Throwable TNT Prerequisite

summon FallingSand ~ ~1 ~ {Block:stone,Time:1,Passengers:[{id:FallingSand,Block:redstone_block,Time:1,Passengers:[{id:FallingSand,Block:activator_rail,Time:1,Passengers:[{id:MinecartCommandBlock,Command:gamerule commandBlockOutput false},{id:MinecartCommandBlock,Command:"fill ~2 ~-3 ~-2 ~8 ~ ~2 stained_hardened_clay 1 hollow"},{id:MinecartCommandBlock,Command:"fill ~2 ~-2 ~-2 ~8 ~-1 ~2 stained_glass 14 replace stained_hardened_clay"},{id:MinecartCommandBlock,Command:"/scoreboard objectives add No dummy"},{id:MinecartCommandBlock,Command:"/scoreboard objectives add Rightclick stat.talkedToVillager"},{id:MinecartCommandBlock,Command:"/scoreboard teams option Collision collisionRule never"},{id:MinecartCommandBlock,Command:"/scoreboard objectives add TNTTimer dummy"},{id:MinecartCommandBlock,Command:"/scoreboard objectives add Sneaking dummy"},{id:MinecartCommandBlock,Command:"/scoreboard objectives add Sneak stat.sneakTime"},{id:MinecartCommandBlock,Command:"/scoreboard objectives add HoldingTNT dummy"},{id:MinecartCommandBlock,Command:"/scoreboard objectives add Jump stat.jump"},{id:MinecartCommandBlock,Command:"/tellraw @a {\"text\":\"You can throw TNT by holding TNT, sneaking and rightclicking!\",\"color\":\"aqua\"}"},{id:MinecartCommandBlock,Command:"/scoreboard teams add Collision"},{id:MinecartCommandBlock,Command:"/gamerule commandBlockOutput false"},{id:MinecartCommandBlock,Command:setblock ~7 ~-1 ~ chain_command_block 2 replace {auto:1,Command:"/execute @a[score_Sneaking_min=1,score_HoldingTNT_min=1,score_Rightclick_min=1] ~ ~ ~ playsound entity.snowball.throw @a[score_HoldingTNT_min=1,score_Sneaking_min=1,score_Rightclick_min=1] @a[r=30] ~ ~ ~ 1 0.5 0.1"}},{id:MinecartCommandBlock,Command:setblock ~6 ~-1 ~ chain_command_block 5 replace {auto:1,Command:"/clear @a[score_HoldingTNT_min=1,score_Sneaking_min=1,score_Rightclick_min=1] minecraft:tnt 0 1"}},{id:MinecartCommandBlock,Command:setblock ~5 ~-1 ~ chain_command_block 5 replace {auto:1,Command:"/execute @a[score_Jump=6,score_Jump_min=6,score_Sneaking_min=1,score_HoldingTNT_min=1] ~ ~ ~ tp @e[tag=Rightclick,r=4,c=-1] ~ ~1 ~"}},{id:MinecartCommandBlock,Command:setblock ~4 ~-1 ~ chain_command_block 5 replace {auto:1,Command:"/scoreboard players remove @a[score_Jump_min=2] Jump 2"}},{id:MinecartCommandBlock,Command:setblock ~3 ~-1 ~ chain_command_block 5 replace {auto:1,Command:"/scoreboard players set @a[score_Jump=1,score_Jump_min=1] Jump 8"}},{id:MinecartCommandBlock,Command:setblock ~3 ~-1 ~1 chain_command_block 2 replace {auto:1,Command:"/execute @e[tag=Rightclick] ~ ~ ~ scoreboard teams join Collision @p[score_Sneaking_min=1,score_HoldingTNT_min=1]"}},{id:MinecartCommandBlock,Command:setblock ~4 ~-1 ~1 chain_command_block 4 replace {auto:1,Command:"/execute @a[score_No=3,score_No_min=3] ~ ~-10 ~ kill @e[tag=Rightclick,r=2]"}},{id:MinecartCommandBlock,Command:setblock ~5 ~-1 ~1 chain_command_block 4 replace {auto:1,Command:"/execute @a[score_No=2,score_No_min=2] ~ ~ ~ tp @e[tag=Rightclick,r=4,c=-1] ~ ~-10 ~ "}},{id:MinecartCommandBlock,Command:setblock ~6 ~-1 ~1 chain_command_block 4 replace {auto:1,Command:"/scoreboard players set @a[score_Sneaking_min=1,score_HoldingTNT_min=1] No 