original: the convent has been the official residence of the governor of gibraltar since 1728 .
simplifications: from 1728 onwards , the official residence of the governor of gibralter has been the convent . the residence of the governor of bibraltar has been the convent since 1728 . the convent has been the official residence of the governor of gibraltar since 1728 . the official residence of the governor of gilbraltar since 1728 , has been the convent . the nunnery has been the mandatory residence of the governor of gibraltar since 1728 . the convent has been the official home of the governor of gibraltar since 1728 . the convent has been the official residence of the governor of gibraltar since 1728 . the official residence of the governor of gilbralter has been the convent since 1728 .