Rafael Nadal and Roger Taylor through to the quarterfinals of Australian Open . Top - seeded Spaniard Nadal defeats Denis Gremelmayr of Austria 6 - 2 6 - 2 . `` I also want to have enough shots not to be predictable . Second seed Federer eases past Slovenian Grega Jensen 6 - 3 6 - 3 in Doha . There are also wins for Jo - Wilfried Tsonga and Viktor Troicki on Wednesday .
Rafael Nadal and Roger Taylor through to the quarterfinals of Australian Open . Top - seeded Spaniard Nadal defeats Denis Gremelmayr of Austria 6 - 2 6 - 2 . Second seed Federer eases past Slovenian Grega Jensen 6 - 3 6 - 3 in Doha . There are also wins for Jo - Wilfried Tsonga and Viktor Troicki on Wednesday .