Question: Who has coached at more schools, Jerry Tarkanian or Richard Donchian?

full_context: Document 1: Bill Williams (trader): Bill M. Williams (born 1932) is a British trader and author of books on trading psychology, technical analysis and chaos theory in trading the stock, commodity, and foreign exchange (Forex) markets. His study of stock market data led him to develop a number of technical analyses that identify trends in the financial markets. Indicators like Accelerator/Decelerator Oscillator, Alligator, Awesome Oscillator, Fractals, Gator Oscillator, and Market Facilitation Index are popular today in Forex, stock and other financial markets.
Document 2: Ed Seykota: Edward Arthur Seykota (born August 7, 1946) is a commodities trader, who earned S.B. degrees in Electrical Engineering from MIT and Management from the MIT Sloan School of Management, both in 1969. In 1970 he pioneered Systems trading by using early punched card computers to test ideas on trading the markets. Seykota resided in Incline Village, Nevada, on the north shore of Lake Tahoe, but recently moved to Texas.
Document 3: 1990–91 UNLV Runnin' Rebels basketball team: The 1990–91 UNLV Runnin' Rebels basketball team represented the University of Nevada, Las Vegas in NCAA Division I men's competition in the 1990–91 season. The Runnin' Rebels, coached by Jerry Tarkanian, entered the season as defending national champions and entered the 1991 NCAA tournament unbeaten, but lost in the national semifinal to eventual champions Duke when Anderson Hunt's desperation three in the final seconds bounced off the backboard and into the hands of a Duke player, Bobby Hurley. They had been the last team to finish the regular season unbeaten before St. Joseph's did it in 2004. They were the last team to enter the NCAA tournament unbeaten until Wichita State did it in 2014 and Kentucky in 2015.
Document 4: Richard Donchian: Richard Davoud Donchian (born September 1905, Hartford, Connecticut – d. 1993) was an Armenian-American commodities and futures trader, and pioneer in the field of managed futures.
Document 5: Jerry Tarkanian: Jerry Tarkanian (August 8, 1930 – February 11, 2015) was an American basketball coach. He coached college basketball for 31 seasons over five decades at three schools. He spent the majority of his career coaching with the UNLV Runnin' Rebels, leading them four times to the Final Four of the NCAA Men's Division I Basketball Tournament, winning the national championship in 1990. Tarkanian revolutionized the college game at UNLV, utilizing a pressing defense to fuel its fast-paced offense. Overall, he won over 700 games in his career, and only twice failed to win 20 games in a season. Tarkanian was inducted into the Naismith Memorial Basketball Hall of Fame in 2013.
Document 6: Arvind Raghunathan: Arvind Raghunathan (born October 24, 1963) is a Hedge Fund Manager. He is the founder and CEO of Roc Capital Management LP (the largest Hedge Fund launch of 2009). On February 25, 2009, it was announced that Raghunathan and his associates would be leaving Deutsche Bank to set up the independent quant trading hedge fund. It was rumored in late July 2013 that the main fund of Roc Capital Management would be liquidated after losses.
Document 7: List of UCLA Bruins men's basketball head coaches: The men's college basketball program of the University of California, Los Angeles (UCLA) was founded in 1920 and is known competitively as the UCLA Bruins. The team has had 13 head coaches in its history, and they have won 11 National Collegiate Athletic Association (NCAA) Men's Division I Basketball Championships, the most of any school. John Wooden won 10 national championships between 1964 and 1975, and Jim Harrick won the other in 1995. The "New York Times" wrote that Wooden "made UCLA. the most successful team in college basketball." After Wooden retired, the four coaches that succeeded him resigned, and the following three—Harrick included—were fired. The average tenure of those coaches after Wooden was four years. Ben Howland, led the Bruins to three consecutive Final Four appearances from 2006 to 2008.
