Gas Bombs in 1 Minecraft Command

/summon FallingSand ~ ~1 ~ {Block:redstone_block,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~ ~ ~1 ~ ~-22 ~1 redstone_block},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~ ~2 ~ ~ ~-23 ~1 air},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~3 ~-7 ~ {Block:command_block,Time:1,TileEntityData:{Command:fill ~ ~ ~-1 ~6 ~ ~1 stonebrick 1}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~4 ~-15 ~-1 {Block:stonebrick,Data:1,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[name=gasbomb] ~ ~ ~ execute @e[r=5,name=!gasbomb,type=!Player] ~ ~ ~ /particle mobSpell ~ ~.5 ~ .25 .5 .25 1 15},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[score_item_min=1,score_item=1] ~ ~ ~ execute @e[score_item_min=2,score_item=2,r=1] ~ ~ ~ /summon Item ~0 ~.5 ~0 {CustomName:"GasBomb",CustomNameVisible:1,Item:{id:fireworks,Count:1,tag:{display:{Name:GasBomb,Lore:[Place To Release Gas That Only You Are Immune To]},Fireworks:{Flight:1,Explosions:[{Type:0,Colors:[16711680],FadeColors:[16711680]}]}}},Thrower:CaptainSparklez}},Time:1,}}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~5 ~-14 ~-1 {Block:stonebrick,Data:1,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/scoreboard objectives add gastimer dummy},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/scoreboard players set @e[type=Item] item 2 {Item:{id:minecraft:experience_bottle}}},Time:1,}}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~6 ~-13 ~-1 {Block:stonebrick,Data:1,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/scoreboard objectives add item dummy},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[score_item_min=1,score_item=1] ~ ~ ~ execute @e[score_item_min=2,r=1] ~ ~ ~ scoreboard players set @e[type=Item,r=2,name=!GasBomb] deathTimer 137},Time:1,}}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~7 ~-12 ~-1 {Block:stonebrick,Data:1,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=FireworksRocketEntity] ~ ~ ~ /summon ArmorStand ~0 ~0 ~0 {CustomName:"gasbomb",Invisible:1,Invulnerable:1,NoBasePlate:1,NoGravity:1,DisabledSlots:2039552}},Time:1,}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~8 ~-11 ~-1 {Block:stonebrick,Data:1,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=FireworksRocketEntity] ~ ~ ~ kill @e[type=FireworksRocketEntity]},Time:1,}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~9 ~-10 ~-1 {Block:stonebrick,Data:1,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[name=gasbomb] ~ ~ ~ effect @e[r=5,type=!Player] minecraft:wither 3 2},Time:1,}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~4 ~-10 ~1 {Block:stonebrick,Data:1,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/scoreboard players add @a gastimer 1},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/scoreboard players set @e[type=Item] item 1 {Item:{id:minecraft:poisonous_potato}}},Time:1,}}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~5 ~-9 ~1 {Block:stonebrick,Data:1,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/scoreboard objectives add deathTimer dummy},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/scoreboard players set @e[type=Item] deathTimer 0 {Item:{id:minecraft:fireworks}}},Time:1,}}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~6 ~-8 ~1 {Block:stonebrick,Data:1,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:kill @e[score_deathTimer_min=137,type=Item]},Time:1,}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~7 ~-7 ~1 {Block:stonebrick,Data:1,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=FireworksRocketEntity] ~ ~ ~ scoreboard players set @a gastimer 0},Time:1,}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~8 ~-6 ~1 {Block:stonebrick,Data:1,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[name=gasbomb] ~ ~ ~ effect @e[r=5,type=!Player] minecraft:poison 3 2},Time:1,}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~9 ~-5 ~1 {Block:stonebrick,Data:1,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[name=gasbomb] ~ ~ ~ /particle witchMagic ~ ~ ~ 2.5 2.5 2.5 1 30},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 ~3 ~-5 ~ ~9 ~-4 ~ redstone_block},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:setblock ~3 ~-4 ~-1 command_block 0 replace {Command:fill ~ ~ ~1 ~6 ~1 ~1 stone 0 replace redstone_block}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:setblock ~3 ~-3 ~1 command_block 0 replace {Command:fill ~ ~ ~-1 ~6 ~1 ~-1 redstone_block 0 replace stone}},Time:1,Riding:{id:FallingSand,Block:command_block,Time:1,TileEntityData:{Command:setblock ~1 ~-2 ~ wall_sign 4 replace {Text1:"{text:'',clickEvent:{action:run_command,value:\\"/fill ~ ~-1 ~-2 ~9 ~3 ~2 air 0 replace\\"},color:black}",Text2:"{text:'REMOVE MACHINE',bold:true,italic:true,underlined:true,color:dark_red}",Text3:"{text:'',color:black}",Text4:"{text:'',color:black}"}},Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~2 ~-1 ~-2 ~10 ~0 ~2 stained_glass 5 replace stonebrick 1},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~3 ~ ~-1 ~9 ~4 ~1 air 0 replace stonebrick 1},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~2 ~ ~-2 ~10 ~3 ~2 stonebrick 1},Time:1,Riding:{id:FallingSand,Block:stone,Time:1}}}}}}}}}}}}}}}}}}}}}}}}}