A male may fall off a cliff.Logical formLearned from69 sentences. A base may pertain-to cliffs.Logical formLearned from68 sentences. A cliff may overlook a sea.Logical formLearned from61 sentences. A cliff can be proverbial.Logical formLearned from59 sentences. A series can be constituted-of-or-filled-with cliffs.Logical formLearned from58 sentences. Cliffs can be black.Logical formLearned from58 sentences. A top may pertain-to cliffs.Logical formLearned from54 sentences. Cliffs can be perpendicular.Logical formLearned from53 sentences. A cliff can be precipitous.Logical formLearned from53 sentences. A cliff may pertain-to a world-city.Logical formLearned from52 sentences. A cliff may overlook a river.Logical formLearned from50 sentences. Cliffs can be on some sides.Logical formLearned from49 sentences. A person may jump off a cliff.Logical formLearned from49 sentences. A cliff can be coastal.Logical formLearned from49 sentences. Cliffs can be beautiful.Logical formLearned from48 sentences.