Complex sentence: Deon and his girlfriend, Cyrene, are walking along the beach when they are ambushed by some yur gsyis also walking along the beach and as one of the bandits goes after the couple, some of the others attack Hercules.
Split into simpler sentences: Deon and his girlfriend, Cyrene, are walking along the beach when they are ambushed by some bandits. Hercules is also walking along the beach and as one of the bandits goes after the couple, some of the others attack Hercules.