Gravestones in Minecraft (Single Command!) by SimplySpider

/summon FallingSand ~ ~2 ~ {Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{Riding:{TileEntityData:{Command:"/fill ~2 ~-1 ~2 ~-2 ~3 ~14 minecraft:glass 0 hollow",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/fill ~2 ~-2 ~2 ~-2 ~-2 ~14 minecraft:bedrock 0",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/fill ~1 ~-2 ~3 ~-1 ~2 ~13 air",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/fill ~1 ~-3 ~12 ~-1 ~-1 ~12 redstone_block",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"summon FallingSand ~-1 ~3 ~11 {Riding:{Riding:{TileEntityData:{Command:\"/gamerule commandBlockOutput false\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"/gamerule logAdminCommands false\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},id:\"FallingSand\",Block:\"iron_block\",Time:1}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"summon FallingSand ~-1 ~2 ~13 {Riding:{Riding:{TileEntityData:{Command:\"summon FallingSand ~1 ~1 ~-10 {id:\\\"FallingSand\\\",Block:\\\"redstone_block\\\",Time:1}\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"/tellraw @a [\\\"\\\",{\\\"text\\\":\\\"Hi there!  I am \\\",\\\"color\\\":\\\"gold\\\"},{\\\"text\\\":\\\"SimplySpider\\\",\\\"color\\\":\\\"green\\\"},{\\\"text\\\":\\\", but most people just call me \\\",\\\"color\\\":\\\"gold\\\"},{\\\"text\\\":\\\"Spider!\\\",\\\"color\\\":\\\"green\\\",\\\"italic\\\":\\\"true\\\"},{\\\"text\\\":\\\" This is probably the most simple thing I've created, but, hey, it's a fun thing. Every time a player dies, their location will be marked with a tombstone, and their items will be in a neat little pile on and under the dirt.\\\",\\\"color\\\":\\\"gold\\\",\\\"italic\\\":\\\"false\\\"},{\\\"text\\\":\\\"If you like it, show some support! Here is my \\\",\\\"color\\\":\\\"blue\\\"},{\\\"text\\\":\\\"You\\\",\\\"color\\\":\\\"red\\\",\\\"italic\\\":\\\"true\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"open_url\\\",\\\"value\\\":\\\"https://www.youtube.com/channel/UC82Bc84Ruk9x86r3bqxFCRg\\\"},\\\"hoverEvent\\\":{\\\"action\\\":\\\"show_text\\\",\\\"value\\\":{\\\"text\\\":\\\"\\\",\\\"extra\\\":[{\\\"text\\\":\\\"https://www.youtube.com/channel/UC82Bc84Ruk9x86r3bqxFCRg\\\"}]}}},{\\\"text\\\":\\\"Tube\\\",\\\"color\\\":\\\"white\\\",\\\"italic\\\":\\\"true\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"open_url\\\",\\\"value\\\":\\\"https://www.youtube.com/channel/UC82Bc84Ruk9x86r3bqxFCRg\\\"},\\\"hoverEvent\\\":{\\\"action\\\":\\\"show_text\\\",\\\"value\\\":{\\\"text\\\":\\\"\\\",\\\"extra\\\":[{\\\"text\\\":\\\"https://www.youtube.com/channel/UC82Bc84Ruk9x86r3bqxFCRg\\\"}]}}},{\\\"text\\\":\\\" channel. (Click the word YouTube)!