Question: Who was the winner of the game in 1999 with Kansas City Chiefs as the loser?
SQL: SELECT "Winner" FROM "2-11840325-6" WHERE "Year" = 1999.0 AND "Loser" = 'Kansas City Chiefs';

Question: What is the average year of the games with the date December 26?
SQL: SELECT AVG("Year") FROM "2-11840325-6" WHERE "Date" = 'December 26';