summon falling_block ~ ~1 ~ {Block:hardened_clay,Data:0,Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:1,TileEntityData:{Command:gamerule commandBlockOutput false},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:1,TileEntityData:{Command:fill ~1 ~-2 ~3 ~-2 ~6 ~13 stained_glass 10 hollow},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:1,TileEntityData:{Command:fill ~1 ~5 ~3 ~-2 ~5 ~13 air},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:1,TileEntityData:{Command:fill ~1 ~-4 ~3 ~-2 ~-4 ~13 purpur_slab 8},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:1,TileEntityData:{Command:summon falling_block ~-1 ~-3 ~11 {Block:chain_command_block,Data:0,TileEntityData:{Command:summon falling_block ~ ~1 ~-7 {Block:chain_command_block,Data:1,TileEntityData:{Command:},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:1,TileEntityD