After a woman was killed for loudly mourning the death of her fiancé, a man from this city, the murderer was forced to pass under another city's “Sister's Beam.” A god prophesied that this city would be founded 30 years after the discovery of a sow surrounded by 30 piglets. After a leader of this city attempted to play both sides in a battle involving Fidenae and was torn apart by chariots, this city was destroyed. Three wounded warriors from this city were picked off by (*) Publius to conclude a duel suggested by this city's (-5[1])dictator Mettius Fufetius. (-5[1])A king of this city (10[1])named Amulius overthrew his brother Numitor and sought to force celibacy on Numitor's daughter Rhea Silvia. Ascanius founded this city, and Romulus and Remus descended from its royal family. For 10 points, name this early rival of Rome. (10[1])■END■ (0[1])