Stationary Artillery (east)

summon MinecartCommandBlock ~ ~1 ~ {Command:summon MinecartCommandBlock ~ ~1 ~ {Command:kill @e[type=MinecartCommandBlock,r=1],Riding:{id:MinecartCommandBlock,Command:setblock ~ ~-1 ~1 redstone_block,Riding:{id:MinecartCommandBlock,Command:setblock ~ ~ ~1 command_block 0 replace {Command:fill ~ ~-2 ~-1 ~ ~ ~ air},Riding:{id:MinecartCommandBlock,Command:fill ~1 ~-3 ~ ~11 ~4 ~4 air 0 replace barrier}}}},Riding:{id:MinecartCommandBlock,Command:setblock ~8 ~-3 ~4 standing_sign 12 replace {Text1:"{\\\"color\\\":\\\"red\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"tellraw @a  {text:\\\\\\\"For Instruction Video: \\\\\\\",color:red,extra:[{translate:\\\\\\\"Click Here\\\\\\\",italic:true,color:white,clickEvent:{action:open_url,value:\\\\\\\"https://www.youtube.com/watch?v\\\\u003d-Es8oIjiiK4\\\\\\\"}}]}\\\"},\\\"text\\\":\\\"Stationary Artillery\\\"}",Text2:"{\\\"color\\\":\\\"green\\\",\\\"text\\\":\\\"By: Cubehamster\\\"}",Text3:"{\\\"extra\\\":[\\\"Right Click \\\",{\\\"color\\\":\\\"aqua\\\",\\\"text\\\":\\\"Sign\\\"}],\\\"text\\\":\\\"\\\"}",Text4:"\\\"for Instructions\\\""},Riding:{id:MinecartCommandBlock,Command:setblock ~8 ~-1 ~4 barrier 0,Riding:{id:MinecartCommandBlock,Command:setblock ~2 ~0 ~2 barrier 0,Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~1 ~4 barrier 0,Riding:{id:MinecartCommandBlock,Command:setblock ~5 ~2 ~3 barrier 0,Riding:{id:MinecartCommandBlock,Command:setblock ~2 ~-2 ~2 sticky_piston 3,Riding:{id:MinecartCommandBlock,Command:setblock ~2 ~-2 ~4 stained_glass 14,Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~-2 ~4 sticky_piston 1,Riding:{id:MinecartCommandBlock,Command:setblock ~4 ~-2 ~2 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:setblock ~6 ~-2 ~3 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:fill ~6 ~-2 ~4 ~6 ~-1 ~4 slime 0,Riding:{id:MinecartCommandBlock,Command:setblock ~7 ~-2 ~1 furnace 5,Riding:{id:MinecartCommandBlock,Command:setblock ~7 ~-2 ~4 stained_glass 14,Riding:{id:MinecartCommandBlock,Command:setblock ~8 ~-2 ~1 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:fill ~8 ~-2 ~2 ~8 ~-1 ~2 slime 0,Riding:{id:MinecartCommandBlock,Command:fill ~3 ~-1 ~4 ~6 ~-1 ~4 slime 0,Riding:{id:MinecartCommandBlock,Command:fill ~4 ~-1 ~2 ~4 ~0 ~2 slime 0,Riding:{id:MinecartCommandBlock,Command:setblock ~5 ~-1 ~3 furnace 5,Riding:{id:MinecartCommandBlock,Command:setblock ~6 ~-1 ~2 furnace 3,Riding:{id:MinecartCommandBlock,Command:setblock ~6 ~-1 ~3 slime 0,Riding:{id:MinecartCommandBlock,Command:setblock ~7 ~-1 ~2 stained_glass 14,Riding:{id:MinecartCommandBlock,Command:setblock ~7 ~-1 ~4 sticky_piston 1,Riding:{id:MinecartCommandBlock,Command:setblock ~8 ~-1 ~1 sticky_piston 3,Riding:{id:MinecartCommandBlock,Command:setblock ~8 ~-1 ~3 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~0 ~1 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~0 ~2 stained_glass 14,Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~0 ~4 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:setblock ~4 ~0 ~1 slime 0,Riding:{id:MinecartCommandBlock,Command:setblock ~5 ~0 ~1 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:setblock ~5 ~0 ~2 sticky_piston 4,Riding:{id:MinecartCommandBlock,Command:setblock ~5 ~0 ~4 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:setblock ~6 ~0 ~4 stained_glass 14,Riding:{id:MinecartCommandBlock,Command:setblock ~2 ~1 ~1 sticky_piston 3,Riding:{id:MinecartCommandBlock,Command:setblock ~2 ~1 ~3 stained_glass 14,Riding:{id:MinecartCommandBlock,Command:fill ~3 ~1 ~3 ~4 ~1 ~3 slime 0,Riding:{id:MinecartCommandBlock,Command:setblock ~7 ~1 ~4 stained_glass 14,Riding:{id:MinecartCommandBlock,Command:setblock ~2 ~2 ~3 sticky_piston 5,Riding:{id:MinecartCommandBlock,Command:setblock ~2 ~2 ~4 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:fill ~3 ~2 ~3 ~3 ~1 ~3 slime 0,Riding:{id:MinecartCommandBlock,Command:fill ~3 ~2 ~4 ~3 ~2 ~3 slime 0,Riding:{id:MinecartCommandBlock,Command:setblock ~4 ~2 ~3 stained_glass 14,Riding:{id:MinecartCommandBlock,Command:kill @e[type=ArmorStand,name=STRCMD],Riding:{id:MinecartCommandBlock,Command:gamerule commandBlockOutput false,Riding:{id:FallingSand,Block:activator_rail,Time:1,Riding:{id:FallingSand,Block:redstone_block,Time:1,Riding:{id:FallingSand,Block:stone,Time:1}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}