Question: What was the full name of the head coach for Boise State when they ranked 21st in their conference?
Context: The 2005 Boise State Broncos football team represented Boise State University during the 2005 NCAA Division I-A football season.  Boise State competed as a member of the Western Athletic Conference (WAC), and played their home games at Bronco Stadium in Boise, Idaho.  The Broncos were led by fifth-year head coach Dan Hawkins.  He resigned at the end of the regular season to take the head coaching job at Colorado, but remained to coach the Broncos in their bowl game.  The Broncos finished the season 9–4 and 7–1 in conference to win their fourth straight WAC title (shared with Nevada) and played in the MPC Computers Bowl, where they lost to Boston College, 27–21. Ernest Duncan "Pokey" Allen, Jr. (January 23, 1943 – December 30, 1996) was a gridiron football player and coach in the United States and Canada.  He played college football for the Utah Utes before going on to play professionally for the BC Lions and the Edmonton Eskimos of the Canadian Football League (CFL) in the 1960s. Leon Paul Rice (born November 25, 1963) is an American college basketball coach, and the head men's basketball coach at Boise State University.  Rice replaced Greg Graham as head coach of the Broncos on March 26, 2010.  In his first season as head coach, he led Boise State to the finals of the 2011 WAC Men's Basketball Tournament and to the semifinals of the 2011 College Basketball Invitational.  He is the first Boise State head coach to win 20 games in two of his first three seasons and has 20 or more wins in six of his first seven seasons.  In 2013, he guided the Broncos to their first ever at-large bid to the NCAA Tournament.  In 2015, he led the Broncos to their first ever Mountain West regular season championship, and first conference title for Boise State since 2008, and was named the Mountain West coach of the year. The 2009–10 Boise State Broncos men's basketball team represented Boise State University in the 2009–10 college basketball season.  This was head coach Greg Graham's eighth and final season at Boise State as he was fired at the end of the season.  The Broncos competed in the Western Athletic Conference and played their home games at the Taco Bell Arena.  Boise State finished the season 15–17, 5–11 in WAC play and lost in the quarterfinals of the 2010 WAC Men's Basketball Tournament to Utah State. The 1995 Boise State Broncos football team represented Boise State University in the 1995 NCAA Division I-AA football season, their last season in Division I-AA.  The Broncos competed in the Big Sky Conference and played their home games on campus at Bronco Stadium in Boise, Idaho.  Led by third-year head coach Pokey Allen, Boise State finished the season 7–4 overall and 4–3 in conference, ranked 21st in the final regular season poll. The 1993 Boise State Broncos football team represented Boise State University in the 1993 NCAA Division I-AA football season.  The Broncos competed in the Big Sky Conference and played their home games on campus at Bronco Stadium in Boise, Idaho.  Led by first-year head coach Pokey Allen, Boise State finished the season 3–8 overall and 1–6 in conference. Greg Patton (born 1952) is a tennis coach, both nationally and at a collegiate level.  He currently leads the nationally ranked Boise State Broncos of men's tennis program of Boise State University as their head coach.  His career record at Boise State is 203-67.  At Boise State, he has won seven conference championships in nine seasons in four different conferences (Big Sky, Big West, Western Athletic Conference, Mountain West). The 2002 Boise State Broncos football team represented Boise State University in the 2002 NCAA Division I-A football season.  Boise State competed as a member of the Western Athletic Conference (WAC), and played their home games at Bronco Stadium in Boise, Idaho.  The Broncos were led by second-year head coach Dan Hawkins.  The Broncos finished the season 12–1 and 8–0 in conference to win their first WAC title and played in the Humanitarian Bowl, where they defeated Iowa State, 34–16.  The 2002 marked the first season that Boise State was ranked in the top 25 since moving to Division I-A in 1996. The 1996 Boise State Broncos football team represented Boise State University in the 1996 NCAA Division I-A football season, their first in Division I-A.  The Broncos competed in the Big West Conference and played their home games at Bronco Stadium in Boise, Idaho.  Led by fourth-year head coach Pokey Allen and interim head coach Tom Mason, Boise State finished the season 2–10 and 1–4 in conference play. The 1992 Boise State Broncos football team represented Boise State University in the 1992 NCAA Division I-AA football season.  The Broncos competed in the Big Sky Conference and played their home games at Bronco Stadium in Boise, Idaho.  Led by sixth-year head coach Skip Hall, Boise State finished the season 5–6 overall and 3–4 in conference.
Answer: Ernest Duncan "Pokey" Allen, Jr.