Complex sentence: Prince was impressed with Melvoin's guitar playing while in a hotel room, and Melvoin would replace guitarist Dez Dickerson in 1983, and both Coleman and Melvoin became members of the newly designated band The Revolution.
Split into simpler sentences: Prince was impressed with Melvoin's guitar playing while in a hotel room, and Melvoin would replace guitarist Dez Dickerson in 1983. Both Coleman and Melvoin became members of the newly designated band The Revolution.