Complex sentence: From 1956 to 1968, she was the dominant woman in amateur golf, and accumulated five U.S. Women's Amateur titles (1957,1960,1962,1966,1968), ranking her second only to Glenna Collett Vare who had six.
Split into simpler sentences: From 1956 to 1968, she was the dominant woman in amateur golf. She accumulated five U.S. Women's Amateur titles (1957,1960,1962,1966,1968), ranking her second only to Glenna Collett Vare who had six.