Complex sentence: Cameron reached a career-high world ranking of World No.15 in November 2009 On October 3rd, 2011, Pilley hit a squash ball a recorded 175 mph, breaking the previous record set by John White by 3 miles per hour.
Split into simpler sentences: Cameron reached a career-high world ranking of World No.15 in November 2009. On 3 October 2011, Pilley hit a squash ball recorded as 175 mph, breaking the previous record set by John White by 3 miles per hour.