Question: Who was the head coach of the Baltimore Ravens in the year Rick Dennison served as quarterbacks coach?
Sentence (from "Rick Dennison"): An assistant in the NFL since 1995, he served as offensive coordinator for the Denver Broncos (2006–2008, 2015-2016) and Houston Texans (2010–2013), and served as quarterbacks coach for the Baltimore Ravens in 2014.
Relevant evidence: Yes