Stationary Artillery (south)

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 ~ ~9 ~4 ~7 air 0 replace barrier}}}},Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~-3 ~7 standing_sign 0 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 ~3 ~-1 ~7 barrier 0,Riding:{id:MinecartCommandBlock,Command:setblock ~5 ~0 ~1 barrier 0,Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~1 ~2 barrier 0,Riding:{id:MinecartCommandBlock,Command:setblock ~4 ~2 ~4 barrier 0,Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~-2 ~1 stained_glass 14,Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~-2 ~2 sticky_piston 1,Riding:{id:MinecartCommandBlock,Command:fill ~3 ~-2 ~5 ~3 ~-1 ~5 slime 0,Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~-2 ~6 stained_glass 14,Riding:{id:MinecartCommandBlock,Command:setblock ~4 ~-2 ~5 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:setblock ~5 ~-2 ~1 sticky_piston 4,Riding:{id:MinecartCommandBlock,Command:setblock ~5 ~-2 ~3 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:fill ~5 ~-2 ~7 ~5 ~-1 ~7 slime 0,Riding:{id:MinecartCommandBlock,Command:setblock ~6 ~-2 ~6 furnace 3,Riding:{id:MinecartCommandBlock,Command:setblock ~6 ~-2 ~7 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:fill ~3 ~-1 ~2 ~3 ~-1 ~5 slime 0,Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~-1 ~6 sticky_piston 1,Riding:{id:MinecartCommandBlock,Command:setblock ~4 ~-1 ~4 furnace 3,Riding:{id:MinecartCommandBlock,Command:setblock ~4 ~-1 ~5 slime 0,Riding:{id:MinecartCommandBlock,Command:setblock ~4 ~-1 ~7 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:fill ~5 ~-1 ~3 ~5 ~0 ~3 slime 0,Riding:{id:MinecartCommandBlock,Command:setblock ~5 ~-1 ~5 furnace 4,Riding:{id:MinecartCommandBlock,Command:setblock ~5 ~-1 ~6 stained_glass 14,Riding:{id:MinecartCommandBlock,Command:setblock ~6 ~-1 ~7 sticky_piston 4,Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~0 ~2 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~0 ~4 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~0 ~5 stained_glass 14,Riding:{id:MinecartCommandBlock,Command:setblock ~5 ~0 ~2 stained_glass 14,Riding:{id:MinecartCommandBlock,Command:setblock ~5 ~0 ~4 sticky_piston 2,Riding:{id:MinecartCommandBlock,Command:setblock ~6 ~0 ~2 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:setblock ~6 ~0 ~3 slime 0,Riding:{id:MinecartCommandBlock,Command:setblock ~6 ~0 ~4 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~1 ~6 stained_glass 14,Riding:{id:MinecartCommandBlock,Command:setblock ~4 ~1 ~1 stained_glass 14,Riding:{id:MinecartCommandBlock,Command:fill ~4 ~1 ~2 ~4 ~2 ~2 slime 0,Riding:{id:MinecartCommandBlock,Command:fill ~4 ~1 ~3 ~4 ~1 ~2 slime 0,Riding:{id:MinecartCommandBlock,Command:setblock ~6 ~1 ~1 sticky_piston 4,Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~2 ~1 redstone_block 0,Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~2 ~2 slime 0,Riding:{id:MinecartCommandBlock,Command:setblock ~4 ~2 ~1 sticky_piston 3,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}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}