# place the structure void at the feet of any player who does NOT have the cyn_hao.guide_book tag
execute at @a[tag=!cyn_hao.guide_book] run structure load "cynosia_horses:guide_book" ~ ~+1 ~

# give the player(s) a message informing them that 1,000,000 Horses! is active on this world
tellraw @a[tag=!cyn_hao.guide_book] {"rawtext":[{"text":"§a1,000,000 Horses! is active§r"}]}

# tag any players who have never recieved the guide book before with the cyn_hao.guide_book tag
tag @a[tag=!cyn_hao.guide_book] add cyn_hao.guide_book
