Question: Where did Demetrios Doukas Komnenos Koutroules's father die?
Sentence (from "Michael II Komnenos Doukas"): Michael II Komnenos Doukas, Latinized as Comnenus Ducas ("Mikhaēl II Komnēnos Doukas"), often called Michael Angelos in narrative sources, was from 1230 until his death in 1266/68 the ruler of the Despotate of Epirus, which included Epirus in northwestern Greece, the western part of Greek Macedonia and Thessaly, and western Greece as far south as Nafpaktos.
Relevant evidence: Yes