Sonic Boots! Minecraft 1.8

summon MinecartCommandBlock ~ ~1 ~ {Command:kill @e[type=MinecartCommandBlock,r=1],Riding:{id:MinecartCommandBlock,Command:setblock ~ ~-1 ~1 redstone_block,Riding:{id:MinecartCommandBlock,Command:setblock ~ ~ ~1 command_block 0 replace {Command:fill ~ ~-3 ~-1 ~ ~ ~ air},Riding:{id:MinecartCommandBlock,Command:"scoreboard objectives add olqcP_I dummy",Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~-2 ~ redstone_block,Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~-2 ~-1 command_block 0 replace {Command:fill ~ ~ ~1 ~2 ~ ~1 stone},Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~-2 ~1 command_block 0 replace {Command:fill ~ ~ ~-1 ~2 ~ ~-1 redstone_block},Riding:{id:MinecartCommandBlock,Command:setblock ~4 ~-2 ~-1 command_block 0 replace {Command:"scoreboard players set @e[type=Item] olqcP_I 1 {Item:{id:\\\"minecraft:leather_boots\\\"},OnGround:1b}"},Riding:{id:MinecartCommandBlock,Command:setblock ~4 ~-2 ~1 command_block 0 replace {Command:"scoreboard players set @e[type=Item] olqcP_I 2 {Item:{id:\\\"minecraft:dye\\\"},OnGround:1b}"},Riding:{id:MinecartCommandBlock,Command:setblock ~5 ~-2 ~-1 command_block 0 replace {Command:"execute @e[score_olqcP_I_min=1,score_olqcP_I=1] ~ ~ ~ execute @e[r=0,score_olqcP_I_min=2,score_olqcP_I=2] ~ ~ ~ summon Item ~ ~ ~ {Item:{id:\\\"minecraft:leather_boots\\\",Count:1,tag:{HideFlags:7,AttributeModifiers:[{AttributeName:\\\"generic.movementSpeed\\\",Name:\\\"generic.movementSpeed\\\",Amount:5,Operation:1,UUIDLeast:156698,UUIDMost:112739}],Unbreakable:1,ench:[{id:0,lvl:5}],display:{Name:\\\"Sonic_Boots\\\",Lore:[Run with this boots!],color:12845056}}}}"},Riding:{id:MinecartCommandBlock,Command:setblock ~5 ~-2 ~1 command_block 0 replace {Command:"execute @e[score_olqcP_I_min=1,score_olqcP_I=1] ~ ~ ~ execute @e[r=0,score_olqcP_I_min=2,score_olqcP_I=2] ~ ~ ~ kill @e[type=Item,score_olqcP_I_min=1,score_olqcP_I=2,r=3]"},Riding:{id:MinecartCommandBlock,Command:setblock ~1 ~-1 ~ wall_sign 4 replace {Text2:"{text:\\\"Created by:\\\",color:dark_purple,bold:true,underlined:true}",Text3:"{text:\\\"LFFB\\\",color:blue,italic:true,bold:true}"},Riding:{id:MinecartCommandBlock,Command:setblock ~1 ~-2 ~ wall_sign 4 replace {Text2:"{text:\\\"Destroy\\\",color:dark_red,bold:true,underlined:true}",Text3:"{text:\\\"machine\\\",color:dark_red,bold:true,underlined:true}",Text4:"{text:\\\"\\\",clickEvent:{action:\\\"run_command\\\",value:\\\"fill ~ ~-1 ~-2 ~6 ~2 ~2 air\\\"}}"},Riding:{id:MinecartCommandBlock,Command:fill ~2 ~-2 ~-2 ~6 ~-2 ~2 stained_glass 15 replace coal_block 0,Riding:{id:MinecartCommandBlock,Command:fill ~2 ~-3 ~-2 ~6 ~-1 ~2 coal_block 0 hollow,Riding:{id:MinecartCommandBlock,Command:gamerule commandBlockOutput false,Riding:{id:MinecartCommandBlock,Riding:{id:FallingSand,Block:activator_rail,Time:1,Riding:{id:FallingSand,Block:redstone_block,Time:1,Riding:{id:FallingSand,Block:stone,Time:1}}}}}}}}}}}}}}}}}}}}