generate questions: With Rivera having been a linebacker with the Chicago Bears in Super Bowl XX, and Kubiak replacing Elway at the end of the Broncos' defeats in Super Bowls XXI and XXIV, this will be the first Super Bowl in which both head coaches played in the game themselves.
In what Super Bowl did Rivera play? {sep_token} What team did Rivera play for in Super Bowl XX? {sep_token} What position did Rivera play in Super Bowl XX? {sep_token} Who was replaced by Kubiak in Super Bowl XXIV? {sep_token} What team did Kubiak play for in Super Bowl XXI? {sep_token} What position did Rivera play in Super Bowl XX? {sep_token} Who did Kubiak take the place of after Super Bowl XXIV? {sep_token} Who was the Panthers head coach for the 2015 season? {sep_token} What Super Bowl did Rivera play in as a player? {sep_token}