Minecraft TNT Anti-Grief (By: THEGamingninja)

/summon FallingSand ~ ~1 ~ {Block:redstone_block,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~ ~ ~1 ~ ~-25 ~1 redstone_block},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~ ~2 ~ ~ ~-26 ~1 air},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~3 ~-12 ~ {Block:command_block,Time:1,TileEntityData:{Command:fill ~ ~ ~-1 ~6 ~ ~1 stone 6}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/tellraw @a ["",{"text":"By: THEGamingninja12: THEGamingninja","color":"gray"}]},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/tellraw @a ["",{"text":"TNT Anti-Grief Has been Installed","color":"red","bold":"true"}]},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~4 ~-15 ~-1 {Block:stone,Data:6,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/clear @a minecraft:tnt},Time:1,}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~5 ~-14 ~-1 {Block:stone,Data:6,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~6 ~-13 ~-1 {Block:stone,Data:6,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~7 ~-12 ~-1 {Block:stone,Data:6,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~8 ~-11 ~-1 {Block:stone,Data:6,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~9 ~-10 ~-1 {Block:stone,Data:6,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~4 ~-10 ~1 {Block:stone,Data:6,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/kill @e[type=PrimedTnt]},Time:1,}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~5 ~-9 ~1 {Block:stone,Data:6,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~6 ~-8 ~1 {Block:stone,Data:6,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~7 ~-7 ~1 {Block:stone,Data:6,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~8 ~-6 ~1 {Block:stone,Data:6,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~9 ~-5 ~1 {Block:stone,Data:6,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:gamerule commandBlockOutput false},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~3 ~-6 ~ ~9 ~-6 ~ redstone_block},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:setblock ~3 ~-5 ~-1 command_block 0 replace {Command:fill ~ ~ ~1 ~6 ~0 ~1 stone 0 replace redstone_block}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:setblock ~3 ~-4 ~1 command_block 0 replace {Command:fill ~ ~ ~-1 ~6 ~0 ~-1 redstone_block 0 replace stone}},Time:1,Riding:{id:FallingSand,Block:command_block,Time:1,TileEntityData:{Command:setblock ~1 ~-2 ~ wall_sign 4 replace {Text1:"{text:'TNT Anti-',bold:true,color:red}",Text2:"{text:'Grief',bold:true,color:red}",Text3:"{text:'By:',color:gray}",Text4:"{text:'THEGamingninja',color:gray}"}},Riding:{id:FallingSand,Block:command_block,Time:1,TileEntityData:{Command:setblock ~1 ~-2 ~ wall_sign 4 replace {Text1:"{text:'[Destroy]',clickEvent:{action:run_command,value:\\"/fill ~ ~-1 ~-2 ~9 ~2 ~2 air 0 replace\\"},bold:true,color:dark_red}",Text2:"{text:'',color:black}",Text3:"{text:'',color:black}",Text4:"{text:'',color:black}"}},Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~2 ~-1 ~-2 ~10 ~-1 ~2 stained_glass 8 replace stone 6},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~3 ~ ~-1 ~9 ~3 ~1 air 0 replace stone 6},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~2 ~ ~-2 ~10 ~2 ~2 stone 6},Time:1,Riding:{id:FallingSand,Block:stone,Time:1}}}}}}}}}}}}}}}}}}}}}}}}}}}}