Collated results from day seven of the Australian Open at Melbourne Park on Sunday:

Men’s singles

4th round

Rafael Nadal (ESP x3) bt Kevin Anderson (RSA x14) 7-5, 6-1, 6-4

Tomas Berdych (CZE x7) bt Bernard Tomic (AUS) 6-2, 7-6 (7/3), 6-2

Nick Kyrgios (AUS) bt Andreas Seppi (ITA) 5-7, 4-6, 6-3, 7-6 (7/5), 8-6

Andy Murray (GBR x6) bt Grigor Dimitrov (BUL x10) 6-4, 6-7 (5/7), 6-3, 7-5

Women’s singles

4th round

Eugenie Bouchard (CAN x7) bt Irina-Camelia Begu (ROU) 6-1, 5-7, 6-2

Ekaterina Makarova (RUS x10) bt Julia Goerges (GER) 6-3, 6-2

Maria Sharapova (RUS x2) bt Peng Shuai (CHN x21) 6-3, 6-0

Simona Halep (ROU x3) bt Yanina Wickmayer (BEL) 6-4, 6-2