Claim: Daniela Hantuchová participated in the Australian Open, the first of the four Grand Slam tennis events held each year, preceding the French Open, Wimbledon, and the US Open, 18 times.
Evidence: The tournament is the first of the four Grand Slam tennis events held each year, preceding the French Open, Wimbledon, and the US Open. Australian Open 1R QF 2R 3R 4R 4R 3R SF 3R 1R 3R 1R 3R 2R 1R Q1 3R Q2