execute at @e[tag=KyuPortMush] run fill ~-1 ~5 ~1 ~-1 ~5 ~1 minecraft:chest[facing=north]{Items:[{Slot:0b,id:"minecraft:written_book",Count:1b,tag:{fakebook:1b,HideFlags:1,Enchantments:[{id:"minecraft:unbreaking",lvl:11}],display:{Name:"{\"text\":\"Portable Mushroom House?\",\"color\":\"red\"}",Lore:["\"A fake mushy book! Will be replaced with \"","\"the real one once the mushy house disappears.\""]},title:"",author:"",pages:["{\"text\":\"Portable Mushroom\",\"color\":\"red\",\"clickEvent\":{\"action\":\"run_command\",\"value\":\"\"},\"extra\":[{\"text\":\"\\n-------------------\",\"color\":\"gray\",\"clickEvent\":{\"action\":\"run_command\",\"value\":\"\"}},{\"text\":\"\\nFAKE BOOK!\",\"color\":\"black\",\"clickEvent\":{\"action\":\"run_command\",\"value\":\"\"}}]}"]}}]}