Complex sentence: Christopher Anthony John "Chris" Martin (born 2 March 1977) is an English singer, songwriter, record producer, multi-instrumentalist, co-founder and lead singer of the British alternative rock band Coldplay.
Split into simpler sentences: Christopher Anthony John "Chris" Martin (born 2 March 1977) is an English singer, songwriter, record producer, and multi-instrumentalist. He is the co-founder and lead vocalist of the British alternative rock band Coldplay.