There's already one standard scene / benchmark like that, the Cornell Box: https://en.wikipedia.org/wiki/Cornell_box https://en.wikipedia.org/wiki/Cornell_box

There's already one standard scene / benchmark like that, the Cornell Box: https://en.wikipedia.org/wiki/Cornell_box https://en.wikipedia.org/wiki/Cornell_box Of course it's ridiculously simple, so you may want to increase the bar a little to impress GP :p