Another Rafael Nadal magnum opus at the US Open tennis tournament

New York: Spain's Rafael Nadal defeated Austria's Dominic Thiem in an epic five-set quarter-final at the US Open tennis tournament. 

The match lasted 289 minutes and climaxed with Nadal prevailing 0-6, 6-4, 7-5, 6-7 (4-7), 7-6 (7-5). 

The Spaniard next runs into  Argentine Juan Martin Del Potro, who defeated American  John Isner 6-7 (5), 6-3, 7-6 (4), 6-2 also in a marathon.

Naomi Osaka made it to her maiden Grand Slam semifinals when she whipped Lesia Tsurenko 6-1, 6-1 in 59 minutes.

Serena Williams fought back from a break down in the first set to beat Czech eighth seed Karolina Pliskova 6-4, 6-3 to enter the last four stage.

Meanwile, defending champion Sloane Stephens was dumped out in the quarter-finals after losing 6-2, 6-3 to Latvian 19th seed Anastasija Sevastova also in sweltering conditions.