Question: In what month was the current head coach of the Oklahoma Sooners born?

Context paragraphs:
List of Arizona Wildcats head football coaches: The Arizona Wildcats football program is a college football team representing the University of Arizona that is a member of the Pac-12 Conference.  The team has had 32 head coaches since its founding in 1899.  The Wildcats have played in more than 1,100 games in 113 seasons.  Arizona's current head coach is Rich Rodriguez, who was promoted to head coach in 2012 following Mike Stoops' firing to the Oklahoma Sooners.

List of Oklahoma Sooners head baseball coaches: The Oklahoma Sooners baseball program is a college baseball team that represents the University of Oklahoma.  The team has had eight head coaches since organized baseball began 1898 with the nickname "Sooners".  The Sooners have played in more than 3,400 games during its 110 seasons.  In those seasons, five coaches have won conference championships with the Sooners: Bill Owen, Lawrence Haskell, Jack Baer, Enos Semore and Larry Cochell.  Two coaches have won national championships: Baer and Cochell.  Semore is the all-time leader in games coached, years coached and wins.  Owen is the overall leader in winning percentage.  Baer is, in terms of winning percentage, the worst coach the Sooners have had.  Of the eight head coaches, two have received National Coach of the Year honors.  The current head coach is Sunny Golloway who was hired in July 2005.

1979 Oklahoma Sooners football team: The 1979 Oklahoma Sooners football team represented the University of Oklahoma in the college football 1979 NCAA Division I-A season.  Oklahoma Sooners football participated in the former Big Eight Conference at that time and played its home games in Gaylord Family Oklahoma Memorial Stadium where it has played its home games since 1923.  The team posted an 11–1 overall record and a 7–0 conference record to earn the Conference title outright under head coach Barry Switzer who took the helm in 1973.  This was Switzer's seventh conference title and fourth undefeated conference record in seven seasons.

1973 Oklahoma Sooners football team: The 1973 Oklahoma Sooners football team represented the University of Oklahoma in the 1973 NCAA Division I football season.  Oklahoma participated as members of the Big Eight Conference and played its home games in Gaylord Family Oklahoma Memorial Stadium where it has played its home games since 1923.  The team posted a 10–0–1 overall record and a 7–0 conference record to earn the Conference outright title under first-year head coach Barry Switzer.  This would be the first of eight consecutive Big Eight Conference championships for the Sooners with Switzer as head coach.

1895 Oklahoma Sooners football team: The 1895 Oklahoma Sooners football team represented the Oklahoma Sooners of the University of Oklahoma during the 1895 college football season and was its first football team ever fielded.  The team completed its inaugural season with a 0–1 record.  The Sooners played their first football game in history against a town team from Oklahoma City and lost by a final score of 34–0.  This was the program's one and only season under the guidance of head coach John A. Harts, the next season he was gold prospecting in the Arctic.

Lincoln Riley: Lincoln Michael Riley (born September 5, 1983) is an American football coach and former player.  He is currently the head coach at the University of Oklahoma.

1978 Oklahoma Sooners football team: The 1978 Oklahoma Sooners football team represented the University of Oklahoma in the college football 1978 NCAA Division I-A season.  Oklahoma Sooners football participated in the former Big Eight Conference at that time and played its home games in Oklahoma Memorial Stadium where it has played its home games since 1923.  The team posted an 11–1 overall record and a 6–1 conference record to earn a share of the conference title under head coach Barry Switzer.  This was Switzer's sixth conference title in six seasons since taking the helm in 1973.

Josh Holliday: Josh Holliday (born September 14, 1976) is an American college baseball coach and former professional player in Minor League Baseball.  Currently the head coach of the Oklahoma State Cowboys baseball team, he was hired to this position prior to the 2013 season.  In 2014, Holliday was the Big 12 Conference Baseball Coach of the Year as OSU claimed the conference regular season championship.  Hollidays' Cowboys pulled OSU a little Cowboy baseball tradition out of the fire and faced Oklahoma on the final weekend of 2017.  The team was in danger of missing out of the postseason for the 1st time in Hollidays tenure at Oklahoma State.  The Cowboys swept the instate rival Oklahoma Sooners (#2 seed going into region play) to claim the last and final spot as the 8th seed in the BigXII Championship.  The Cowboys went back to their traditionion and won just the 2nd Big 12 tournament in schools rich baseball history.  The Cowboys won 16 straight Big 8 tournaments before the formation of the Big12.  The Cowboys became the 1st eight seed (last seed) to win the conference championship and by doing so Holliday got his team in the NCAA postseason for the 5th time in his 5 years at the school.  The season was full of injuries from top to bottom Holliday and is associated Head Coach and current (2016) assistant coach of the year Rob Walton put together a pitching staff that was nothing short of magical.  The Cowboys luck would run out as the were sent to the Arkansas Regional and went 0-2 losing game one to Regional champions Missouri State Bears on a two out bottom of the 9th walk off HR.  Garrett Benge hit for the cycle for Hollidays Cowboys but it wasn't enough.  Garrett McCain would be named 1st team all-American the 25th in Cowboys history he would one of five current Cowboys drafted in 2017 preceded by 11 from the 2016 College World Series club.  Giving Holliday 16 in 2 years.  The Cowboys went on the end of the year run the had seen them lose six games in a row and face being the 1st Oklahoma State team to finish under .500 in 40 years.The Cowboys finished 30-27 on the year.  The 6-5 victory of the Texas Longhorns would be Hollidays' 200th victory as the head man of Oklahoma State.

Josh Heupel: Joshua Kenneth Heupel (born March 22, 1978) is the offensive coordinator and quarterbacks coach for the Missouri Tigers.  He is also a former college football player who played quarterback for the Oklahoma Sooners football team at the University of Oklahoma.  During his college playing career, he was recognized as a consensus All-American, won numerous awards, and led Oklahoma to the 2000 BCS National Championship.  Heupel became a coach after his playing career ended.  He served as co-offensive coordinator for the Oklahoma Sooners until January 6, 2015, when he was fired from his position.  He was named the assistant head coach, offensive coordinator, and quarterbacks coach at Utah State on January 23, 2015.  After one season at Utah State, he was hired at the University of Missouri under Barry Odom's new staff.

Oklahoma Sooners football: The Oklahoma Sooners football program is a college football team that represents the University of Oklahoma (variously "Oklahoma" or "OU").  The team is currently a member of the Big 12 Conference, which is in Division I Football Bowl Subdivision (formerly Division I-A) of the National Collegiate Athletic Association (NCAA).  The program began in 1895 and is one of the most successful programs since World War II with the most wins (606) and the highest winning percentage (.762) since 1945.  The program has 7 national championships, 45 conference championships, 154 All-Americans (76 consensus), and five Heisman Trophy winners.  In addition, the school has had 23 members (five coaches and 18 players) inducted into the College Football Hall of Fame and holds the record for the longest winning streak in Division I history with 47 straight victories, a record that stands to this day.  Oklahoma is also the only program that has had four coaches with 100+ wins.  They became the sixth NCAA FBS team to win 850 games when they defeated the Kansas Jayhawks on November 22, 2014.  The Sooners play their home games at Gaylord Family Oklahoma Memorial Stadium in Norman, Oklahoma.  Lincoln Riley is currently the team's head coach.

Supporting paragraphs: Oklahoma Sooners football Lincoln Riley
Answer: September