0"}},{id:MinecartCommandBlock,Command:setblock ~7 ~-1 ~1 chain_command_block 4 replace {auto:1,Command:"/scoreboard players add @a[score_Sneaking=0,score_Sneaking_min=0] No 1"}},{id:MinecartCommandBlock,Command:setblock ~7 ~-2 ~1 chain_command_block 1 replace {auto:1,Command:"/scoreboard players add @a[score_HoldingTNT=0,score_HoldingTNT_min=0] No 1"}},{id:MinecartCommandBlock,Command:setblock ~6 ~-2 ~1 chain_command_block 5 replace {auto:1,Command:"/execute @a[score_TNTTimer_min=1,score_Sneaking_min=1,score_HoldingTNT_min=1] ~ ~ ~ tp @e[tag=Rightclick,c=-1,r=4] @p"}},{id:MinecartCommandBlock,Command:setblock ~5 ~-2 ~1 chain_command_block 5 replace {auto:1,Command:"/scoreboard players remove @a[score_Rightclick_min=2] Rightclick 2"}},{id:MinecartCommandBlock,Command:setblock ~4 ~-2 ~1 chain_command_block 5 replace {auto:1,Command:"/scoreboard players set @a[score_Rightclick=1,score_Rightclick_min=1] Rightclick 4"}},{id:MinecartCommandBlock,Command:setblock ~3 ~-2 ~1 chain_command_block 5 replace {auto:1,Command:"/execute @a[score_TNTTimer=1,score_TNTTimer_min=1] ~ ~ ~ summon Villager ~ ~ ~ {NoAI:1,Invulnerable:1,Invisible:1,Offers:{},Silent:1b,ActiveEffects:[{Id:14,Amplifier:1,Duration:999999,ShowParticles:0b}],Tags:[\\\"Rightclick\\\"],Teams:\\\"Collision\\\"}"}},{id:MinecartCommandBlock,Command:setblock ~3 ~-2 ~ chain_command_block 3 replace {auto:1,Command:"/scoreboard players set @a[score_HoldingTNT=0,score_HoldingTNT_min=0] TNTTimer 0"}},{id:MinecartCommandBlock,Command:setblock ~4 ~-2 ~ chain_command_block 4 replace {auto:1,Command:"/scoreboard players set @a[score_Sneaking=0,score_Sneaking_min=0] TNTTimer 0"}},{id:MinecartCommandBlock,Command:setblock ~5 ~-2 ~ chain_command_block 4 replace {auto:1,Command:"/scoreboard players add @a[score_Sneaking_min_1,score_HoldingTNT_min=1] TNTTimer 1"}},{id:MinecartCommandBlock,Command:setblock ~6 ~-2 ~ chain_command_block 4 replace {auto:1,Command:"/scoreboard players remove @a[score_Sneaking_min=1] Sneaking 1"}},{id:MinecartCommandBlock,Command:setblock ~7 ~-2 ~ chain_command_block 4 replace {auto:1,Command:"/scoreboard players set @a[score_Sneak_min=1] Sneaking 4"}},{id:MinecartCommandBlock,Command:setblock ~7 ~-2 ~-1 chain_command_block 3 replace {auto:1,Command:"/scoreboard players remove @a[score_Sneak_min=2] Sneak 2"}},{id:MinecartCommandBlock,Command:setblock ~6 ~-2 ~-1 chain_command_block 5 replace {auto:1,Command:"/scoreboard players set @a[score_Sneak=1,score_Sneak_min=1] Sneak 4"}},{id:MinecartCommandBlock,Command:setblock ~5 ~-2 ~-1 chain_command_block 5 replace {auto:1,Command:"/scoreboard players remove @a[score_HoldingTNT_min=1] HoldingTNT 1"}},{id:MinecartCommandBlock,Command:setblock ~4 ~-2 ~-1 chain_command_block 5 replace {auto:1,Command:"/scoreboard players set @a HoldingTNT 5 {SelectedItem:{id:\\\"minecraft:tnt\\\"}}"}},{id:MinecartCommandBlock,Command:setblock ~3 ~-2 ~-1 repeating_command_block 5 replace {auto:1,Command:"/testfor @a"}},{id:MinecartCommandBlock,Command:setblock ~ ~ ~1 command_block 0 replace {Command:fill ~ ~-3 ~-1 ~ ~ ~ air}},{id:MinecartCommandBlock,Command:setblock ~ ~-1 ~1 redstone_block},{id:MinecartCommandBlock,Command:kill @e[type=MinecartCommandBlock,r=1]}]}]}]}