Warm Milk | Minecraft | 1 Command

/summon falling_block ~ ~1 ~ {Block:"redstone_block",Time:3,Passengers:[{id:"falling_block",Block:"activator_rail",Time:3,Passengers:[{id:"commandblock_minecart",Command:/gamerule commandBlockOutput false},{id:"commandblock_minecart",Command:/scoreboard objectives add PackTimer dummy},{id:"commandblock_minecart",Command:/fill ~2 ~-2 ~-1 ~5 ~5 ~1 wool 8 hollow},{id:"commandblock_minecart",Command:/fill ~2 ~-1 ~-1 ~5 ~4 ~1 stained_glass 0 replace wool},{id:"commandblock_minecart",Command:/summon falling_block ~3 ~-1 ~ {Block:repeating_command_block,Data:1,TileEntityData:{auto:1b,Command:/scoreboard players add WarmMilk PackTimer 1},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:1,TileEntityData:{Command:/scoreboard players test WarmMilk PackTimer 20},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:9,TileEntityData:{Command:/scoreboard players set WarmMilk PackTimer 0},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:repeating_command_block,Data:9,TileEntityData:{auto:1b,Command:/scoreboard players tag @e[type=item,name=!WMEM] add WarmMilkA {Item:{id:"minecraft:milk_bucket",Count:1b},OnGround:1b}},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:1,TileEntityData:{Command:/scoreboard players tag @e[type=item] add WarmMilkB {Item:{id:"minecraft:blaze_powder",Count:1b},OnGround:1b}},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:5,TileEntityData:{Command:/execute @e[tag=WarmMilkB] ~ ~ ~ /scoreboard players tag @e[type=item,tag=WarmMilkA,dx=0] add WarmMilkC},Time:1,DropItem:0}]}]}]}]}]}},{id:"commandblock_minecart",Command:/summon falling_block ~4 ~-1 ~ {Block:wool,Data:8,Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:0,TileEntityData:{Command:/execute @e[tag=EmWarmMilk] ~ ~ ~ time add 280},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:0,TileEntityData:{Command:/scoreboard players tag @a add EmWarmMilk {SelectedItem:{tag:{WarmMilk:1b}}}},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:0,TileEntityData:{Command:/scoreboard players tag @a remove EmWarmMilk},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:0,TileEntityData:{Command:/entitydata @e[tag=WarmMilkC] {CustomName:"WMEM",Motion:[0.0,0.3,0.0],Tags:[""],Item:{Count:1b,tag:{WarmMilk:1b,AttributeModifiers:[{AttributeName:"generic.movementSpeed",Name:"generic.movementSpeed",Amount:-.5,Operation:2,UUIDLeast:5623,UUIDMost:474878,Slot:"mainhand"}],display:{LocName:"Warm Milk"}}}}},Time:1,DropItem:0,Passengers:[{id:"falling_block",Block:chain_command_block,Data:0,TileEntityData:{Command:execute @e[tag=WarmMilkC] ~ ~ ~ /particle flame ~ ~ ~ .2 .2 .2 .02 20 normal},Time:1,DropItem:0}]}]}]}]}]}},{id:"commandblock_minecart",Command:setblock ~1 ~1 ~ wall_sign 4 0 {Text1:"{\\\"text\\\":\\\"click here\\\",\\\"color\\\":\\\"dark_red\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"/particle explode ~3 ~-.5 ~ 1 2.5 1 .01 75 normal\\\"}}",Text2:"{\\\"text\\\":\\\"to remove\\\",\\\"color\\\":\\\"dark_red\\\"}",Text3:"{\\\"text\\\":\\\"this machine\\\",\\\"color\\\":\\\"dark_red\\\"}",Text4:"{\\\"text\\\":\\\"\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"fill ~ ~-3 ~-1 ~4 ~4 ~1 air\\\"}}"}},{id:"commandblock_minecart",Command:/setblock ~ ~1 ~ command_block 1 0 {auto:1b,Command:fill ~ ~ ~ ~ ~-2 ~ air}},{id:"commandblock_minecart",Command:kill @e[r=2,type=commandblock_minecart]}]}]}