/summon FallingSand ~ ~1 ~ {Block:redstone_block,Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:"/fill ~ ~0 ~1 ~ ~-18 ~1 redstone_block"},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:setblock ~ ~3 ~1 stone},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:setblock ~ ~4 ~ command_block 0 replace {Command:fill ~ ~2 ~ ~ ~-22 ~1 air}},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:"/summon LeashKnot ~1 ~-15 ~-1"},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:"/summon LeashKnot ~1 ~-14 ~1"},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:"/summon LeashKnot ~1 ~-13 ~"},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:"/summon ArmorStand ~0.7 ~-13 ~-1 {Invisible:1,Riding:{id:Pig,NoAI:1,Rotation:[-90f,0f],ActiveEffects:[{Id:14,Amplifier:1,Duration:9999999,ShowParticles:false}]}}"},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:"/summon ArmorStand ~0.7 ~-12 ~1 {Invisible:1,Riding:{id:Pig,NoAI:1,Rotation:[-90f,0f],ActiveEffects:[{Id:14,Amplifier:1,Duration:9999999,ShowParticles:false}]}}"},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:"/summon ArmorStand ~0.7 ~-11 ~ {Invisible:1,Riding:{id:Pig,NoAI:1,Rotation:[-90f,0f],ActiveEffects:[{Id:14,Amplifier:1,Duration:9999999,ShowParticles:false}]}}"},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:"/setblock ~7 ~-9 ~-1 minecraft:fence"},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:"/setblock ~7 ~-8 ~1 minecraft:fence"},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:"/setblock ~7 ~-7 ~ minecraft:fence"},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:"/setblock ~7 ~-7 ~ minecraft:fence"},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:"/setblock ~7 ~-7 ~ minecraft:fence"},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:"/setblock ~1 ~-4 ~-1 minecraft:fence"},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:"/setblock ~1 ~-3 ~1 minecraft:fence"},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:"/setblock ~1 ~-2 ~ minecraft:fence"},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:"/setblock ~1 ~-2 ~ minecraft:fence"},Time:1,Riding:{id:"FallingSand",Block:command_block,TileEntityData:{Command:"/setblock ~1 ~-2 ~ minecraft:fence"},Time:1,Riding:{id:"FallingSand",Block:stone,Time:1}}}}}}}}}}}}}}}}}}}}}