Complex sentence: Rae has a career WTA singles high-ranking of 450, achieved on 12 July 2010, and a career-high WTA doubles ranking of 67 achieved on 22 February 2016.
Split into simpler sentences: Rae has a career high WTA singles ranking of 450, achieved on 12 July 2010. Rae also has a career high WTA doubles ranking of 67 achieved on 22 February 2016.