Complex sentence: David Jon Gilmour, (born 6 March 1946) is an English musician and multi-instrumentalist, who is the guitarist, lead singer and songwriter of the progressive rock band Pink Floyd.
Split into simpler sentences: David Jon Gilmour (born 6 March 1946) is an English musician, singer and songwriter. Mainly known for his work as the lead guitarist and co-vocalist of the progressive rock band Pink Floyd.