Question: Matt Doheny ran in the Republican primary for New York's 21st congressional district, a congressional district for the United States House of Representatives that is currently represented by who?

full_context: Document 1: Scott Murphy: Matthew Scott Murphy (born January 26, 1970) is an American entrepreneur and a former U.S. Representative for New York 's 20 congressional district , having served a portion of one term from April 2009 until January 2011. He is a member of the Democratic Party. He was defeated in his attempt to attain election to a full term on November 2, 2010. Prior to re-districting after the 2010 census, the 20th district centered on much of the eastern portion of New York's Capital District.
Document 2: New York's 22nd congressional district: The 22nd Congressional District of New York is a congressional district for the United States House of Representatives, currently represented by Republican Claudia Tenney, located in Central New York. Significant cities in the district include Utica, Rome, Cortland and Binghamton. Binghamton University, Hamilton College and Colgate University are located in the district.
Document 3: New York's 13th congressional district: New York's 13th Congressional District is a congressional district for the United States House of Representatives located in New York City, represented by Adriano Espaillat. The district is the smallest Congressional district by area in the U.S.
Document 4: Kirsten Gillibrand: Kirsten Elizabeth Gillibrand (née Rutnik; ; born December 9, 1966) is an American attorney and politician who since 2009, has served as the junior United States Senator from New York, alongside the Democratic Leader of the United States Senate, Chuck Schumer. Before the Senate, she served for two years (2007-09) in the United States House of Representatives, representing New York's 20th congressional district. She is a member of the Democratic Party.
Document 5: New York's 27th congressional district: The 27th Congressional District of New York is a congressional district for the United States House of Representatives in Western New York. It includes all of Orleans, Genesee, Wyoming, and Livingston counties and parts of Erie, Monroe, Niagara, and Ontario counties. The district contains most of the eastern and southern suburbs of Buffalo, most of the southern suburbs of Rochester, as well rural areas to the east. Chris Collins has represented the district since 2013.
Document 6: Nicole Malliotakis: Nicole Malliotakis (born November 11, 1980) is an American Republican politician from New York City who represents part of Bay Ridge, Brooklyn and East Shore, Staten Island in the New York State Assembly. She is the daughter of Greek and Cuban immigrants. She is the only Republican woman elected in New York City and the first Hispanic-American to win elected office in Staten Island. She is one of the first two Greek-American women elected to office in New York State.
Document 7: New York's 1st congressional district: The 1st Congressional District of New York is a congressional district for the United States House of Representatives in eastern Long Island. It includes most of Central and Eastern Suffolk County, including most of Smithtown, as well as the entirety of the towns of Brookhaven, Riverhead, Southold, Southampton, East Hampton, and Shelter Island. The district encompasses extremely wealthy enclaves such as the Hamptons, middle class suburban towns such as Selden, Centereach and Lake Grove, working-class neighborhoods such as Mastic, Shirley, and Riverhead and rural farming communities such as Mattituck and Jamesport on the North Fork. The district currently is represented by Republican Lee Zeldin. In the 2014 election, Zeldin defeated Democrat Tim Bishop, who had represented the district since 2003.
Document 8: Michael McDermott (politician): Michael McDermott is an American politician. He was the Libertarian Party candidate for Governor of New York state, in the election of 2014, losing to Andrew Cuomo and falling very short of the 50,000 votes needed to maintain ballot access. The libertarian ticket dropped by 0.63% of all voters from the previous year and received less than a third of the votes from the last cycle despite being included in the only gubernatorial debate of 2014.
Document 9: Al D'Amato: Alfonse Marcello D'Amato (born August 1, 1937) is an American lawyer and former New York politician. A Republican, he served as United States Senator from New York from 1981 to 1999. He subsequently founded a lobbying firm, Park Strategies.
Document 10: Matt Doheny: Matt Doheny is an American businessman, lawyer, and politician. He was a Republican candidate for the United States Congress in New York State in 2010 and 2012, losing narrowly on both occasions to Democrat Bill Owens. In 2014, he ran in the Republican primary for New York's 21st congressional district. Doheny lost the primary to Elise Stefanik, who subsequently went on to win the general election.
Document 11: Pennsylvania's 10th congressional district: Pennsylvania's 10th Congressional District is located in the central and northeast regions of the state. The district was one of the 12 original districts created prior to the 4th Congress. It is currently represented by Republican Tom Marino, who defeated Democratic incumbent Chris Carney during the 2010 U.S. House elections. In 2006, the 10th district experienced one of the greatest party shifts among all House seats that switched party control: in 2004, Republican Don Sherwood won with an 86% margin of victory over his nearest opponent and two years later, Carney unseated Sherwood by a 53%–47% margin. In 2008, Carney won reelection by 12 points but the district swung back in 2010, electing Tom Marino. The district is mostly Republican in its political composition, an aspect of the district that is reflected especially well in presidential elections. In 2004, President George W. Bush won 60 percent of the vote in the district and in 2008, Senator John McCain beat Senator Barack Obama here by a margin of 54 percent to 45 percent. Nonetheless, Carney easily won reelection as a Democrat the same year McCain won the district. However, in the 2010 midterm elections, Marino unseated Carney by a 55%–45% margin. In 2016, local business man and former mayor of Lewisburg, Pennsylvania, Mike Molesevich challenged Marino for the seat, but he fell to the Republican in November by more than two to one. Marino remains the congressman in the 10th district, but he has expressed interest in a 2018 gubernatorial run rather than standing for reelection.
Document 12: Bob Dole: Robert Joseph Dole (born July 22, 1923) is an American lawyer and politician who represented Kansas in Congress from 1961 to 1996 and served as the Republican Leader of the United States Senate from 1985 until 1996. He was the Republican presidential nominee in the 1996 presidential election and the party's vice presidential nominee in the 1976 presidential election.
Document 13: New York's 21st congressional district: The 21st Congressional District of New York is a congressional district for the United States House of Representatives that is currently represented by Republican Elise Stefanik.
Document 14: Jeff Denham: Jeffrey John Denham (born July 29, 1967) is an American politician, United States Air Force veteran, and businessman. A member of the Republican Party, he is the U.S. Representative for California 's 10 congressional district . Denham first won election to the U.S. House in 2010, representing California 's 19 congressional district for one term before redistricting led him to run in the 10th district in 2012.
Document 15: New York's 4th congressional district: The 4th Congressional District of New York is a congressional district for the United States House of Representatives in central and southern Nassau County. It includes the communities of Baldwin, Bellmore, East Rockaway, East Meadow, the Five Towns, Lynbrook, Floral Park, Franklin Square, Garden City, Hempstead, Long Beach, Malverne, Freeport, Merrick, Mineola, Carle Place, New Hyde Park, Oceanside, Rockville Centre, Roosevelt, Uniondale, Wantagh, West Hempstead, Westbury and parts of Valley Stream. Democrat Kathleen Rice has represented the district since 2015.
ground_truth: Republican Elise Stefanik