Complex sentence: Reginald "Reggie" or "R.F." Frank Doherty (14 October 1872--29 December 1910) was a World No.1 British male tennis player, and the older brother of Laurence Doherty.
Split into simpler sentences: Reginald "Reggie" or "R.F." Frank Doherty (14 October 1872--29 December 1910) was a British tennis player. Doherty was a World No.1 ranked player, and the older brother of Laurence Doherty.