Dust Crates | Minecraft | 1 Command

/summon FallingSand ~ ~1 ~ {Block:"redstone_block",Time:3,Passengers:[{id:"FallingSand",Block:"activator_rail",Time:3,Passengers:[{id:"MinecartCommandBlock",Command:/gamerule commandBlockOutput false},{id:"MinecartCommandBlock",Command:/scoreboard objectives add DustCrateCraft dummy},{id:"MinecartCommandBlock",Command:/scoreboard objectives add PackTimer dummy},{id:"MinecartCommandBlock",Command:/fill ~3 ~-2 ~-1 ~7 ~4 ~1 minecraft:stained_hardened_clay 12 hollow},{id:"MinecartCommandBlock",Command:/fill ~3 ~-1 ~-1 ~7 ~3 ~1 minecraft:stained_glass 15 replace stained_hardened_clay},{id:"MinecartCommandBlock",Command:/summon FallingSand ~4 ~-1 ~ {Block:repeating_command_block,Data:1,TileEntityData:{auto:1b,Command:/scoreboard players add DustCrate PackTimer 1},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:chain_command_block,Data:1,TileEntityData:{Command:/scoreboard players test DustCrate PackTimer 20},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:chain_command_block,Data:9,TileEntityData:{Command:/scoreboard players set DustCrate PackTimer 0},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:repeating_command_block,Data:9,TileEntityData:{auto:1b,Command:/scoreboard players set @e DustCrateCraft 1 {Item:{id:"minecraft:sandstone",Damage:1s,Count:64b}}},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:chain_command_block,Data:5,TileEntityData:{Command:/scoreboard players set @e DustCrateCraft 2 {Item:{id:"minecraft:diamond",Count:4b}}},Time:1,DropItem:0}]}]}]}]}},{id:"MinecartCommandBlock",Command:/summon FallingSand ~5 ~-1 ~ {Block:repeating_command_block,Data:5,TileEntityData:{auto:1b,Command:/scoreboard players tag @e[name=!NewDustCrate] add DustCrate {Item:{tag:{DustCrate:1b},Count:1b}}},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:chain_command_block,Data:0,TileEntityData:{Command:execute @e[score_DustCrateCraft_min=4] ~ ~ ~ kill @e[score_DustCrateCraft_min=1,c=3]},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:chain_command_block,Data:0,TileEntityData:{Command:execute @e[score_DustCrateCraft_min=4] ~ ~ ~ summon Item ~ ~ ~ {CustomName:"NewDustCrate",Item:{id:"chest",Count:1b,tag:{DustCrate:1b,ench:[],display:{Name:"Dust Crate",Lore:["Throw to","unleash goodies."]}}},Motion:[0.0,0.3,0.0]}},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:chain_command_block,Data:0,TileEntityData:{Command:/execute @e[score_DustCrateCraft_min=1,score_DustCrateCraft=1] ~ ~ ~ execute @e[c=1,dx=0,score_DustCrateCraft_min=2,score_DustCrateCraft=2] ~ ~ ~ scoreboard players set @e[c=1,score_DustCrateCraft_min=3,score_DustCrateCraft=3,dx=0] DustCrateCraft 4},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:chain_command_block,Data:0,TileEntityData:{Command:/scoreboard players set @e DustCrateCraft 3 {Item:{id:"minecraft:chest",Count:1b}}},Time:1,DropItem:0}]}]}]}]}},{id:"MinecartCommandBlock",Command:/summon FallingSand ~6 ~-1 ~ {Block:chain_command_block,Data:1,TileEntityData:{Command:/execute @e[tag=DustCrate] ~ ~ ~ setblock ~ ~ ~ chest 3 0 {LootTable:"chests/desert_pyramid"}},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:chain_command_block,Data:1,TileEntityData:{Command:/execute @e[tag=DustCrate] ~ ~ ~ setblock ~ ~ ~ air 0 destroy},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:chain_command_block,Data:1,TileEntityData:{Command:kill @e[tag=DustCrate]},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:stained_hardened_clay,Data:12,Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:stained_hardened_clay,Data:12,Time:1,DropItem:0}]}]}]}]}},{id:"MinecartCommandBlock",Command:setblock ~2 ~1 ~ wall_sign 4 0 {Text1:"{\\\"text\\\":\\\"click here\\\",\\\"color\\\":\\\"dark_red\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"/particle explode ~3.5 ~-.5 ~ 1.25 1.25 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 ~5 ~3 ~1 air\\\"}}"}},{id:"MinecartCommandBlock",Command:/setblock ~ ~1 ~ command_block 1 0 {auto:1b,Command:fill ~ ~ ~ ~ ~-2 ~ air}},{id:"MinecartCommandBlock",Command:kill @e[r=2,type=MinecartCommandBlock]}]}]}