Basic elements Custom nametag

summon falling_block ~ ~1 ~ {Block:stone,Time:1,Passengers:[{id:falling_block,Block:redstone_block,Time:1,Passengers:[{id:falling_block,Block:activator_rail,Time:1,Passengers:[{id:commandblock_minecart,Command:"gamerule commandBlockOutput false"},{id:commandblock_minecart,Command:"fill ~2 ~-3 ~-2 ~9 ~-1 ~2 stained_hardened_clay 5 hollow"},{id:commandblock_minecart,Command:"fill ~2 ~-2 ~-2 ~9 ~-2 ~2 stained_glass 15 0 stained_hardened_clay"},{id:commandblock_minecart,Command:"/tellraw @a [\"\",{\"text\":\"\\n\\n\\n\"},{\"text\":\"Thanks \",\"color\":\"gold\"},{\"text\":\"for downloading the \",\"color\":\"gray\"},{\"text\":\"custom nametag\",\"color\":\"gold\"},{\"text\":\" creation by \",\"color\":\"gray\"},{\"text\":\"_Skyball_\",\"color\":\"gold\"},{\"text\":\"!\\nVisit \",\"color\":\"gray\"},{\"text\":\"www.yanwittmann.de/nametag\",\"color\":\"blue\",\"clickEvent\":{\"action\":\"open_url\",\"value\":\"http://www.yanwittmann.de/nametag\"}},{\"text\":\" to \",\"color\":\"gray\"},{\"text\":\"add\",\"color\":\"gold\"},{\"text\":\" a \",\"color\":\"gray\"},{\"text\":\"custom name\",\"color\":\"gold\"},{\"text\":\", then follow the \",\"color\":\"gray\"},{\"text\":\"instructions\",\"color\":\"gold\"},{\"text\":\" there.\\nYou have to give \",\"color\":\"gray\"},{\"text\":\"credit\",\"color\":\"gold\"},{\"text\":\" to me if you use it.\\nHave \",\"color\":\"gray\"},{\"text\":\"fun\",\"color\":\"gold\"},{\"text\":\" with it!\",\"color\":\"gray\"},{\"text\":\"\\n \"}]"},{id:commandblock_minecart,Command:"scoreboard objectives add sneaking stat.sneakTime"},{id:commandblock_minecart,Command:"scoreboard teams add cnametag"},{id:commandblock_minecart,Command:"scoreboard teams option cnametag nametagVisibility never"},{id:commandblock_minecart,Command:"setblock ~1 ~-3 ~ wall_sign 4 0 {Text1:\"{\\\"text\\\":\\\"Remove\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"/kill @e[tag=cnametag]\\\"},\\\"bold\\\":true}\",Text2:\"{\\\"text\\\":\\\"the\\\"}\",Text3:\"{\\\"text\\\":\\\"custom nametags\\\"}\",Text4:\"{\\\"text\\\":\\\"creation\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"fill ~ ~ ~-2 ~8 ~2 ~2 air\\\"}}\"}"},{id:commandblock_minecart,Command:"setblock ~1 ~-2 ~ wall_sign 4 0 {Text1:\"{\\\"text\\\":\\\"\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"/kill @e[tag=cnametag]\\\"}}\",Text2:\"{\\\"text\\\":\\\"Reset all\\\"}\",Text3:\"{\\\"text\\\":\\\"nametags\\\",\\\"bold\\\":true}\",Text4:\"{\\\"text\\\":\\\"\\\"}\"}"},{id:commandblock_minecart,Command:"fill ~3 ~-2 ~-1 ~8 ~-2 ~1 chain_command_block 5"},{id:commandblock_minecart,Command:"setblock ~3 ~-2 ~ chain_command_block 3"},{id:commandblock_minecart,Command:"fill ~8 ~-2 ~ ~4 ~-2 ~ chain_command_block 4"},{id:commandblock_minecart,Command:"setblock ~8 ~-2 ~-1 chain_command_block 3"},{id:commandblock_minecart,Command:"setblock ~3 ~-2 ~-1 repeating_command_block 