execute if block ~ ~ ~ minecraft:prismarine_brick_slab[type=top] run scoreboard players set @s bw_block 581
execute if block ~ ~ ~ minecraft:prismarine_brick_slab[type=bottom] run scoreboard players set @s bw_block 582
execute if block ~ ~ ~ minecraft:prismarine_brick_slab[type=double] run scoreboard players set @s bw_block 583