Complex sentence: Leslie Kenton (June 24,1941--November 13,2016) was an American-born writer, journalist and entrepreneur who specialised in health and beauty issues who spent much of her life in the United Kingdom.
Split into simpler sentences: Leslie Kenton (June 24,1941--November 13,2016) was an American-born writer, journalist and entrepreneur who specialised in health and beauty issues. Kenton spent much of her life in the United Kingdom.