Table schema:
CREATE TABLE table_name_56 (prize_fund___us INTEGER, owgr_pts VARCHAR, dates VARCHAR)

Question: What is the average Prize fund ( US$ ), when OWGR pts is greater than 20, and when Dates is Nov 6-9?
SQL: SELECT AVG(prize_fund___us) AS $__ FROM table_name_56 WHERE owgr_pts > 20 AND dates = "nov 6-9"