execute if entity @s[tag=room.right] positioned ~ ~ ~1 run function ws:misc/flat/walls {side:right}
execute if entity @s[tag=room.left] positioned ~ ~ ~1 run function ws:misc/flat/walls {side:left}
execute positioned ~ ~ ~3 run function ws:misc/flat/ceiling
execute positioned ~ ~ ~5 run function ws:misc/flat/floor
execute positioned ~ ~ ~7 run function ws:misc/flat/light
execute if entity @s[tag=room.right] positioned ~ ~ ~9 run function ws:misc/flat/interior {side:right}
execute if entity @s[tag=room.left] positioned ~ ~ ~9 run function ws:misc/flat/interior {side:left}