A mastery may pertain-to a genre.Logical formLearned from13 sentences. Mastery may pertain-to a sea.Logical formLearned from13 sentences. Mastery can be over mountains.Logical formLearned from13 sentences. A mastery can be environmental.Logical formLearned from12 sentences. Mastery can be commensurate in consideration of a childkind.Logical formLearned from12 sentences. A mastery can be conscious.Logical formLearned from12 sentences. A mastery may pertain-to facts.Logical formLearned from12 sentences. A way can be to mastery.Logical formLearned from12 sentences. A mastery may pertain-to fundamentals.Logical formLearned from12 sentences. A mastery may pertain-to an idiom.Logical formLearned from12 sentences. A mastery can be over a male.Logical formLearned from12 sentences. Mastery can be over others.Logical formLearned from12 sentences. Rebellion of some slaves may confirm a mastery of (mainstream filmmaking).Logical formLearned from12 sentences. Students may demonstrate mastery.Logical formLearned from12 sentences. Certificates can be constituted-of-or-filled-with mastery.Logical formLearned from12 sentences.