Complex sentence: Fausta was a daughter of Valentinus, a general of Armenian origins, reputedly a descendant of the Arsacids Peter Charanis,'The Armenians in the Byzantine Empire,' Byzantinoslavica 22 (1961), 196-240.
Split into simpler sentences: Fausta was a daughter of Valentinus, a general of Armenian origins. Her father was a descendant of the Arsacid Dynasty of Armenia Peter Charanis,'The Armenians in the Byzantine Empire,' Byzantinoslavica 22 (1961), 196-240.