Question: Who was the opponent at the game with a result of W 20-17?
SQL: SELECT "Opponent" FROM "2-14655866-2" WHERE "Result" = 'W 20-17';

Question: What is the total number of weeks with a game at the milwaukee county stadium attended by 47897?
SQL: SELECT COUNT("Week") FROM "2-14655866-2" WHERE "Venue" = 'milwaukee county stadium' AND "Attendance" = 47897.0;