JL2579's Giant Oak Tree Generator in one Commandblock! [FIX]

/summon FallingSand ~ ~3 ~ {Block:redstone_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~-1 ~1 ~-1 ~1 ~-13 ~1 air},Time:1,DropItem:0,Riding:{id:FallingSand,Block:redstone_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:scoreboard objectives add timer dummy},Time:1,DropItem:0,Riding:{id:FallingSand,Block:redstone_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:scoreboard objectives add leaves dummy},Time:1,DropItem:0,Riding:{id:FallingSand,Block:redstone_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~4 ~-2 ~ {Block:command_block,TileEntityData:{Command:fill ~1 ~ ~ ~-4 ~-17 ~ air},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Bat,name=Tree1_1] ~~~ summon Bat ~ ~0.5 ~ {CustomName:Tree1_2,ActiveEffects:[{Id:20,Duration:1000000,ShowParticles:false,Amplifier:5}],HealF:3}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:stained_glass,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:stained_glass,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Bat,name=Tree1_0,score_timer_min=1,score_timer=5] ~ ~ ~ summon Bat ~1 ~ ~-1 {CustomName:Tree1_5,ActiveEffects:[{Id:20,Duration:1000000,ShowParticles:false,Amplifier:5}],HealF:3}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Bat,name=Tree1_0,score_timer_min=1,score_timer=5] ~ ~ ~ summon Bat ~1 ~ 1~ {CustomName:Tree1_5,ActiveEffects:[{Id:20,Duration:1000000,ShowParticles:false,Amplifier:5}],HealF:3}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Bat,name=Tree1_0,score_timer_min=20] ~-.5~-.6 ~-.5 setblock ~ ~ ~ log 0},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Bat,name=Tree1_0,score_timer=20] ~-.5 ~-.6 ~-.5 fill ~ ~ ~ ~1 ~1 ~1 log 0 replace air},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:tp @e[type=Bat,name=Tree1_3] ~ ~-0.1 ~},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:tp @e[type=Bat,name=Tree1_0] ~ ~0.6 ~},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:kill @e[type=Squid,name=Tree1]},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Bat,name=Tree1_4] ~-0.5 ~ ~-0.5 fill ~ ~ ~ ~1 ~1 ~1 air 2 replace air 0},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Squid,name=Tree1] ~ ~ ~ summon Bat ~ ~ ~-1 {CustomName:Tree1_0,ActiveEffects:[{Id:20,Duration:1000000,ShowParticles:false,Amplifier:5}],HealF:4}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Squid,name=Tree1] ~ ~ ~ summon Bat ~-1 ~ ~ {CustomName:Tree1_0,ActiveEffects:[{Id:20,Duration:1000000,ShowParticles:false,Amplifier:5}],HealF:4}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Squid,name=Tree1] ~ ~ ~ summon Bat ~ ~ ~1 {CustomName:Tree1_0,ActiveEffects:[{Id:20,Duration:1000000,ShowParticles:false,Amplifier:5}],HealF:4}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Squid,name=Tree1] ~ ~ ~ summon Bat ~1 ~ ~ {CustomName:Tree1_0,ActiveEffects:[{Id:20,Duration:1000000,ShowParticles:false,Amplifier:5}],HealF:4}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~-1 ~ ~ ~-1 ~12 ~ redstone_block},Time:1,DropItem:0}}}}}}}}}}}}}}}}}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:redstone_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~3 ~ ~ {Block:redstone_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~ ~1 ~ ~ ~-4 ~ air},Time:1,DropItem:0,Riding:{id:FallingSand,Block:redstone_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:give @a spawn_egg 1 94 {display:{Name:Tree1}}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:redstone_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~ ~-2 ~ ~ ~-17 ~ redstone_block 0 replace wool 15},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Bat,name=Tree1_1] ~ ~ ~ summon Bat ~ ~0.5 ~ {CustomName:Tree1_4,ActiveEffects:[{Id:20,Duration:1000000,ShowParticles:false,Amplifier:5}],HealF:2}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:wool,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~ ~1.1 ~ {TileID:152,Motion:[0.0,0.1,0.0]}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Bat,name=Tree1_5] ~ ~.5 ~ setblock ~ ~ ~ log 12},Time:1,DropItem:0,Riding:{id:FallingSand,Block:wool,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:wool,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:wool,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:wool,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:wool,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:wool,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:wool,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:wool,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:wool,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:wool,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:wool,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:wool,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:wool,Data:15,Time:1,DropItem:0}}}}}}}}}}}}}}}}}}}}}}}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:redstone_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~2 ~2 ~ {Block:stained_glass,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Bat,name=Tree1_1] ~ ~ ~ summon Bat ~ ~0.5 ~ {CustomName:Tree1_3,ActiveEffects:[{Id:20,Duration:1000000,ShowParticles:false,Amplifier:5}],HealF:2}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:stained_glass,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:stained_glass,Data:15,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Bat,name=Tree1_0,score_timer_min=1,score_timer=5] ~ ~ ~ summon Bat ~-1 ~ ~-1 {CustomName:Tree1_5,ActiveEffects:[{Id:20,Duration:1000000,ShowParticles:false,Amplifier:5}],HealF:3}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Bat,name=Tree1_0,score_timer_min=1,score_timer=5] ~ ~ ~ summon Bat ~-1 ~ ~1 {CustomName:Tree1_5,ActiveEffects:[{Id:20,Duration:1000000,ShowParticles:false,Amplifier:5}],HealF:3}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Bat,name=Tree1_1,score_leaves_min=1] ~ ~ ~ fill ~-1.5 ~-1.5 ~-1.5 ~1.5 ~1.5 ~1.5 leaves 0 replace air},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Bat,name=Tree1_3] ~-0.5~-1.5 ~-0.5 fill ~ ~ ~ ~1 ~1 ~1 air 2 replace air 0},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:tp @e[type=Bat,name=Tree1_1] ~ ~0.3 ~},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Bat,name=Tree1_2] ~ ~ ~ fill ~-1 ~-1 ~-1 ~1 ~1 ~1 air 2 replace air 0},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Bat,name=Tree1_1] ~ ~-.5 ~ setblock ~ ~ ~ log 12 replace air},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:tp @e[type=Bat,name=Tree1_4] ~ ~0.1 ~},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:tp @e[type=Bat,name=Tree1_5] ~ ~-0.3 ~},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:execute @e[type=Bat,name=Tree1_0,score_timer_min=15,score_timer=17] ~ ~ ~ summon Bat ~ ~2 ~ {CustomName:Tree1_1,ActiveEffects:[{Id:20,Duration:1000000,ShowParticles:false,Amplifier:5}],HealF:5,AbsorptionAmount:1}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:scoreboard players set @e[type=Bat,name=Tree1_1] leaves 1 {Health:1s}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:scoreboard players add @e[type=Bat] timer 1},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~1 ~ ~ ~1 ~12 ~ wool 15},Time:1,DropItem:0}}}}}}}}}}}}}}}}}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:redstone_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~2 ~-1 ~ ~4 ~-1 ~ stained_glass 15},Time:1,DropItem:0}}}}}}}}}}}}}}