Question: When did Manuel Komnenos (Kouropalates)'s father die?
Sentence (from "John Komnenos (Domestic of the Schools)"): Through his son Alexios I Komnenos, who became emperor in 1081, he was the progenitor of the Komnenian dynasty that ruled the Byzantine Empire from 1081 until 1185, and the Empire of Trebizond from 1204 until 1461.
Relevant evidence: No