See tutorial:
https://www.youtube.com/watch?v=xQfNyqgYSwQ&t=85s
Note: Minify the command to avoid issues :)
The Element of Speed
More Food by DeadpoolBadhair
Super-Hero Power Chest
HEROBRINE BOSS BATTLE (See YouTube for details)
LUCKY BLOCKS!!! NO MODS!!!
Pokemon Go (Only One Command)
Generate Structures With Only One Command Block!
furniture command 1.11.2