Question: Which game did the author of the e-book "How to Win at the Sport of Business" play for charity at Intel Extreme Masters Season X – San Jose?

full_context: Document 1: Mark E. Brown: Mark E. Brown is an American businessman and former CEO of Zen Entertainment and a former vice president of The Howard Hughes Corporation. His company currently has partnership deals with ESPN Radio, Fox Sports Radio, NBCSports.com, Ultimate Fighting Championship, World Wrestling Entertainment, and casinos such as the Treasure Island Hotel and Casino, Hard Rock Hotel. He is also the former Partner and President of R&R Partners, the ad agency which created the "What Happens in Vegas, Stays in Vegas" advertising campaign for the Las Vegas Convention and Visitors Authority. In addition, Brown is founder and director of Service 1st Bank of Nevada, valued in 2010 around $210 million, and previously served as the President of MBC Communications.
Document 2: Daymond John: Daymond Garfield John (born c. 1968/1969) is an American businessman, investor, television personality, author, and motivational speaker. He is best known as the founder, president, and CEO of FUBU, and appears as an investor on the ABC reality television series "Shark Tank".
Document 3: The Benefactor: The Benefactor is an American reality television show broadcast on ABC starting on September 13, 2004. The premise involved 16 contestants vying to win US$1 million from billionaire entrepreneur and Dallas Mavericks owner Mark Cuban.
Document 4: Intel Extreme Masters Season X – World Championship: Intel Extreme Masters Season X – World Championship
Document 5: Business career of Donald Trump: Donald Trump is an American businessman, former television personality, and the 45th President of the United States. He began his real estate career at his father's company, Elizabeth Trump and Son, which he later renamed to The Trump Organization. He rose to public prominence after a number of successful real estate deals in Manhattan and New York City, and his company now owns and develops lodging and golf courses around the world. Trump partly or completely owned several beauty pageants between 1996 and 2015. He has marketed his name to many building projects and commercial products. Trump's unsuccessful business ventures have included several casino and hotel bankruptcies, the folding of his New Jersey Generals football team, and the now-defunct Trump University.
Document 6: Intel Extreme Masters: The Intel Extreme Masters (IEM) are a series of international eSports tournaments held in countries around the world. These Electronic Sports League (ESL) sanctioned events, sponsored by Intel, include events in "Starcraft II", "", "Quake Live", "League of Legends" and "". The body that owns the league is Turtle Entertainment. The League has existed for ten seasons as of 2016. The season ten tournament finals took place in Katowice, Poland. Previous events have been held in Chengdu, Dubai, Hanover, and Los Angeles, among other cities.
Document 7: Intel Extreme Masters Season IX – World Championship: Intel Extreme Masters Season IX – World Championship
Document 8: Intel Extreme Masters Season X – Cologne: Intel Extreme Masters Season X – Cologne (or IEM Cologne) was an esports event held at the ESL Arena in Cologne from 18-20 December 2015. There was only a tournament for "League of Legends".
Document 9: Ken Marlin: Ken Marlin is an American investment banker, international strategist, and author of "The Marine Corps Way to Win on Wall Street: 11 Key Principles from Battlefield to Boardroom", available from St. Martin's Press in August 2016. He is the founder and managing partner of Marlin & Associates, an award-winning boutique investment bank and strategy advisor. He is a member of the “Market Data Hall of Fame” and, in 2011, Institutional Investor ("II"), the international publisher, named Ken as one of II’s “Tech 50”, which honored the 50 most “disruptive” figures in the financial technology sector. In 2014, Institutional Investor again, named Marlin to their "Tech 50" as one of the 50 most influential people in the financial technology industry. Again, he was the only investment banker on the list. In 2015 Institutional Investor named Marlin as one of the 35 most influential people in Fintech finance. Marlin also is a member of the Board of Directors and the Executive Committee of the Phoenix House Foundation; a Trustee and Board Member of the Madison Square Boys and Girls Club; a member of the Business Administration Board of Advisors of the University of the People; an active supporter of the Wall Street Warriors Foundation, The Marine Corps Heritage Foundation; the Hurricane Island Outward Bound School; and Outward Bound Peacekeeping. He has been quoted frequently in the media.
Document 10: Elon Musk: Elon Reeve Musk ( ; born June 28, 1971) is a South African-born Canadian American business magnate, investor, engineer, and inventor.
Document 11: Donald Sterling: Donald T. Sterling (born Donald Tokowitz; April 26, 1934) is a Jewish-American businessman. He was the owner of the Los Angeles Clippers professional basketball franchise of the National Basketball Association (NBA) from 1981 to 2014.
Document 12: Intel Extreme Masters Season X – San Jose: Intel Extreme Masters Season X – San Jose (IEM San Jose for short) was a video game esports tournament occurring on November 21–22, 2015 in San Jose, California, US. It was the first tournament of 10th season of the Intel Extreme Masters and featured "League of Legends" and "" tournaments. There was a combined $175,000 USD prize pool across both games. In the case of the latter it was the first "Counter-Strike" event an IEM since IEM Season VI in 2012. Mark Cuban and Brian Krzanich played a charity celebrity exhibition match of "League of Legends" benefiting the The Cybersmile Foundation.
Document 13: Intel Extreme Masters Season IX: Intel Extreme Masters Season IX was the ninth season of Intel Extreme Masters competitions organized by Electronic Sports League, and took place between July 2014 and March 2015. The season included five stops in different cities around the world acting as qualifiers before culminating in the World Championship in Katowice, Poland. The featured games were "League of Legends" by Riot Games and "", as well as one competition of "", both by Blizzard Entertainment.
Document 14: Mark Cuban: Mark Cuban (born July 31, 1958) is an American businessman, investor, author, television personality, and philanthropist. He is the owner of the NBA's Dallas Mavericks, co-owner of 2929 Entertainment and chairman of the AXS TV. He is also one of the main "shark" investors on the ABC reality television series, "Shark Tank". In 2011, Cuban wrote an e-book, "How to Win at the Sport of Business", in which he chronicles his experiences in business and sports.
Document 15: Evo 2015: The 2015 Evolution Championship Series (commonly referred to as Evo 2015 or EVO 2015) was a fighting game event held in Las Vegas on July 17–19. The event featured a major tournament for nine fighting games, including the largest "Super Smash Bros." tournament up to that point and a highly popular "Ultra Street Fighter IV" tournament. The "Street Fighter IV" tournament was won by Yusuke Momochi, defeating GamerBee in the Grand Finals.
ground_truth: League of Legends