text: Pope Sixtus V ( 1585 â `` 1590 ) planned to turn the building into a wool factory to provide employment for Rome 's prostitutes , though this proposal fell through with his premature death .
simplified: Pope Sixtus V ( 1585 â `` 1590 ) wanted to turn the building into a wool factory to provide jobs for Rome 's prostitutes , but he died and the idea given up .