Question: Who was replaced by Jamelle Holieway on the Oklahoma Sooners and later played for the Dallas Cowboys?
Context: Darrell Shepard (born c. 1959) is a former American football quarterback who played for the Oklahoma Sooners from 1979 to 1981.  Shepard is also the all-time leading passer for Odessa High School.  In 1976, he passed for 1,156 yards and ran for 920 yards and was named to the Parade All American team.  He is the older brother of the late Derrick Shepard and the uncle of Sterling Shepard, both of whom played for the Oklahoma Sooners during their college careers.  His brother, Woodie Shepard, also played football for the Oklahoma Sooners. Manuel Johnson (born October 14, 1986) is a former wide receiver for the Dallas Cowboys of the National Football League.  He played college football for the Oklahoma Sooners. Phillip Elmer White (May 17, 1900 – May 29, 1982) was an American football player.  He played college football as a halfback for the University of Oklahoma Sooners and was selected as a first-team player by Newspaper Enterprise Association for its 1920 College Football All-America Team.  He later played professional football in the National Football League for the New York Giants (1925, 1927) and Kansas City Cowboys (1925). Thomas Franklin McDonald (born July 26, 1934) is a former American football flanker in the National Football League (NFL), where he played for the Philadelphia Eagles, Dallas Cowboys, Los Angeles Rams, Atlanta Falcons, and Cleveland Browns.  He played college football for the Oklahoma Sooners football team.  He is a member of the Pro Football Hall of Fame and College Football Hall of Fame. Troy Kenneth Aikman (born November 21, 1966) is a former American football quarterback who played for the Dallas Cowboys in the National Football League (NFL).  The number one overall draft pick in 1989, Aikman played twelve consecutive seasons as quarterback with the Cowboys.  During his career he was a six-time Pro Bowl selection, led the team to three Super Bowl victories, and was the Super Bowl XXVII MVP.  Aikman was elected to the Pro Football Hall of Fame in 2006 and to the College Football Hall of Fame on December 9, 2008 in New York City. The 1994 Dallas Cowboys season would mark their 35th in the NFL.  Following their second consecutive Super Bowl title, the Cowboys would see a multitude of changes.  In March, months of frustration finally reached its climax as team owner Jerry Jones and head coach Jimmy Johnson held a press conference and announced Johnson's resignation.  Jones would later hire former Oklahoma Sooners head coach and personal friend Barry Switzer to be the third head coach in franchise history.  After a continue run of dominance in the regular season and finishing with a record of 12–4, the Cowboys fell short of a record third straight Super Bowl title with a loss to the San Francisco 49ers in the NFC Championship game.  The 1994 Cowboys draft yielded only one notable addition to the team, offensive guard Larry Allen and veteran linebacker Ken Norton Jr. left the team to sign with San Francisco. The 1988 Orange Bowl was an American college football bowl game between the Miami Hurricanes and the Oklahoma Sooners.  It was the 54th edition of the Orange Bowl and took place at the Orange Bowl stadium in Miami, Florida on January 1, 1988.  Miami was coached by Jimmy Johnson and Oklahoma was coached by Barry Switzer.  Miami won the game, 20–14.  To date, it is the only time the opposing head coaches from a college national championship football game each later served as head coach of the same professional football team, and won the Super Bowl with that team, that team being the Dallas Cowboys. 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. Jamelle Holieway (born June 25, 1967) is a former American college and professional football player who was an award winning quarterback for the University of Oklahoma.  He led the Oklahoma Sooners to a national championship in 1985. The 1985 Oklahoma Sooners football team represented the University of Oklahoma in the college football season of 1985–1986.  This year was Barry Switzer's 13th season as head coach.  The Sooners ended this season with 11 wins and a sole loss coming to the Miami Hurricanes in Norman, in a game in which the Sooners lost starting quarterback Troy Aikman for the season.  The Sooners were forced to place their trust in lightning-quick true freshman quarterback Jamelle Holieway and a physical defense featuring three All-Americans, who led them to a Big 8 Conference title and a national championship.  This was Oklahoma's sixth national championship and 34th conference championship in school history.
Answer: Troy Aikman