Table schema:
CREATE TABLE table_name_46 (average_attendance VARCHAR, sport VARCHAR, _number_of_teams VARCHAR, season VARCHAR, games VARCHAR)

Question: What was the average attendance of the 2011 season that had games smaller than 519 with several teams bigger than 14 that were also part of the sport of association football?
SQL: SELECT average_attendance FROM table_name_46 WHERE season = "2011" AND games < 519 AND _number_of_teams > 14 AND sport = "association football"