sentences:  In 1983, Ivan Lendl, John McEnroe and Mats Wilander entered the tournament.Wilander won the singles title and both his Davis Cup singles rubbers in the Swedish loss to Australia at Kooyong shortly after.Following the 1983 Australian Open, the International Tennis Federation prompted the Lawn Tennis Association of Australia to change the site of the tournament, because the Kooyong stadium was then inappropriate to serve such a big event.