Post a screen shot for us, perhaps?
Are the 'subtractions' rectangular and about the thickness of a wall? If so, the answer is easy - layer intersection priorities. If not, show us a gif capture to send to ghostbusters!
😉
Karl
One of the forum moderators
AC 27 USA and earlier • macOS Ventura 13.6.6, MacBook Pro M2 Max 12CPU/30GPU cores, 32GB