rublev managed to regain his composure in the decisive tie—break, eventually winning on his fifth match point. in the women's draw, there was an almost flawless start for the defending champion aryna sabalenka, thrashing the german ella seidel 6—0, 6—1. been in the main draw atjust 53 minutes. sabalenka came close to a whitewash win, but qualifier seidel was only able to chalk up her first game at 5—0 down in the second set. sabalenka will next face the czech 16—year—old — brenda fruhvirtova — in a couple of days' time. so, the top seeds safely through, but it wasn't a happy debut in the main draw in melbourne forjodie burrage. the british number two suffered defeat after a promising start against tamara korpatsch — ending 2—6, 6—3, 6—0. burrage let a one—set lead slip, allowing korpatsch to take control and win nine of the final ten games. burrage was the first of seven britons playing in the singles,