execute as @e[tag=parkour_timer] run scoreboard players add @a[tag=InParkour] TimerDelay 1
execute as @a[tag=InParkour,scores={TimerDelay=20..}] run scoreboard players add @s ParkourTime 1
execute as @a[tag=InParkour,scores={TimerDelay=20..}] run scoreboard players set @s TimerDelay 0