Question: The Make America Number 1 super PAC's largest donor is better known as whom?

full_context: Document 1: Ready PAC: Ready PAC, formerly Ready for Hillary, was a super PAC created to draft Hillary Clinton for the 2016 U.S. Presidential Election. Ready for Hillary focused on grassroots organizing and did not engage in television advertising. The PAC was founded by Adam Parkhomenko and Allida Black.
Document 2: Texas Patriots PAC: Texas Patriots PAC is a Super PAC based in The Woodlands in southeastern Texas. The group gained national attention when it hosted a Republican presidential debate in November 2011 between candidates Herman Cain and Newt Gingrich. The debate was conducted in the "Lincoln-Douglas" style, which Gingrich then went on to make a central theme of his campaign, promising to challenge President Obama to seven "Lincoln-Douglas" style debates, at three hours each, should he win the GOP nomination.
Document 3: Bob Stiller: Robert P. Stiller is an American billionaire who founded the Keurig Green Mountain coffee company in 1993. He graduated from New York Military Academy and Parsons College. In 2001, he was named Forbes's first "Entrepreneur of the Year" and one of Investors Business Daily's "Top 10 leaders and successful CEOs".
Document 4: Rebuilding America Now: Rebuilding America Now is a political action committee (PAC) created to support Donald Trump's 2016 presidential campaign. A so-called Super PAC, Restore America Now is permitted to raise and spend unlimited amounts of corporate, union, and individual campaign contributions under the terms of the "Citizens United" Supreme Court decision.
Document 5: Robert Taylor (computer scientist): Robert William Taylor (February 10, 1932 – April 13, 2017), known as Bob Taylor, was an American Internet pioneer, who led teams that made major contributions to the personal computer, and other related technologies. He was director of ARPA's Information Processing Techniques Office from 1965 through 1969, founder and later manager of Xerox PARC's Computer Science Laboratory from 1970 through 1983, and founder and manager of Digital Equipment Corporation's Systems Research Center until 1996.
Document 6: Robert Moog: Robert Arthur "Bob" Moog ( ; May 23, 1934 – August 21, 2005), founder of Moog Music, was an American engineer and pioneer of electronic music, best known as the inventor of the Moog synthesizer.
Document 7: Robert Mercer (businessman): Robert Leroy Mercer (born July 11, 1946), better known as Bob Mercer, is an American computer scientist, a developer in early artificial intelligence, and co-CEO of Renaissance Technologies, a successful hedge fund.
Document 8: Our Principles PAC: Our Principles PAC was a super PAC established in January 2016. Its goal was to oppose Donald Trump's campaign for president. Our Principles PAC was led by Katie Packer, who was deputy campaign manager of Mitt Romney's 2012 campaign. The month of the Iowa caucuses, the group sent out mailers to voters in the state, attacking Trump. In March, it released a video attacking Trump, featuring women reading some of his sexist statements about women.
Document 9: Make America Number 1: Make America Number 1 is a super PAC (political action committee) that supported the presidential campaigns of Ted Cruz and Donald Trump in the 2016 United States presidential election. During the primary campaign, the super PAC was known as Keep the Promise I. In the general election, it informally termed itself Defeat Crooked Hillary PAC. The PAC is run by Rebekah Mercer, the second daughter of its largest donor Robert Mercer .
Document 10: Great America PAC: Great America PAC is a Super PAC that supported Donald Trump in the 2016 Presidential Election. It was founded in 2016 by Eric Beach, a political strategist who is a veteran of presidential campaigns. Beach soon brought on Ed Rollins, a long time Republican campaign consultant and strategist who served as the campaign manager for Ronald Reagan's 1984 presidential campaign.
Document 11: David Magerman: David Mitchell Magerman (born 1968) is a Jewish Computer Scientist and philanthropist from Brooklyn, New York. David formerly worked as a research scientist at Renaissance Technologies, a hedge fund management firm. From 1995 until 2008, David helped design Renaissance’s equities trading system and ultimately served as the head of production. David also researched artificial intelligence at the IBM T.J. Watson Research Center where he developed statistical methods for understanding speech and language. He was a member of the Board of Trustees of Yeshiva University as well as the Board of Overseers of the University of Pennsylvania School of Engineering. David and his wife Debra live in Merion Station, Pennsylvania, with their four children.
Document 12: Robert A. Kindler: Robert A. Kindler is the Global Head of Mergers and Acquisitions and Vice Chairman of Morgan Stanley. He also is on the Management Committee at Morgan Stanley. He graduated Magna Cum Laude from Colgate University (majoring in romantic poetry and music) in 1976 and then New York University School of Law in 1980.
Document 13: Priorities USA Action: Priorities USA Action is the largest Democratic Party super PAC. Founded in 2011, it supported Barack Obama's 2012 re-election campaign. It was the primary super PAC supporting Hillary Clinton's 2016 presidential campaign. It focused mainly on high-dollar donors. As of September 2016, it had amassed $132 million in support of Clinton. The top six donors to the super PAC have given $43.5 million, which is a third of the money collected by Priorities USA Action in the 2016 election cycle. The super PAC raised $21.7 million in August 2016, marking its largest monthly fundraising haul.
Document 14: America Rising: America Rising is a political action committee (PAC) that produces opposition research on Democratic Party members. It is located in Alexandria, Virginia. It was founded in March 2013 by Mitt Romney's 2012 presidential campaign manager, Matt Rhoades. Political strategist Tim Miller left the Republican National Committee (RNC) to join the clearinghouse. As of January 2014, between the PAC and the LLC run by fellow opposition research veteran Joe Pounder, the organization employed 47 people, full or part-time. CNN reported that America Rising would be split into two entities: a super PAC that aimed to spread negative stories about congressional Democratic incumbents and candidates through digital channels and earned media, and an LLC that would house a video library to be shared with GOP candidates, the RNC and other right-leaning groups. To avoid making illegal in-kind corporate contributions, the LLC would likely need to charge candidates for access to the library. Pounder and Miller estimated it would have a budget of between $10 and $15 million for the 2013-2014 election cycle.
Document 15: Robert F. Smith (investor): Robert Frederick Smith (born December 1, 1962) is an American businessman, investor and philanthropist. A former chemical engineer and investment banker, he is the founder, chairman and CEO of private equity firm Vista Equity Partners. Smith was ranked by "Forbes" in 2016 as the 274th richest person in America, the second wealthiest African American on the list after Oprah Winfrey. He was #688 on "Forbes" 2016 list of the world's billionaires, with a net worth of US$3 billion.. In 2017, Smith was named by "Forbes" as one of the 100 greatest living business minds.
ground_truth: Bob Mercer