Question: Which Earl allegedly founded the English colony granted land by the Byzantine Emperor Alexius I Comnenus?
Sentence (from "Euthymios Zigabenos"): He was a friend of the Byzantine emperor Alexius I Comnenus, for whom he wrote a lengthy work on heresies, "Panoplia Dogmatica" or "Panoply of Doctrine" (or "Full Armour of Belief").
Relevant evidence: No