St. Petersburg, Jan 28, Taras Barabash. TV commentator, Soviet tennis player Anna Dmitrieva believes that the Spaniard Rafael Nadal is the best tennis player among the current ones in the ability to overcome and surpass himself. Nadal, a 20-time Grand Slam champion, reached the final of the Australian Open on Friday, where he will meet with the Russian Daniil Medvedev or Greek representative Stefanos Tsitsipas. Roger Federer of Switzerland and Novak Djokovic of Serbia also have 20 Grand Slam victories each. On Sunday, Nadal could take the lead in a dispute over the strongest tennis players in history.