Complex sentence: Pullo is also depicted as tutoring young Octavian in fighting and copulation, and it is also implied that, unbeknownst to Caesar, he was the father of Caesarion.
Split into simpler sentences: Pullo is also depicted as tutoring young Octavian in fighting and copulation. It is also implied that, unbeknownst to Caesar, Pullo becomes the father of Caesarion.