CREATE TABLE table_45220 ("Tournament" TEXT, "2002" TEXT, "2004" TEXT, "2005" TEXT, "2006" TEXT)

What shows for 2004 when 2005 is A, 2006 is A, tournament is US Open?
SELECT "2004" FROM table_45220 WHERE "2005" = 'a' AND "2006" = 'a' AND "Tournament" = 'us open'
SELECT "2004" FROM "table_45220" WHERE "2005" = 'a' AND "2006" = 'a' AND "Tournament" = 'us open'