Muguruza , 22 , lost her opening set here this year .
Muguruza , 22 , has been faultless since to reach a third consecutive French Open quarterfinal to stay on course to become the first Spanish woman to lift the trophy since Arantxa Sanchez Vicario in 1998 .
Muguruza , 22 , lost her opening set here this year but has been faultless since to reach a third consecutive French Open quarterfinal to stay on course to become the first Spanish woman to lift the trophy since Arantxa Sanchez Vicario in 1998 .