Complex sentence: In 1962, the Royal Bank moved its main office to another famous Montreal building, Place Ville-Marie, however kept a branch in the impressive main hall of the old building, situated in Old Montreal.
Split into simpler sentences: In 1962, the Royal Bank moved its main office to another famous Montreal building, Place Ville-Marie. The Royal Bank still keeps a branch in the impressive main hall of the old building, situated in Old Montreal.