Complex sentence: Roy Barker (born February 24,1969) is a former professional American football player who played defensive end for nine seasons for the Minnesota Vikings, San Francisco 49ers, Cleveland Browns, and Green Bay Packers.
Split into simpler sentences: Roy Barker (born February 24,1969) is a former professional American football player. He played defensive end for nine seasons for the Minnesota Vikings, San Francisco 49ers, Cleveland Browns, and Green Bay Packers.