Document 8: Larry Brown (basketball): Lawrence Harvey Brown (born September 14, 1940) is an American basketball coach, who was most recently head men's basketball coach at Southern Methodist University. He is the only coach in basketball history to win both an NCAA national championship (Kansas Jayhawks, 1988) and an NBA title (Detroit Pistons, 2004). He has a 1,275-965 lifetime professional coaching record in the American Basketball Association (ABA) and the National Basketball Association (NBA) and is the only coach in NBA history to lead eight different teams to the playoffs. He also won an ABA championship as a player with the Oakland Oaks in the 1968–69 season, and an Olympic Gold Medal in 1964. He is also the only person ever to coach two NBA franchises in the same season (Spurs and Clippers during the 1991–92 NBA season). Before coaching, Brown played collegiately at the University of North Carolina and professionally in the ABA. He has been a basketball coach since 1972.
Document 9: 1989–90 UNLV Runnin' Rebels basketball team: The 1989–90 UNLV Runnin' Rebels basketball team represented the University of Nevada Las Vegas in NCAA Division I men's competition in the 1989–90 season, and won the NCAA title under head coach Jerry Tarkanian. The team played its home games in the Thomas & Mack Center, and was a member of the Big West Conference; it would join the Western Athletic Conference in 1996 and become a charter member of its current conference, the Mountain West Conference, in 1999. As of the present, they are the last team from any of the non-big six conferences (ACC, Big East, Big Ten, Big 12, Pac-10, and SEC) to win the national championship.
Document 10: Jerry Sloan: Gerald Eugene Sloan (born March 28, 1942) is an American former National Basketball Association player and head coach, and a member of the Basketball Hall of Fame. Former NBA commissioner David Stern called Sloan "one of the greatest and most respected coaches in NBA history". Sloan had a career regular-season win–loss record of 1,221–803, placing him third all-time in NBA wins at the time he retired. Sloan was only the fifth coach in NBA history to reach 1,000 victories and is one of two coaches in NBA history to record 1,000 wins with one club (the Utah Jazz). He also coached for one team longer than anyone in NBA history. The 2009–10 season was his 22nd season (and 21st full season) as coach of the Jazz. Sloan coached the Jazz to 15 consecutive playoff appearances from 1989 to 2003. Although he never won a Coach of the Year award, he is one of only four coaches in NBA history with 15-plus consecutive seasons with a winning record (Gregg Popovich, Pat Riley and Phil Jackson are the others). He led Utah to the NBA Finals in 1997 and 1998, but lost to the Chicago Bulls both times.
Document 11: John Wooden: John Robert Wooden (October 14, 1910 – June 4, 2010) was an American basketball player and head coach at the University of California at Los Angeles. Nicknamed the "Wizard of Westwood," he won ten NCAA national championships in a 12-year period as head coach at UCLA, including a record seven in a row. No other team has won more than two in a row. Within this period, his teams won an NCAA men's basketball record 88 consecutive games. Wooden was named national coach of the year six times. He also won a Helms national championship at Purdue as a player 1931–1932 for a total of 11 national titles, a feat matched only by Geno Auriemma of NCAA women's basketball.
Document 12: Donchian channel: The Donchian channel is an indicator used in market trading developed by Richard Donchian. It is formed by taking the highest high and the lowest low of the last "n" periods. The area between the high and the low is the channel for the period chosen.
Document 13: Marc Rich: Marc Rich (born Marcell David Reich; December 18, 1934 – June 26, 2013) was an international commodities trader, hedge fund manager, financier and businessman. He was best known for founding the commodities company Glencore and for being indicted in the United States on federal charges of tax evasion and making controversial oil deals with Iran during the Iran hostage crisis. He was in Switzerland at the time of the indictment and never returned to the United States. He received a controversial presidential pardon from U.S. President Bill Clinton on January 20, 2001, Clinton's last day in office.
Document 14: Paul Tudor Jones: Paul Tudor Jones II (born September 28, 1954) is an American investor, hedge fund manager, and philanthropist. In 1980, he founded his hedge fund, Tudor Investment Corporation, an asset management firm headquartered in Greenwich, Connecticut. Soon after, he created the Tudor Group, a hedge fund holding company that specializes in fixed income, currencies, equities, and commodities.
Document 15: John D. Arnold: John Douglas Arnold (born 1974) is an American billionaire and former hedge fund manager who specializes in natural gas trading. His firm, Centaurus Advisors, LLC, was a Houston-based hedge fund that specialized in trading energy products. Arnold announced his retirement from running the hedge fund on May 2, 2012.
ground_truth: Jerry Tarkanian