A mastery can be disciplined.Logical formLearned from3 sentences. Mastery can be over details.Logical formLearned from3 sentences. A mastery may pertain-to a leader.Logical formLearned from3 sentences. A mastery may pertain-to a league.Logical formLearned from3 sentences. Mastery of a situation may restore a sense of control.Logical formLearned from3 sentences. Mastery may pertain-to an (art form).Logical formLearned from3 sentences. A mastery may pertain-to a problem.Logical formLearned from3 sentences. A person may get mastery of tools.Logical formLearned from3 sentences. A composer can be constituted-of-or-filled-with mastery.Logical formLearned from3 sentences. A mastery may pertain-to a chanson.Logical formLearned from3 sentences. Bohemia may retain a mastery of a chanson.Logical formLearned from3 sentences. Mastery can be over an art.Logical formLearned from3 sentences. A whodunit may achieve a mastery of a language of a society.Logical formLearned from3 sentences. Mastery can be over a process.Logical formLearned from3 sentences. A sentence may cast doubt on a mastery of issues.Logical formLearned from3 sentences.