Small : Drying sponges

/summon FallingSand ~ ~1 ~ {Block:redstone_block,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~ ~0 ~1 ~ ~-9 ~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 ~ ~ ~-13 ~1 air}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/tellraw @a[m=1] ["",{"text":"Drying Sponges","color":"gold","bold":"true"},{"text":"\nby Redz","color":"gray","bold":"false"},{"text":"\nIn a 25*25 area relative to all players, wet sponges will dry.","color":"none"}]},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/summon FallingSand ~2 ~ ~-1 {Block:command_block,TileEntityData:{Command:execute @e[type=ArmorStand,name=spongewet] ~ ~ ~ detect ~ ~-1 ~ sponge 1 fill ~ ~-1 ~ ~ ~-1 ~ sponge 0 replace sponge 1},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @a ~ ~ ~ summon ArmorStand ~ 255 ~ {Marker:true,Invisible:true,CustomName:spongewet}},Time:1,}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/summon FallingSand ~2 ~ ~1 {Block:command_block,TileEntityData:{Command:kill @e[type=ArmorStand,name=spongewet]},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @a ~ ~ ~ spreadplayers ~ ~ 1 50 false @e[type=ArmorStand,name=spongewet]},Time:1,}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:gamerule commandBlockOutput false},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~2 ~-2 ~ ~2 ~0 ~ redstone_block},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:setblock ~2 ~-1 ~-1 command_block 0 replace {Command:fill ~ ~ ~1 ~ ~2 ~1 stone 0 replace redstone_block}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:setblock ~2 ~ ~1 command_block 0 replace {Command:fill ~ ~ ~-1 ~ ~2 ~-1 redstone_block 0 replace stone}},Time:1,Riding:{id:FallingSand,Block:stone,Time:1}}}}}}}}}}}}