Complex sentence: Reid is arguably the best player of the Open Era, male or female, not to be inducted into the International Hall of Fame and is best remembered for winning the women's singles title at the Australian Open in 1977.
Split into simpler sentences: Reid is arguably the best player of the Open Era, male or female, not to be inducted into the International Hall of Fame. She is best remembered for winning the women's singles title at the Australian Open in 1977.