Complex sentence: To be a Carpathist, you must have or get the name of Carpathia on either your forehead or right hand yu could also have the number of Carpathia or the beast, which is 666.
Split into simpler sentences: To be a Carpathist, you must have or get the name of Carpathia on either your forehead or right hand. You could also have the number of Carpathia or the beast, which is 666.