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 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 lower and higher vegetation there not only trees but a composition keep geometry reflections on the front exactly as it is and the position of the sun just enhance it a bit drop on the areas of the concrete floor some wet areas like it rained some hours ago and some water is still there additionally add a bit dropped leaves autumn like