\\\",\\\"color\\\":\\\"blue\\\",\\\"italic\\\":\\\"false\\\"}]\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},id:\"FallingSand\",Block:\"iron_block\",Time:1}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"summon FallingSand ~0 ~1 ~11 {Riding:{TileEntityData:{Command:\"fill ~-2 ~3 ~3 ~2 ~3 ~-9 minecraft:bedrock 0\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},id:\"FallingSand\",Block:\"iron_block\",Time:1}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/summon FallingSand ~-1 ~2 ~3 {Riding:{Riding:{TileEntityData:{Command:\"/fill ~1 ~ ~ ~1 ~2 ~7 stone\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"/execute @a[score_Grave_min=1] ~ ~ ~ setblock ~ ~-1 ~ dirt 1\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"/execute @a[score_Grave_min=1] ~ ~ ~ setblock ~1 ~-1 ~ dirt 1\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/summon FallingSand ~1 ~1 ~3 {Riding:{Riding:{TileEntityData:{Command:\"/fill ~-1 ~ ~ ~-1 ~2 ~7 redstone_block\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"/scoreboard objectives add Grave deathCount\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"/execute @a[score_Grave_min=1] ~ ~ ~ setblock ~2 ~ ~ cobblestone\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/summon FallingSand ~-1 ~0 ~4 {Riding:{Riding:{TileEntityData:{Command:\"/execute @a[score_Grave_min=1] ~ ~ ~ setblock ~2 ~1 ~ cobblestone\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"/execute @a[score_Grave_min=1] ~ ~ ~ /summon Silverfish ~ ~ ~ {CustomName:\\\"Grave\\\",NoAI:1,Silent:1,ActiveEffects:[{Id:14,Amplifier:1,Duration:199980,ShowParticles:0b}]}\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"/execute @a[score_Grave_min=1] ~ ~ ~ /setblock ~1 ~1 ~ wall_sign 4\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/summon FallingSand ~1 ~-1 ~4 {Riding:{Riding:{TileEntityData:{Command:\"/execute @a[score_Grave_min=1] ~ ~ ~ setblock ~ ~-2 ~ air\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"/execute @e[type=Silverfish,name=Grave] ~ ~ ~ /tp @e[type=Item,r=10] @e[type=Silverfish,name=Grave,r=10]\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"/execute @e[type=Silverfish,name=Grave] ~ ~ ~ detect ~ ~-1 ~ air 0 /kill @e[type=Silverfish,name=Grave,r=1]\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/summon FallingSand ~-1 ~-2 ~5 {Riding:{TileEntityData:{Command:\"/execute @a[score_Grave_min=1] ~ ~ ~ /blockdata ~1 ~1 ~ {Text1:\\\"[\\\\\\\"\\\\\\\",{\\\\\\\"text\\\\\\\":\\\\\\\"Rest in Peace\\\\\\\",\\\\\\\"color\\\\\\\":\\\\\\\"dark_aqua\\\\\\\",\\\\\\\"bold\\\\\\\":\\\\\\\"true\\\\\\\",\\\\\\\"underlined\\\\\\\":\\\\\\\"true\\\\\\\"}]\\\",Text2:\\\"[\\\\\\\"\\\\\\\",{\\\\\\\"text\\\\\\\":\\\\\\\"umm...person!\\\\\\\",\\\\\\\"color\\\\\\\":\\\\\\\"green\\\\\\\"}]\\\"}\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1},TileEntityData:{Command:\"/scoreboard players set @a[score_Grave_min=1] Grave 0\",id:\"Control\"},id:\"FallingSand\",Block:\"command_block\",Time:1}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/setblock ~ ~-9 ~1 wall_sign 2 0 {Text1:\"===============\",Text2:\"{text:\\\"Click\\\",color:\\\"dark_red\\\",clickEvent:{action:run_command,value:\\\"/fill ~2 ~2 ~ ~-2 ~-2 ~13 air\\\"},extra:[{text:\\\" to remove\\\",color:\\\"black\\\"}]}\",Text3:\"this structure\",Text4:\"===============\"}",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/fill ~ ~-13 ~ ~-1 ~2 ~ air",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},TileEntityData:{Command:"/fill ~-1 ~-14 ~ ~-1 ~-1 ~ redstone_block",id:"Control"},id:"FallingSand",Block:"command_block",Time:1},id:"FallingSand",Block:"redstone_block",Time:1}