who are all the presidential candidates for 2016?
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['Kelly Ayotte. U.S. Senator from New Hampshire 2011-2017.', 'Michele Bachmann. ... ', 'Jan Brewer. ... ', 'Scott Brown. ... ', 'Sam Brownback. ... ', 'Herman Cain. ... ', 'Ken Cuccinelli. ... ', 'Jim DeMint.']
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['President Donald J. Trump.', 'Vice President Michael R. Pence.', 'U.S. Senator Mark R. Warner.', 'U.S. Senator Tim Kaine.', 'U.S. Representative Denver Riggleman.', 'Governor Ralph S. Northam.', 'Lt. Gov. Justin E. Fairfax.', 'Attorney General Mark R. Herring.']
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['John Larson. Democrat. Since Jan 6, 1999.', 'Joe Courtney. Democrat. Since Jan 4, 2007.', 'Rosa DeLauro. Democrat. Since Jan 3, 1991.', 'James Himes. Democrat.', 'Jahana Hayes. Democrat.']
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['John D. Matson (R)', 'Herbert L. Bullers Jr.(R)', 'Jeffrey E. Pisarcik (D)']
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['Saundra McDowell, U.S. Air Force veteran and nominee for Missouri State Auditor in 2018.', 'Jim Neely, state representative.', 'Mike Parson, incumbent Governor of Missouri.', 'Raleigh Ritter, rancher and businessman.']
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Between November 2006 and February 2007, eight major candidates opened their campaigns: Joe Biden, Hillary Clinton, Chris Dodd, John Edwards, Dennis Kucinich, Barack Obama, Bill Richardson, and Tom Vilsack.
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Major candidates As of June 8, 2020, former Vice President Joe Biden became the presumptive presidential nominee by amassing enough delegates to secure the nomination.
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['Secretary of Agriculture.', 'Secretary of Commerce.', 'Secretary of Defense.', 'Secretary of Education.', 'Secretary of Energy.', 'Secretary of Health and Human Services.', 'Secretary of Homeland Security.', 'Secretary of Housing and Urban Development.']
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['Bernie Sanders.', 'Joe Biden.', 'Pete Buttigieg.', 'Tulsi Gabbard.', 'Amy Klobuchar.', 'Elizabeth Warren.', 'Tom Steyer.', 'Andrew Yang (withdrawn)']
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['Baldwin, Tammy - (D - WI)', 'Barrasso, John - (R - WY)', 'Blackburn, Marsha - (R - TN)', 'Braun, Mike - (R - IN)', 'Brown, Sherrod - (D - OH)', 'Cantwell, Maria - (D - WA)', 'Cardin, Benjamin L. - ( D - MD)', 'Carper, Thomas R. - ( D - DE)']
38083
['Mosie Boyd, Arkansas. Total votes: 2,062.', 'Steve Burke, New York. Total votes: 252.', 'Nathan Bloxham, Utah. Total votes: 69.', 'Jason Evritte Dunlap, Maryland. Total votes: 12.', 'Michael A. ... ', 'Roque De La Fuente III‡, California. ... ', 'Ben Gleib, California. ... ', 'Mark Stewart Greenstein, Connecticut.']
627592
["Pennsylvania's 1st district: Brian Fitzpatrick (R) (since 2017)", "Pennsylvania's 2nd district: Brendan Boyle (D) (since 2015)", "Pennsylvania's 3rd district: Dwight Evans (D) (since 2016)", "Pennsylvania's 4th district: Madeleine Dean (D) (since 2019)"]
602202
['Stanley Adair, businessman.', "Bradley Byrne, incumbent U.S. representative for Alabama's 1st congressional district.", 'Arnold Mooney, state representative.', 'Roy Moore, former Chief justice of the Alabama Supreme Court, former candidate for Governor of Alabama in 2006 and 2010 and nominee for the U.S. Senate in 2017.']
237747
['2020 Democratic Party presidential primaries 3 February–11 August 2020.', '2020 Republican Party presidential primaries 3 February–11 August 2020.', '2020 United States gubernatorial elections, 3 November 2020.', '2020 United States House of Representatives elections, 3 November 2020.']
226627
['3.1 Mark Charles, Independent.', '3.2 Joe Schriner, Independent.', '3.3 Jeff Mackler, Socialist Action.', '3.4 Joseph Kishore, Socialist Equality Party.', '3.5 Alyson Kennedy, Socialist Workers Party.', '3.6 Charlie Kam, Transhumanist Party.']
1328703
['Pete Buttigieg.', 'Bernie Sanders.', 'Elizabeth Warren.']
287909
['2000 Presidential Election. Al Gore vs. ... ', "Al Gore. Clinton's vice president; presidential nominee in 2000.", 'George W. Bush. ... ', 'Bill Bradley. All American basketball player, former senator from New Jersey. ... ', 'September 11, 2001. ... ', 'Florida Recount. ... ', 'Bush V. ... ', 'Senator John Mccain.']