Novak Djokovic of Serbia celebrates a point during his quarterfinal match against Bernard Tomic of Australia in 2011's Wimbledon Championships in London, Britain, June 29, 2011. Djokovic won 3-1 to enter the semifinals. (Xinhua/Tang Shi)

A subdued Novak Djokovic used all his experience to win a game of cat-and-mouse with Bernard Tomic and reach his third Wimbledon semi-final on Wednesday.

The Serbian second seed looked out-of-sorts as he ended the dream run of the 18-year-old Australian qualifier with a 6-2 3-6 6-3 7-5 victory.