Question: What was the date of birth of the jockey that rode Mine That Bird to victory?
Context: Tony Dobbin (born 1 May 1972) is a retired Northern Irish National Hunt jockey who rode mainly in Great Britain.  He rode the winner of the Grand National on Lord Gyllene in 1997 for owner Sir Stanley Clarke CBE, and won over 1,200 races during his career in the saddle.  He was the regular stable jockey for Nicky Richards.  He retired from racing on Thursday, 10 April 2008 riding the winner of his final race, Ballyvoge, at Carlisle Racecourse.  He plans to assist his wife, Rose Davidson, training racehorses from 2009. Mark Birch (1949 – 19 October 2016) was a British jockey who competed in Flat racing.  Birch took part in races primarily in the north of England and was a long-standing jockey for the racehorse trainer Peter Easterby.  Amongst the best horses Birch rode was Sea Pigeon, who he rode to two Chester Cup victories and Protection Racket on whom he won the Ebor Handicap. René R. Douglas (born March 3, 1967 in Panama City, Panama) is a jockey in American Thoroughbred horse racing.  Born into a Thoroughbred racing family, after attending jockey school Douglas rode in his native Panama for a year and a half before moving to the United States in 1983.  His first major win came in 1989 in the prestigious Washington, D.C. International.  In 1996, he rode Editor's Note to victory in the Belmont Stakes, the third leg of the U.S. Triple Crown series. Colin George Barrett (29 May 1863 – 25 February 1898), was a leading jockey in the United Kingdom in the 1880s and 1890s.  He was born on 29 May 1863 in Metfield, Suffolk.  He was apprentice jockey to W. H. Manser at Newmarket.  His first ride came in July 1877, with him riding his first winner.  During his early career he could do weights as low at 5 st 7 lb (34.9 kg).  He rode six winners in his first year.  His first classic win came the 1885 1000 Guineas aboard Farewell.  He rode the unbeaten Ormonde to victory in the 2000 Guineas in 1886 after regular jockey Fred Archer riding Saraband.  In 1892 he rode Orme and La Fleche to a number of top class victories.  Barrett was never champion jockey, but was second four times, including finished four winners behind Morny Cannon in 1891.  He stopped riding after 1894, when his health began to fail, and died on 25 February 1898. 50 to 1 is a 2014 American drama film based on the true story of Mine That Bird, an undersized thoroughbred racehorse who won the 2009 Kentucky Derby in one of the biggest upsets in the history of the race.  The film received a limited release on March 21, 2014.  It was directed by Jim Wilson, who also co-wrote the script with Faith Conroy, and it stars Skeet Ulrich, Christian Kane and William Devane.  Jockey Calvin Borel, who rode Mine that Bird to his upset Derby win, plays himself in the film. Robert James "Bob" Skelton {'1': ", '2': ", '3': ", '4': "} (1934 – 19 August 2016) was a New Zealand jockey who competed from the 1950s through the 1980s.  Among his many major race wins, Skelton rode Great Sensation to three victories in the Wellington Cup and won the Auckland Cup on Rose Mellay in 1974 and again in 1977 on Royal Cadenza.  In 1976, he rode Van der Hum to victory in Australia's most prestigious race, the Melbourne Cup, and ten years later rode Rising Fear into second place in the 1986 Cup. Calvin H. Borel (born November 7, 1966) is an American jockey in thoroughbred horse racing and rode the victorious mount in the 2007 Kentucky Derby, the 2009 Kentucky Derby and the 2010 Kentucky Derby.  His 2009 Derby win with Mine That Bird was the second biggest upset in Derby history, and Borel's winning margin of 6 ⁄ lengths was the greatest in Derby history since Assault won by 8 lengths in 1946.  On May 1, 2009, Borel won the Kentucky Oaks aboard Rachel Alexandra, only the second time since 1993 that a jockey has won the Oaks-Derby combo, and just the seventh time overall a jockey has accomplished this feat in the same year.  On May 16, 2009, Borel won the 2009 Preakness Stakes at Pimlico with thoroughbred filly Rachel Alexandra.  In doing so, Borel became the first jockey to win the first two jewels of the Triple Crown on different mounts.  Borel's nickname is "Bo'rail'" due to his penchant for riding close to the rail to save ground. Frank "Frankie" Lovato, Jr. (born January 30, 1963 in Cheverly, Maryland) is a retired Award-winning American Thoroughbred jockey, inventor, and educator of horse racing.  His racing career spanned from 1979 until 2004.  Including one additional race in 2012, Lovato rode a total of 15,604 mounts, with 1,686 wins and finishing in the money on another 3,506.  This total included wins in 111 stakes races at 25 different tracks.  The horses he rode earned a total of $41,795,367.  In 1980 he won the Eclipse Award for Apprentice Jockey.  He later went on to invent a horse riding simulator called the Equicizer and founded an educational and training program called Jockey World. George William Archibald (1890 – April 5, 1927) was an American jockey.  He rode the winning horse Meridian in the 1911 Kentucky Derby.  He was also a Champion Jockey in Germany where he rode for Baron Simon Alfred Oppenheim's Schlenderhan stable.  He won the 1913 German 2000 Guineas and German St. Leger on Orchidee II and the 1914 German Oaks on Ariel.  Archibald came to England in 1922 to take up retainer with Peter Gilpin at Clarehaven Stables in Newmarket.  He won the 2000 Guineas with St. Louis.  He rode in the Epsom Derby for King George VI.  His other good mounts included that year's leading 2 year old, Town Guard, and the Irish Derby winner, Spike Island.  Further important winners included Rose Prince in the Cesarewitch and a dead-heat in the Irish Derby abroad Zodiac in 1924.  In all he won one hundred and eighty winners in England.  His best year was 1924, when he scored in fifty two races.  He died on April 5, 1927, from heart failure. George Edward Arcaro (February 19, 1916 – November 14, 1997), known professionally as Eddie Arcaro, was an American Thoroughbred horse racing Hall of Fame jockey who won more American classic races than any other jockey in history and is the only rider to have won the U.S. Triple Crown twice.  He is widely regarded as the greatest jockey in the history of American Thoroughbred horse racing.  Arcaro was born in Cincinnati, Ohio, the son of an impoverished taxi driver.  His parents, Pasquale and Josephine, were Italian immigrants and his father held a number of jobs, including taxi driver and operator of an illegal liquor enterprise during Prohibition.  Arcaro was born prematurely, and weighed just three pounds at birth; because of this, he was smaller than his classmates and was rejected when he tried out for a spot on a baseball team.  His full height would reach just five-foot, two inches.  Eventually nicknamed "Banana Nose" by his confreres, Arcaro won his first race in 1932 at the Agua Caliente racetrack in Tijuana, Mexico; he was 16 years old.  In 1934, the inaugural year of Narragansett Park, Arcaro was a comparative unknown who rode many of his early career races at 'Gansett.
Answer: November 7, 1966