Complex sentence: The Royal Flight of Oman (RFO) is the VIP air transport capability embedded within the Sultan of Oman's Royal Household; it is totally independent of the Royal Air Force of Oman.
Split into simpler sentences: The Royal Flight of Oman (RFO) is the VIP air transport capability embedded within the Sultan of Oman's Royal Household. It is totally independent of the Royal Air Force of Oman.