Complex sentence: Joyce Sims (born August 6,1959) is an American singer-songwriter, whose biggest hit single, "Come into My Life", reached top-10 in both the US "Billboard" R&B chart and the UK Singles Chart in 1987/8.
Split into simpler sentences: Joyce Sims (born August 6,1959) is an American singer-songwriter. Her biggest hit single was "Come into My Life," which reached top-10 status in both the US "Billboard" R&B chart and the UK Singles Chart in 1987/8.