Question: When was the  martial artist to which  Yoshihiro Nakao lost at after suffering an ACL injury as a result of a leg kick from Silva in the first round born? 

Context paragraphs:
Anderson Silva: Anderson da Silva (] ; born April 14, 1975) is a Brazilian mixed martial artist and former UFC Middleweight Champion.  Silva holds the longest title streak in UFC history, which ended in 2013 after 2,457 days, with 16 consecutive wins and 10 title defenses.  He has 13 post-fight bonuses, the second most in UFC history.  UFC president Dana White and several mixed-martial-arts publications have called Silva the greatest mixed martial artist of all time.  He is currently ranked the #6 contender in official UFC middleweight rankings.

Yoshihiro Takayama: Yoshihiro Takayama (高山 善廣 , Takayama Yoshihiro , born September 19, 1966) is a Japanese professional wrestler and mixed martial artist.

Lauren Ervin: Lauren Ervin (born March 24, 1985) is an American women's basketball player with Women's National Basketball Association (WNBA).  She attended the University of Kansas as a freshman, then Mt. San Antonio College for her sophomore year, before transferring to the University of Arkansas for her junior and senior year.  She was drafted by the Connecticut Sun in the third round of the 2008.  Due to her ACL injury, she did not join the Sun until the 2009 season.

Antônio Silva (fighter): Antônio Carlos Silva (born September 14, 1979) is a Brazilian mixed martial artist who formerly competed in the heavyweight division of the UFC.  He is a former EliteXC Heavyweight Champion, a former Cage Rage World Heavyweight Champion and a former Cage Warriors Super Heavyweight Champion.  He has also competed for K-1 Hero's, BodogFIGHT, Strikeforce and World Victory Road.  Known for being one of the five men (along with Tsuyoshi Kohsaka, Fabrício Werdum, Dan Henderson, and Matt Mitrione) to defeat Fedor Emelianenko in mixed martial arts competition.

Dontrelle Willis: Dontrelle Wayne Willis (born January 12, 1982), nicknamed "The D-Train", is an American former professional baseball pitcher.  He played in Major League Baseball (MLB) for the Florida Marlins, Detroit Tigers, Arizona Diamondbacks and Cincinnati Reds.  Willis was notable for his success during his first few years in the MLB and for his unconventional pitching style, which included a high leg kick and exaggerated twisting away from the batter.  He was named the 2003 National League Rookie of the Year.

Anna Rupprecht: Anna Rupprecht (born 29 December 1996) is a German ski jumper.  She made her Continental Cup debut in the 2008/09 season, and her World Cup debut in the 2011/12 season.  Her best individual result is a third place in Lillehammer on 2 December 2016, but her season was cut short after suffering an ACL injury in Nizhny Tagil, on 11 December.

Yoshihiro Nakao: Yoshihiro Nakao (中尾芳広 , Nakao Yoshihiro ) is a Japanese semi-retired professional mixed martial artist and former K-1 kickboxer and PRIDE FC fighter who has defeated the likes of Don Frye, Choi Mu-Bae, Jim York, Wesley Correira and Edson Draggo.  Nakao is a World Victory Road veteran and signed a contract with DREAM in 2011 before the promotion closed in mid-2012.  Nakao lost to Antônio Silva at after suffering an ACL injury as a result of a leg kick from Silva in the first round.  Nakao most recently fought Dave Herman at Sengoku: Soul of Fight, losing by unanimous decision.  In 2012 Nakao has decided to briefly retire from mixed martial arts to let some of his recent injuries heal and focus on family more.  Nakao earned the nickname "kiss" after he infamously kissed Heath Herring on the lips and was subsequently knocked out by Herring before their fight even began at K-1 PREMIUM 2005 Dynamite!! .

Yoshihiro Akiyama: Yoshihiro Akiyama (秋山 成勲 , Akiyama Yoshihiro ) (born July 29, 1975), also known as Choo Sung-hoon (Hangul: 추성훈, Hanja: 秋成勳) is a Japanese mixed martial artist and judoka.  Akiyama won the gold medal at the 2001 Asian Championships for South Korea, and for Japan at the 2002 Asian Games.  A fourth-generation Japanese of Korean descent, he acquired Japanese nationality in 2001.  He is the former K-1 HERO's Light Heavyweight Grand Prix Tournament Champion.

Ryan Hancock: Ryan Lee Hancock (born November 11, 1971) is a retired professional baseball player who played 1 season for the California Angels of Major League Baseball.  On June 9, 1996, he was one of two American League pitchers to get a hit during the 1996 season.  The other AL pitcher to get a hit that year was Roger Clemens on May 23.  He played football at Brigham Young University as quarterback.  After he suffered a devastating ACL injury, Ryan focused solely on baseball.  He was drafted to the MLB to play for the Anaheim Angels.  Ryan played in the Minor leagues until his first Major League game on June 8, 1996.

2012–13 Boston Celtics season: The 2012–13 Boston Celtics season was the 67th season of the franchise in the National Basketball Association (NBA).  The Boston Celtics finished the regular season with a 41–40 won-loss record, which was the 3rd best in the Atlantic division, bringing an end to the 5-year run as Atlantic Champs and 7th best in the East.  Their longest winning and losing streaks were 7 and 6 games respectively.  The leading scorer was Paul Pierce, averaging 18.6 PPG.  The leading rebounder was Kevin Garnett (7.8 RPG).  Rajon Rondo led the team and the league in assists per-game with 11.1 despite only playing 38 games due to ACL injury.  The Celtics only played 81 games as their April 16 game was cancelled in the aftermath of the Boston Marathon bombing and was not rescheduled because it would not have changed any part of the final Eastern Conference standings anyway.  The Celtics would go on to lose in the first round of the playoffs for the first time since the 2004–05 season.  This season would mark the end of the Paul Pierce and Kevin Garnett era in Boston as they were traded to the Brooklyn Nets during the 2013 off-season.

Supporting paragraphs: Yoshihiro Nakao Antônio Silva (fighter)
Answer: September 14, 1979)