Gabriela Sabatini defeated Jennifer Capriati for the fourth straight time, 7-5, 6-2, Saturday and Steffi Graf overwhelmed Natalie Tauziat, 6-1, 6-2 to advance to the finals of the $500,000 Virginia Slims of Florida. Sunday's finals will be the 27th time Graf and Sabatini have met. Graf, the No. 1 seed, has beaten Sabatini 20 of their 26 matches, but Sabatini, seeded second, has won the last two - both of them this year.