Question: Where did Christopher Gibbons's father graduate from?
Sentence (from "Orlando Gibbons"): Gibbons paved the way for a future generation of English composers by perfecting the Byrd's foundations of the English madrigal as well as both full and verse anthems, and especially by teaching music to his oldest son, Christopher, who in turn taught John Blow, Pelham Humfrey and most notably
Relevant evidence: No