make the whole image except from the building keep colours materials etc there same a bit like the renders from oliver champagne in terms of saturation colour palette of vegetation etc do not make any changes on the geometry colours saturation appearance of the metal facade of the building in the upper part of the image keep geometry materials existing vegetation benches and everything on the front exactly as it is no changes only add in the background exactly where the areas of the brown grass of the image a nice city park vegetation some pathways etc take as reference for the park the images of vu doppia or oliver champagne blend lower and higher vegetation there not only trees but a composition keep geometry reflections on the front exactly as it is as well as the position of the sun just enhance it a bit drop on the areas of the concrete floor on the right some specific and small wet areas but not all over do not darken the floor additionally add a bit dropped leaves on specific areas not all over the place do not change the existing vegetation on front lower part of the image