fill ~ ~ ~ ~ ~-29 ~ minecraft:air replace minecraft:redstone_block
setblock ~ ~ ~ minecraft:air
fill ~-30 ~-25 ~0 ~30 ~-24 ~30 minecraft:command_block{auto:1,Command:"function bktsb:structgen/helpers/place_endship_loot_and_vanish",TrackOutput:0} replace minecraft:structure_block{metadata:"Chest"}
fill ~-30 ~-25 ~0 ~30 ~-24 ~30 minecraft:command_block{auto:1,Command:"function bktsb:structgen/helpers/place_elytra_north_and_vanish",TrackOutput:0} replace minecraft:structure_block{metadata:"Elytra"}
fill ~-30 ~-29 ~0 ~30 ~-18 ~30 minecraft:command_block{auto:1,Command:"function bktsb:structgen/helpers/summon_shulker_and_vanish",TrackOutput:0} replace minecraft:structure_block{metadata:"Sentry"}