Complex sentence: James Mourilyan Tanner (born August 1 1920, Camberley, Surrey, UK) is a British pediatrician who is best known for his invention of the Tanner stages, scales for stages of sexual development in puberty.
Split into simpler sentences: James Mourilyan Tanner (born August 1 1920, Camberley, Surrey, UK) is a British pediatrician. He is best known for his invention of the Tanner stages, scales for stages of sexual development in puberty.