execute if score @s bw_block matches ..514 run function bw:blocks/slabs/birch/prexyz
execute if score @s bw_block matches 515..517 run function bw:blocks/slabs/dark_oak/prexyz
execute if score @s bw_block matches 518..520 run function bw:blocks/slabs/brick/prexyz
execute if score @s bw_block matches 521.. run function bw:blocks/slabs/cobblestone/prexyz