Question: How many NCAA championships, did the coach who had Wade Houston as his assistant for 13 years, win ?

Context paragraphs:
List of Pac-12 Conference national championships: The following is a list of current Pac-12 Conference members' NCAA and AIAW championships.  Current Pac-12 members have won 500 NCAA national championships (As of May 31, 2017) becoming the first conference to win 500 team titles, which is 193 more than the next closest conference, The Big Ten.  Since the 1999-2000 academic year, the Pac-12 claims a total of 150 NCAA team titles, including 10 in 2013-2014.  They have also led or tied the nation in NCAA Championships in 48 of the last 54 years, the only exceptions being in 1980-81, 1988–89, 1990–91 and 1995-96 when the conference finished second, and finished third in 1998-99 and 2004-2005.

NCAA Bowling Championship: The NCAA Bowling Championship is a sanctioned women's championship in college athletics.  Unlike many NCAA sports, only one championship is held each season with teams from Division I, Division II, and Division III competing together.  Eight teams, all at-large selections, are chosen by the NCAA Bowling Committee to compete in the championships.  The championship was first held in April 2004.

Indiana Hoosiers men's basketball: The Indiana Hoosiers men's basketball team is the intercollegiate men's basketball program representing Indiana University (IU).  The school competes in the Big Ten Conference in NCAA Division I.  The Hoosiers play on Branch McCracken Court at Simon Skjodt Assembly Hall in Bloomington, Indiana on the Indiana University Bloomington campus.  Indiana has won five NCAA Championships in men's basketball (1940, 1953, 1976, 1981, 1987) — the first two under coach Branch McCracken and the latter three under Bob Knight.  The Hoosiers' five NCAA Championships are tied for fourth in history with Duke (5), trailing only UCLA (11), Kentucky (8), and North Carolina (6).  Indiana's 1976 squad remains the last undefeated NCAA men's basketball champion.

List of Big Ten Conference national championships: The list of Big Ten national championships includes championships won by teams from the Big Ten Conference and former member Chicago.  Including football champions listed in the official "NCAA Records" book, Big Ten teams have compiled 286 NCAA championships (as of May 29, 2017) during their years of membership.  Prior to NCAA sponsorship of women's sports, Big Ten teams, as members of the AIAW, also won 6 undisputed national championships in 1976–1982.  In the 2016-17 academic year, Big Ten members have so far won four titles: (1) Penn State won the school's seventh NCAA national championship in wrestling giving the Big Ten Conference eleven consecutive championships between four different schools (Minnesota, Iowa, Penn State,and Ohio State;).  This continues a run for the school of winning at least one NCAA championship every year since the 2006–2007 academic year; (2) Ohio State won its second-consecutive championship in men's volleyball.  This continues a run for the school of winning at least one NCAA championship every year since the 2010–2011 academic year; (3) Maryland won its NCAA-record thirteenth national championship in women's lacrosse; and (4) Maryland won its first NCAA men's lacrosse since 1975 and the first for the conference.

Denny Crum: Denzel Edwin "Denny" Crum (born March 2, 1937) is a former American men's college basketball coach at the University of Louisville in Kentucky from 1971 to 2001, compiling a 675–295 record.  He guided the Cardinals to two NCAA championships (1980, 1986) and six Final Fours.  Honored in the Naismith Memorial Basketball Hall of Fame since 1994, Crum is one of the major figures in the history of sports in Kentucky and in college basketball in general.

Brett Sickler: Brett Sickler (born March 19, 1983 in Cupertino, California) is an American rower.  Sickler is a three-time member of the USRowing senior national team and won gold medals with the women's eight at the 2006 and 2007 World Rowing Championships.  She finished 12th in the women's double sculls at the 2006 world regatta and was a Team USA alternate for the 2008 Beijing Olympic Games.  Sickler graduated from the University of Michigan in 2005 and was the lead assistant coach from 2010–2012 where she helped coach the Wolverines to a second-place finish at the 2012 NCAA Championships and the 2012 Big Ten Championship title.  She was named the assistant coach for the University of Virginia Rowing team in August 2012.

J. D. Morgan: J. D. Morgan (March 3, 1919 – December 16, 1980) was an American tennis player, coach and athletic director.  He was associated with athletics at UCLA for more than 40 years.  He played four years of varsity tennis at UCLA from 1938-1941 and served as the school's head tennis coach from 1949-1966, leading the Bruins to eight NCAA Men's Tennis Championships.  He also served as UCLA's athletic director from 1963-1979, a period during which the university won 30 NCAA championships, including ten NCAA Men's Basketball Championships.

Wade Houston: Wade Houston (born October 9, 1944) is an American former college basketball player and coach.  He was an assistant coach under Denny Crum at the University of Louisville for 13 years until 1989 when he was named the head coach of the University of Tennessee.  In accepting the job at Tennessee, he became the first African-American head coach in the Southeastern Conference.

Newt Loken: Newton C. Loken (February 27, 1919 – June 28, 2011) was an artistic gymnast and coach of gymnastics, trampolining and cheerleading.  While a member of the Minnesota Golden Gophers men's gymnastics team, Loken was NCAA all-around gymnastics champion in 1942 and the Big Ten Conference all-around champion in 1941 and 1942.  He was the coach of the University of Michigan gymnastics team for 36 years from 1948-1983.  Loken's gymnasts won the NCAA championships in 1963 and 1970, as well as 12 Big Ten championships.  His record as Michigan's gymnastics coach was 250-72-1.  Loken also coached the Michigan trampolining team to NCAA championships in 1969 and 1970.

Mike Krzyzewski: Michael William Krzyzewski ( ; nicknamed "Coach K"; born February 13, 1947) is an American college basketball coach and former player.  Since 1980, he has served as the head men's basketball coach at Duke University.  At Duke, Krzyzewski has led the Blue Devils to five NCAA Championships, 12 Final Fours, 12 ACC regular season titles, and 14 ACC Tournament championships.  Among men's college basketball coaches, only UCLA's John Wooden, with 10, has won more NCAA Championships.  Krzyzewski was also the coach of the United States men's national basketball team, which he has led to three gold medals at the 2008 Summer Olympics, 2012 Summer Olympics, and 2016 Summer Olympics.  He has additionally served as the head coach of the American team that won gold medals at the 2010 and the 2014 FIBA World Cup.  He was also an assistant coach for the 1992 "Dream Team".

Supporting paragraphs: Wade Houston Denny Crum
Answer: two