Minecraft Flashing Pumkins with Only One Command

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 ~-8 ~1 ~-2 stained_hardened_clay 1 hollow"},{id:commandblock_minecart,Command:"fill ~-2 ~-2 ~2 ~-8 ~ ~-2 stained_glass 4 0 stained_hardened_clay"},{id:commandblock_minecart,Command:" scoreboard objectives add itemongr dummy"},{id:commandblock_minecart,Command:" scoreboard objectives add counter dummy"},{id:commandblock_minecart,Command:" summon armor_stand ~ ~ ~ {Tags:[\"godpumpkin\"],NoGravity:1n,Marker:1b,Invisible:1,Invulnerable:1,DisabledSlots:2039583}"},{id:commandblock_minecart,Command:" tellraw @a {\"text\":[\"\"]}"},{id:commandblock_minecart,Command:" tellraw @a {\"text\":[\"\"]}"},{id:commandblock_minecart,Command:" tellraw @a {\"text\":[\"\"]}"},{id:commandblock_minecart,Command:" tellraw @a {\"text\":[\"\"]}"},{id:commandblock_minecart,Command:" tellraw @a [\"\",{\"text\":\"Check out my \"},{\"text\":\"YT-Channel \",\"color\":\"dark_red\"},{\"text\":\"right -> \",\"color\":\"none\"},{\"text\":\"HERE\",\"color\":\"green\",\"bold\":true,\"underlined\":true,\"clickEvent\":{\"action\":\"open_url\",\"value\":\"https://www.YouTube.com/TheCreativeSimon\"}}]"},{id:commandblock_minecart,Command:" tellraw @a {\"text\":[\"\"]}"},{id:commandblock_minecart,Command:" tellraw @a {\"text\":[\"\"]}"},{id:commandblock_minecart,Command:" tellraw @a {\"text\":[\"\"]}"},{id:commandblock_minecart,Command:" tellraw @a {\"text\":[\"\"]}"},{id:commandblock_minecart,Command:" tellraw @a {\"text\":[\"\"]}"},{id:commandblock_minecart,Command:"setblock ~-1 ~-2 ~ wall_sign 5 0 {Text1:\"{\\\"text\\\":\\\"============\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"kill @e[type=armor_stand,tag=godpumpkin]\\\"}}\",Text2:\"{\\\"text\\\":\\\"Click to destroy\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"kill @e[type=armor_stand,tag=pumpkin]\\\"}}\",Text3:\"{\\\"text\\\":\\\"this machine\\\"}\",Text4:\"{\\\"text\\\":\\\"============\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"fill ~-8 ~-1 ~-2 ~-1 ~3 ~2 air\\\"}}\"}"},{id:commandblock_minecart,Command:"setblock ~-1 ~-1 ~ wall_sign 5 0 {Text1:\"{\\\"text\\\":\\\"\\\"}\",Text2:\"{\\\"text\\\":\\\"Flashing Pumkins\\\",\\\"color\\\":\\\"dark_blue\\\"}\",Text3:\"{\\\"text\\\":\\\"by TCSimon\\\",\\\"color\\\":\\\"dark_red\\\"}\",Text4:\"{\\\"text\\\":\\\"\\\"}\"}"},{id:commandblock_minecart,Command:"fill ~-7 ~-2 ~-1 ~-3 ~ ~1 chain_command_block 4"},{id:commandblock_minecart,Command:"fill ~-7 ~ ~ ~-5 ~ ~ chain_command_block 5"},{id:commandblock_minecart,Command:"setblock ~-7 ~ ~1 chain_command_block 2"},{id:commandblock_minecart,Command:"setblock ~-3 ~-1 ~1 chain_command_block 1"},{id:commandblock_minecart,Command:"fill ~-7 ~-1 ~1 ~-4 ~-1 ~1 chain_command_block 5"},{id:commandblock_minecart,Command:"setblock ~-7 ~-1 ~ chain_command_block 3"},{id:commandblock_minecart,Command:"setblock ~-3 ~-1 ~-1 chain_command_block 3"},{id:commandblock_minecart,Command:"fill ~-7 ~-1 ~-1 ~-4 ~-1 ~-1 chain_command_block 5"},{id:commandblock_minecart,Command:"setblock ~-7 ~-2 ~-1 chain_command_block 1"},{id:commandblock_minecart,Command:"setblock ~-3 ~-2 ~ chain_command_block 2"},{id:commandblock_minecart,Command:"fill ~-7 ~-2 ~ ~-4 ~-2 ~ chain_command_block 5"},{id:commandblock_minecart,Command:"setblock ~-7 ~-2 ~1 chain_command_block 2"},{id:commandblock_minecart,Command:"setblock ~-3 ~-2 ~1 repeating_command_block 4"},{id:commandblock_minecart,Command:"blockdata ~-5 ~ ~ {auto:1,Command:\"execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ air 0 kill @e[type=armor_stand,tag=pumpkin,r=0]\"}"},{id:commandblock_minecart,Command:"blockdata ~-6 ~ ~ {auto:1,Command:\"scoreboard players reset @e[type=armor_stand,tag=godpumpkin,score_counter_min=40] counter\"}"},{id:commandblock_minecart,Command:"blockdata ~-7 ~ ~ {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=40] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ lit_pumpkin 15 setblock ~ ~ ~ pumpkin 15\"}"},{id:commandblock_minecart,Command:"blockdata ~-7 ~ ~1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=20] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ pumpkin 15 setblock ~ ~ ~ lit_pumpkin 15\"}"},{id:commandblock_minecart,Command:"blockdata ~-6 ~ ~1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=40] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ lit_pumpkin 14 setblock ~ ~ ~ pumpkin 14\"}"},{id:commandblock_minecart,Command:"blockdata ~-5 ~ ~1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=20] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ pumpkin 14 setblock ~ ~ ~ lit_pumpkin 14\"}"},{id:commandblock_minecart,Command:"blockdata ~-4 ~ ~1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=40] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ lit_pumpkin 13 setblock ~ ~ ~ pumpkin 13\"}"},{id:commandblock_minecart,Command:"blockdata ~-3 ~ ~1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=20] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ pumpkin 13 setblock ~ ~ ~ lit_pumpkin 13\"}"},{id:commandblock_minecart,Command:"blockdata ~-3 ~-1 ~1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=40] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ lit_pumpkin 12 setblock ~ ~ ~ pumpkin 12\"}"},{id:commandblock_minecart,Command:"blockdata ~-4 ~-1 ~1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=20] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ pumpkin 12 setblock ~ ~ ~ lit_pumpkin 12\"}"},{id:commandblock_minecart,Command:"blockdata ~-5 ~-1 ~1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=40] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ lit_pumpkin 11 setblock ~ ~ ~ pumpkin 11\"}"},{id:commandblock_minecart,Command:"blockdata ~-6 ~-1 ~1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=20] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ pumpkin 11 setblock ~ ~ ~ lit_pumpkin 11\"}"},{id:commandblock_minecart,Command:"blockdata ~-7 ~-1 ~1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=40] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ lit_pumpkin 10 setblock ~ ~ ~ pumpkin 10\"}"},{id:commandblock_minecart,Command:"blockdata ~-7 ~-1 ~ {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=20] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ pumpkin 10 setblock ~ ~ ~ lit_pumpkin 10\"}"},{id:commandblock_minecart,Command:"blockdata ~-6 ~-1 ~ {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=40] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ lit_pumpkin 9 setblock ~ ~ ~ pumpkin 9\"}"},{id:commandblock_minecart,Command:"blockdata ~-5 ~-1 ~ {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=20] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ pumpkin 9 setblock ~ ~ ~ lit_pumpkin 9\"}"},{id:commandblock_minecart,Command:"blockdata ~-4 ~-1 ~ {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=40] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ lit_pumpkin 8 setblock ~ ~ ~ pumpkin 8\"}"},{id:commandblock_minecart,Command:"blockdata ~-3 ~-1 ~ {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=20] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ pumpkin 8 setblock ~ ~ ~ lit_pumpkin 8\"}"},{id:commandblock_minecart,Command:"blockdata ~-3 ~-1 ~-1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=40] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ lit_pumpkin 7 setblock ~ ~ ~ pumpkin 7\"}"},{id:commandblock_minecart,Command:"blockdata ~-4 ~-1 ~-1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=20] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ pumpkin 7 setblock ~ ~ ~ lit_pumpkin 7\"}"},{id:commandblock_minecart,Command:"blockdata ~-5 ~-1 ~-1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=40] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ lit_pumpkin 6 setblock ~ ~ ~ pumpkin 6\"}"},{id:commandblock_minecart,Command:"blockdata ~-6 ~-1 ~-1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=20] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ pumpkin 6 setblock ~ ~ ~ lit_pumpkin 6\"}"},{id:commandblock_minecart,Command:"blockdata ~-7 ~-1 ~-1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=40] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ lit_pumpkin 5 setblock ~ ~ ~ pumpkin 5\"}"},{id:commandblock_minecart,Command:"blockdata ~-7 ~-2 ~-1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=20] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ pumpkin 5 setblock ~ ~ ~ lit_pumpkin 5\"}"},{id:commandblock_minecart,Command:"blockdata ~-6 ~-2 ~-1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=40] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ lit_pumpkin 4 setblock ~ ~ ~ pumpkin 4\"}"},{id:commandblock_minecart,Command:"blockdata ~-5 ~-2 ~-1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=20] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ pumpkin 4 setblock ~ ~ ~ lit_pumpkin 4\"}"},{id:commandblock_minecart,Command:"blockdata ~-4 ~-2 ~-1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=40] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ lit_pumpkin 3 setblock ~ ~ ~ pumpkin 3\"}"},{id:commandblock_minecart,Command:"blockdata ~-3 ~-2 ~-1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=20] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ pumpkin 3 setblock ~ ~ ~ lit_pumpkin 3\"}"},{id:commandblock_minecart,Command:"blockdata ~-3 ~-2 ~ {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=40] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ lit_pumpkin 2 setblock ~ ~ ~ pumpkin 2\"}"},{id:commandblock_minecart,Command:"blockdata ~-4 ~-2 ~ {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=20] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ pumpkin 2 setblock ~ ~ ~ lit_pumpkin 2\"}"},{id:commandblock_minecart,Command:"blockdata ~-5 ~-2 ~ {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=40] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ lit_pumpkin 1 setblock ~ ~ ~ pumpkin 1\"}"},{id:commandblock_minecart,Command:"blockdata ~-6 ~-2 ~ {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=20] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ pumpkin 1 setblock ~ ~ ~ lit_pumpkin 1\"}"},{id:commandblock_minecart,Command:"blockdata ~-7 ~-2 ~ {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=40] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ lit_pumpkin 0 setblock ~ ~ ~ pumpkin 0\"}"},{id:commandblock_minecart,Command:"blockdata ~-7 ~-2 ~1 {auto:1,Command:\"execute @e[type=armor_stand,tag=godpumpkin,score_counter_min=20] ~ ~ ~ execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ detect ~ ~ ~ pumpkin 0 setblock ~ ~ ~ lit_pumpkin 0\"}"},{id:commandblock_minecart,Command:"blockdata ~-6 ~-2 ~1 {auto:1,Command:\"scoreboard players add @e[type=armor_stand,tag=godpumpkin] counter 1 \"}"},{id:commandblock_minecart,Command:"blockdata ~-5 ~-2 ~1 {auto:1,Command:\"execute @e[type=armor_stand,tag=pumpkin] ~ ~ ~ kill @e[type=Item,r=1] {Item:{id:minecraft:redstone}}\"}"},{id:commandblock_minecart,Command:"blockdata ~-4 ~-2 ~1 {auto:1,Command:\"execute @e[type=Item,score_itemongr_min=1] ~ ~ ~ detect ~ ~-1 ~ pumpkin -1 summon armor_stand ~ ~-1 ~ {Tags:[\\\"pumpkin\\\"],NoGravity:1b,Marker:1b,Invisible:1,Invulnerable:1,DisabledSlots:2039583}\"}"},{id:commandblock_minecart,Command:"blockdata ~-3 ~-2 ~1 {auto:1,Command:\"scoreboard players set @e[type=Item] itemongr 1 {Item:{id:\\\"minecraft:redstone\\\"}} \"}"},{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]"}]}]}]}