sentence: image of imogiri stairs taken beside the cemetery mosque ( on the left ) at the time of the death of pbx in 1940 's the geographical separation of the mataram region and the reason for the split of imogiri into two sections imogiri ( also imagiri ) is a royal graveyard complex in yogyakarta , in south-central java , indonesia , as well as a modern village located near the graveyard in bantul regency .