You X. beat Bosio V. 6-3, 7-5 in Sao Paulo, converting four break points to her opponent's two. The difference was on return: You won 27 receiver points to 22 and broke serve at 6-5 to finish the match.
You broke immediately in game two at 2-0, was broken straight back in game three at 2-1, then took the first set with a break in game eight at 5-3. The second set swung repeatedly: You broke in the opening game at 1-0, Bosio levelled at 3-3 in game six, You broke again at 4-3, and after Bosio hit back at 5-5 in game ten, You broke once more in game eleven at 6-5.
The standout number is break-point defence: You saved 4 of 6 (3 of 4 in the second set), while Bosio saved just 1 of 5. That held up despite You's 11 double faults, eight of them in the second set.