original: the centrepiece is cathedral cave with the massive altar rock .
simplifications: the centerpiece is cathedral cave with the huge altar rock . the centrepiece of cathedral cave is the massive altar rock . the table art is cathedral cave with the big alter rock . the centrepiece is cathedral cave with the massive altar rock . the centrepiece is the cathedral cave , with the massive alter rock . the centerpiece is the massive altar rock of cathedral cave . the best part of cathedral cave is the huge altar rock . the centrepiece is cathedral cave with the massive