Complex sentence: The U.S. and British Opens, and the PGA Championship match their male equivalents, so by default the ANA Inspiration (previously the Kraft Nabisco Championship) is the closest equivalent of The Masters.
Split into simpler sentences: The U.S. and British Opens, and the PGA Championship match their male equivalents. The ANA Inspiration (previously the Kraft Nabisco Championship) is the closest equivalent of The Masters.