Ключевые слова: 2019, ao, athlete, atp, australia, australian, australian open, backhand, ball, center, ceremony, championship, competition, court, forehand, game, grand, greece, greek, jean, match, melbourne, net, open, player, points, practice, professional, racket, set, singles, slam, sport, sports, stadium, stefanos, stefanos tsitsipas, tennis, tournament, training, tsitsipas, volley,