Complex sentence: In the civil war that followed, Albinus was initially allied with Septimius Severus, who had captured Rome, took his own name Septimius and accepted the title of Caesar from him; the two shared a consulship in 194.
Split into simpler sentences: In the civil war that followed, Albinus was initially allied with Septimius Severus, who had captured Rome. Albinus added the name Septimius to his own, and accepted the title of Caesar from him; the two shared a consulship in 194.