###Destroys adjacent defunct site planners###
fill ~-8 ~ ~8 ~-8 ~ ~11 air replace dropper
fill ~-8 ~ ~-8 ~-8 ~ ~-11 air replace dropper
fill ~-16 ~ ~ ~-19 ~ ~ air replace dropper

###Sets new site planners at available positions###
execute if entity @s[tag=!nitSiteExistsWest] run place template nitco:siteplanner_w ~-15 ~ ~

execute if entity @s[tag=!nitSiteExistsNorth] run place template nitco:siteplanner_n ~-8 ~ ~-7

execute if entity @s[tag=!nitSiteExistsSouth] run place template nitco:siteplanner_s ~-8 ~ ~7