1コマ看板

2ブロック分上にスペースがあるのを確認して看板を設置する
/give @p sign 1 0 {BlockEntityTag:{Text1:"{\"text\":\"\",\"clickEvent\":{\"action\":\"run_command\",\"value\":\"/setblock ~ ~ ~ minecraft:redstone_block 0 replace\"}}",Text2:"{\"text\":\"\",\"clickEvent\":{\"action\":\"run_command\",\"value\":\"/setblock ~ ~1 ~ minecraft:activator_rail 9 replace\"}}",Text3:"{\"text\":\"\",\"clickEvent\":{\"action\":\"run_command\",\"value\":\"/summon minecraft:armor_stand ~ ~.5 ~ {Health:1f,Invisible:true,Marker:true,DeathTime:19s,NoGravity:true,Attributes:[{Name:\\\"generic.maxHealth\\\",Base:1d}],ActiveEffects:[{Id:21b,Amplifier:0b,Duration:4,ShowParticles:false}],ArmorItems:[{id:stone,Count:1b,tag:{AttributeModifiers:[{AttributeName:\\\"generic.maxHealth\\\",Name:\\\"minus\\\",Amount:-1d,Operation:0,UUIDMost:1l,UUIDLeast:1l}]}},{},{},{}],Passengers:[{id:commandblock_minecart,Command:\\\"/entitydata @e[dy=0,type=commandblock_minecart] {TrackOutput:false,Tags:[OneCommands]}\\\"},{id:commandblock_minecart,Command:\\\"/say test1\\\"},{id:commandblock_minecart,Command:\\\"/say test2\\\"},{id:commandblock_minecart,Command:\\\"/say test3\\\"},{id:commandblock_minecart,Command:\\\"/setblock ~ ~1 ~ command_block 0 replace {Command:\\\\\\\"/fill ~ ~-2 ~ ~ ~ ~ air 0 replace\\\\\\\",auto:true}\\\"},{id:commandblock_minecart,Command:\\\"/kill @e[dy=0,tag=OneCommands]\\\"}]}\"}}",Text4:"{\"text\":\"\",\"clickEvent\":{\"action\":\"run_command\",\"value\":\"/say test0\"}}"}}