tag @e[name=DayQ,tag=!NoNetherC] add NoNetherCTag
tag @e[name=DayQ,tag=NoNetherC] add YesNetherCTag
tag @e[name=DayQ,tag=NoNetherC,tag=YesNetherCTag] remove NoNetherC
tag @e[name=DayQ,tag=!NoNetherC,tag=NoNetherCTag] add NoNetherC
execute as @s if entity @e[name=DayQ,type=armor_stand,tag=!NoNetherC] run tellraw @s ["",{"text":"Nether Corruption is now ","color":"yellow"},{"text":"ON. Be aware of your portal location.","color":"red"}]
#execute as @s if entity @e[name=DayQ,type=armor_stand,tag=!NoNetherC] run data merge block 999978 179 999975 {auto:1b}
execute as @s if entity @e[name=DayQ,type=armor_stand,tag=NoNetherC] run tellraw @s ["",{"text":"Nether Corruption is now ","color":"yellow"},{"text":"OFF. No corruption will be spread, note that this means that the special nether corruption villagers will not appear.","color":"green"}]
#execute as @s if entity @e[name=DayQ,type=armor_stand,tag=NoNetherC] run data merge block 999978 179 999975 {auto:0b}
#scoreboard players set @a[tag=K] KyuDeath 0
tag @e[name=DayQ] remove YesNetherCTag
tag @e[name=DayQ] remove NoNetherCTag