formLearned from41 sentences. A lake may cover an area.Logical formLearned from41 sentences. A lake may be situated.Logical formLearned from41 sentences. Lakes can be beautiful.Logical formLearned from41 sentences. A string can be constituted-of-or-filled-with lakes.Logical formLearned from41 sentences. A lake can be urban.Logical formLearned from41 sentences.