Complex sentence: In the late 1980s the ship was again refurbished, this time the casino was moved to where the cinema balcony had been, with conference rooms and deluxe cabins built in place of the former casino.
Split into simpler sentences: In the late 1980s the ship was again refurbished. This time the casino was moved to where the cinema balcony had been, with conference rooms and deluxe cabins built in place of the former casino.