Question: When was the retired American politician who was succeeded by Markwayne Mullin born? 

full_context: Document 1: Timothy Ray Murray: Timothy Ray Murray (born October 13, 1966) is an Oklahoman politician known for challenging U.S. Representative Frank Lucas (R-Okla.) representing Oklahoma's 3rd congressional district in both 2012 and 2014.
Document 2: Dan Boren: Daniel David Boren (born August 2, 1973) is a retired American politician, who served as the U.S. Representative for Oklahoma 's 2 congressional district from 2005 to 2013. The district includes most of the eastern part of the state outside of Tulsa. He is a member of the Democratic Party.
Document 3: Ben Ray Luján: Ben Ray Luján (born June 7, 1972) is an American politician and the U.S. Representative for New Mexico 's 3 congressional district , serving since 2009. He is a member of the Democratic Party. The district is based in Santa Fe, the state capital, and includes most of the northern portion of the state. Luján became the Chairman of the Democratic Congressional Campaign Committee on November 18, 2014.
Document 4: Markwayne Mullin: Markwayne Mullin (born July 26, 1977) is an American politician and businessman who has been the United States representative for Oklahoma's 2nd congressional district since 2013. He owns several businesses, which he took over at twenty, when his father became ill. Mullin, a member of the Republican Party, was elected to the U.S. House of Representatives in the 2012 elections, succeeding Democratic representative Dan Boren.
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: Bruce Poliquin: Bruce Lee Poliquin (born November 1, 1953) is an American businessman and politician. A Republican, he represents Maine's 2nd congressional district in the United States House of Representatives. Poliquin was elected to his seat in the 2014 general election. From 2010 to 2012, he was the Maine State Treasurer. He was a candidate for the Republican nomination for the U.S. Senate in 2012, finishing second in the primary election. In January 2017 at the start of the 115th United States Congress, Poliquin is the only Republican representing a House district in New England.
Document 7: Steve Wynn: Stephen Alan Wynn ("né" Weinberg; born January 27, 1942) is an American real estate businessman and art collector. He is known for his involvement in the American luxury casino and hotel industry. Early in his career he oversaw the construction and operation of several notable Las Vegas and Atlantic City hotels, including the Golden Nugget, the Golden Nugget Atlantic City, The Mirage, Treasure Island, the Bellagio, and Beau Rivage in Mississippi, and he played a pivotal role in the resurgence and expansion of the Las Vegas Strip in the 1990s. In 2000, Wynn sold his company Mirage Resorts to MGM Grand Inc., resulting in the formation of MGM Mirage (now MGM Resorts International). Wynn afterwards took his company Wynn Resorts public in an initial public offering, and he remains Wynn Resorts' CEO and Chairman of the Board. He is a member of the Republican Party. Wynn is the finance chair of the Republican National Committee (RNC) since 2017.
Document 8: David L. Boren: David Lyle Boren (born April 21, 1941) is an American university administrator and politician from the state of Oklahoma. A member of the Democratic Party, he served as the 21st governor of Oklahoma from 1975 to 1979 and in the United States Senate from 1979 to 1994. He is currently the 13th president of the University of Oklahoma. He was the longest serving chairman of the Senate Select Committee on Intelligence. David Boren officially announced his retirement as president of the University of Oklahoma, effective June 30, 2018.
Document 9: Jim Wilson (Oklahoma politician): Jim Wilson was an Oklahoma Senator from District 3, which includes Adair, Cherokee and Sequoyah counties, from 2004 to 2012. He earlier was a member of the Oklahoma House of Representatives from 2000 through 2004. He ran unsuccessfully against Democratic Incumbent US Rep. Dan Boren in Oklahoma's 2nd Congressional District in the July 27 Democratic primary.
Document 10: Oklahoma gubernatorial election, 1978: The 1978 Oklahoma gubernatorial election was held on November 7, 1978, to elect the Governor of Oklahoma. Incumbent Republican Governor David L. Boren chose not to run for re-election to a second term in office. Instead Boren decided to run for the United States Senate. Former Governor, and sitting Lieutenant Governor George Nigh was elected, defeating Republican nominee Ron Shotts.
Document 11: Oklahoma gubernatorial election, 2006: The Oklahoma gubernatorial election of 2006 was held on November 7, 2006, and was a race for the Governor of Oklahoma. The incumbent Governor, Democrat Brad Henry, was re-elected with more than 60 percent of the vote, beating Republican Ernest Istook, a member of the United States House of Representatives (Congressional district 5). As of 2017, this is the most recent election in which a Democrat has been elected Governor of Oklahoma.
Document 12: Peter W. Mullin: Peter W. Mullin (born 1940/1941) is an American businessman and philanthropist. He is the founder of the M Financial Group and Chairman of its subsidiary, M Financial Holdings. Additionally, he serves as the Chairman of Mullin Barens Sanford Financial. He is the founder and patron of the Mullin Automotive Museum in Oxnard, California.
Document 13: David Boswell (Kentucky politician): David E. Boswell is a former Democratic member of the Kentucky Senate, having represented the 8th District from 1990 to 2011. Earlier he was a member of the Kentucky House of Representatives from 1978 through 1983. In 1983, he defeated Republican Richard Turner to be elected Agriculture Commissioner of Kentucky with 64%. In 1987, he was a candidate for Lieutenant Governor unsuccessfully in the Democratic Primary on a ticket paired with Grady Stumbo. The Stumbo-Boswell ticket came in fourth. He returned the political arena and was the 2008 Democratic nominee for U.S. Representative for Kentucky's 2nd Congressional District, and lost to Republican nominee Brett Guthrie. The congressional seat became open because of the retirement of Republican Ron Lewis.
Document 14: Don Bacon (politician): Donald John Bacon (born August 16, 1963) is a retired United States Air Force Brigadier General and current U.S. Representative for Nebraska's 2nd congressional district.
Document 15: George Faught: George Faught (born July 14, 1962) is an American businessman and Republican politician from Oklahoma. Faught was Representative for District 14 in the Oklahoma House of Representatives from 2007 to 2012. House District 14 encompasses Muskogee, Fort Gibson, Braggs, Hulbert, and outlying areas. When the 51st Legislature was opened on February 5, 2007, Faught became the only Republican in state history to represent the historically Democratic 14th House District. He announced his candidacy for Oklahoma's 2nd congressional district on July 14, 2011.
ground_truth: August 2, 1973