5"},{id:commandblock_minecart,Command:"blockdata ~7 ~-2 ~1 {auto:1,Command:\"execute @e[tag=cnametag] ~ ~ ~ kill @s[tag=!active]\"}"},{id:commandblock_minecart,Command:"blockdata ~6 ~-2 ~1 {auto:1,Command:\"execute @a ~ ~ ~ scoreboard players tag @e[tag=cnametag,r=3] add active\"}"},{id:commandblock_minecart,Command:"blockdata ~5 ~-2 ~1 {auto:1,Command:\"scoreboard players tag @e[tag=cnametag] remove active\"}"},{id:commandblock_minecart,Command:"blockdata ~4 ~-2 ~1 {auto:1,Command:\"scoreboard players set @a sneaking 0\"}"},{id:commandblock_minecart,Command:"blockdata ~3 ~-2 ~1 {auto:1,Command:\"execute @a[score_sneaking_min=1] ~ ~ ~ entitydata @e[tag=cnametag,c=1,r=3]  {CustomNameVisible:0}\"}"},{id:commandblock_minecart,Command:"blockdata ~3 ~-2 ~ {auto:1,Command:\"scoreboard players tag @e remove clnametag\"}"},{id:commandblock_minecart,Command:"blockdata ~4 ~-2 ~ {auto:1,Command:\"execute @e[tag=clnametag] ~ ~ ~ scoreboard teams leave cnametag @a[tag=closeto,r=3,c=1]\"}"},{id:commandblock_minecart,Command:"blockdata ~5 ~-2 ~ {auto:1,Command:\"execute @e[tag=cnametag] ~ ~ ~ execute @s[tag=!clnametag] ~ ~ ~ scoreboard teams join cnametag @a[tag=!closeto,r=3,c=1]\"}"},{id:commandblock_minecart,Command:"blockdata ~6 ~-2 ~ {auto:1,Command:\"execute @e[tag=clnametag] ~ ~ ~ scoreboard players tag @a[r=3,c=1] add closeto\"}"},{id:commandblock_minecart,Command:"blockdata ~7 ~-2 ~ {auto:1,Command:\"scoreboard players tag @a remove closeto\"}"},{id:commandblock_minecart,Command:"blockdata ~8 ~-2 ~ {auto:1,Command:\"execute @e[tag=!clnametag] ~ ~ ~ entitydata @s[tag=cnametag] {CustomNameVisible:1}\"}"},{id:commandblock_minecart,Command:"blockdata ~8 ~-2 ~-1 {auto:1,Command:\"execute @e[tag=clnametag] ~ ~ ~ entitydata @s {CustomNameVisible:0}\"}"},{id:commandblock_minecart,Command:"blockdata ~7 ~-2 ~-1 {auto:1,Command:\"scoreboard players tag @e[tag=cnametag] add clnametag {CustomName:\\\"remove\\\"}\"}"},{id:commandblock_minecart,Command:"blockdata ~6 ~-2 ~-1 {auto:1,Command:\"execute @a ~ ~ ~ teleport @e[tag=cnametag,c=1,r=3] ~ ~1.8 ~\"}"},{id:commandblock_minecart,Command:"blockdata ~5 ~-2 ~-1 {auto:1,Command:\"execute @a[tag=summontag] ~ ~ ~ summon armor_stand ~ ~1.8 ~ {CustomName:\\\"remove\\\",CustomNameVisible:1,Tags:[\\\"cnametag\\\"],NoGravity:1b,Small:1,Marker:1b,Invisible:1,Invulnerable:1,NoBasePlate:1}\"}"},{id:commandblock_minecart,Command:"blockdata ~4 ~-2 ~-1 {auto:1,Command:\"execute @e[tag=cnametag] ~ ~ ~ scoreboard players tag @p[r=3] remove summontag\"}"},{id:commandblock_minecart,Command:"blockdata ~3 ~-2 ~-1 {auto:1,Command:\"scoreboard players tag @a add summontag\"}"},{id:commandblock_minecart,Command:"setblock ~ ~ ~1 command_block 0 0 {Command:\"fill ~ ~-3 ~-1 ~ ~ ~ air\"}"},{id:commandblock_minecart,Command:"setblock ~ ~-1 ~1 redstone_block"},{id:commandblock_minecart,Command:"kill @e[type=commandblock_minecart,r=1]"}]}]}]}