One Command Creation- Zombie Apocalypse Mod- Minecraft

/summon FallingSand ~ ~2 ~ {Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{TileEntityData:{Command:"/fill ~2 ~-1 ~2 ~-2 ~3 ~14 minecraft:glass 0 hollow",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/fill ~2 ~-2 ~2 ~-2 ~-2 ~14 minecraft:bedrock 0",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/fill ~1 ~-2 ~3 ~-1 ~2 ~13 air",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/fill ~1 ~-3 ~12 ~-1 ~-1 ~12 redstone_block",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"summon FallingSand ~-1 ~3 ~11 {id:\"FallingSand\",Block:\"iron_block\",Time:1}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"summon FallingSand ~-1 ~2 ~13 {Riding:{Riding:{TileEntityData:{Command:\"/gamerule commandBlockOutput false\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"/gamerule logAdminCommands false\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},id:\"FallingSand\",Block:\"iron_block\",Time:1}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"summon FallingSand ~0 ~1 ~11 {Riding:{TileEntityData:{Command:\"summon FallingSand ~0 ~1 ~-8 {id:\\\"FallingSand\\\",Block:\\\"redstone_block\\\",Time:1}\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},id:\"FallingSand\",Block:\"iron_block\",Time:1}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"summon FallingSand ~0 ~0 ~13 {Riding:{TileEntityData:{Command:\"fill ~-2 ~3 ~1 ~2 ~3 ~-11 minecraft:bedrock 0\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},id:\"FallingSand\",Block:\"iron_block\",Time:1}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/summon FallingSand ~-1 ~2 ~3 {Riding:{Riding:{TileEntityData:{Command:\"/fill ~1 ~ ~ ~1 ~2 ~7 stone\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"entitydata @e[type=Zombie] {PersistenceRequired:1,Equipment:[0:{},1:{},2:{},3:{},4:{id:\\\"iron_helmet\\\"}]}\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"execute @e[type=Chicken] ~ ~ ~ summon Zombie\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/summon FallingSand ~1 ~1 ~3 {Riding:{Riding:{TileEntityData:{Command:\"/fill ~-1 ~ ~ ~-1 ~2 ~7 redstone_block\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"gamerule commandBlockOutput false\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"effect @e[type=Zombie] speed 100000 7\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/summon FallingSand ~-1 ~0 ~4 {Riding:{Riding:{TileEntityData:{Command:\"execute @e[type=Sheep] ~ ~ ~ summon Zombie\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"execute @e[type=Arrow] ~ ~ ~ kill @e[type=Zombie,r=2]\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"execute @e[type=Pig] ~ ~ ~ summon Zombie\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/summon FallingSand ~1 ~-1 ~4 {Riding:{Riding:{TileEntityData:{Command:\"effect @e[type=Zombie] regeneration 100000 3\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"effect @e[type=Zombie] strength 100000 3\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"execute @e[type=Zombie] ~ ~ ~ execute @e[type=!Zombie,r=2] ~ ~ ~ summon Zombie\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/summon FallingSand ~-1 ~-2 ~5 {Riding:{TileEntityData:{Command:\"execute @e[type=Creeper] ~ ~ ~ summon Zombie\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"execute @e[type=Zombie] ~ ~ ~ execute @e[type=!Zombie,r=2] ~ ~ ~ kill @e[r=0,type=!Zombie]\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/setblock ~ ~-10 ~1 wall_sign 2 0 {Text1:\"===============\",Text2:\"{text:\\\"Click\\\",color:\\\"dark_red\\\",clickEvent:{action:run_command,value:\\\"/fill ~2 ~2 ~ ~-2 ~-3 ~13 air\\\"},extra:[{text:\\\" to remove\\\",color:\\\"black\\\"}]}\",Text3:\"this structure\",Text4:\"===============\"}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/fill ~ ~-14 ~ ~-1 ~2 ~ air",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/fill ~-1 ~-15 ~ ~-1 ~-1 ~ redstone_block",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},id:"FallingSand",Block:"redstone_block",Time:1}