### Instruction: Which NFL team has won the most Super Bowls?
### Response: The Pittsburgh Steelers and the New England Patriots have both won six Super Bowls. The Dallas Cowboys and the San Francisco 49ers have both won five Super Bowls, and the New York Giants and the Green Bay Packers have both won four Super Bowls. Over a third of the teams in the NFL have never won a Super Bowl, including the Cleveland Browns.