This work is based on "Low Poly Isometric Rooms" (https://sketchfab.com/3d-models/low-poly-isometric-rooms-d53af0ad289a403598ee2cb41d84608b) by Brynn (https://sketchfab.com/Brynnnnn) licensed under CC-BY-4.0 (http://creativecommons.org/licenses/by/4.0/)