Question: What player, also known by his nickname Dr. Dunkenstein, retired following the 1990-91 Utah Jazz season?
Sentence (from "Darrell Griffith"): Darrell Steven Griffith (born June 16, 1958), also known by his nickname Dr. Dunkenstein, is a retired American basketball player who spent his entire professional career with the Utah Jazz of the National Basketball Association.
Relevant evidence: Yes