[["John Earl Madden (born April 10, 1936) is an American former football coach and sportscaster. He won a Super Bowl as head coach of the Oakland Raiders.", 459.0], ["John Madden coached the Oakland Raiders of the NFL from 1969 to 1978.", 244.0], ["The Oakland Raiders, where during his tenure as head coach, never had a losing season and retired with the highest win / loss percentage of any NFL head coach to ever reach the one hundred win mark.", 64.0], ["He coached for the Oakland Raiders, who are now the Las Vegas Raiders", 16.0]]
what football team did john madden coach
sports,football,madden