51�Թ�

But back came the American, who made 12 unforced errors in the opening set, as she upped her level considerably, with a sole break enough to wrap up the decider.

After a 20-minute rain delay, she returned to be broken for a second time and, despite recovering one break, she could not prevent Shnaider from taking the second set and forcing a decider.

And, having relied so heavily on a strong serve in the first set, she double-faulted on the first point of the opening game in the decider, laying the foundations for Tomljanovic to break.

World number 162 Burrage started well but struggled in an error-strewn second set, before battling back from 3-0 down in the decider.

Harrison and King won a tense opening set via a tie-break but the British pair secured an early break in the second to force a decider.