How many times have the Kansas City Royals played for the World Series?

The Kansas City Royals are playing Game 7 against the San Francisco Giants on 10/28/2014. They have also competed in 2 previous World Series, with one win. They lost the 1980 series to the Philadelphia Phillies in six games. They won the 1985 World Series against the St. Louis Cardinals in Game 7. They are the only team to win a seven-game League Championship Series and a seven-game World Series in the same year.