CREATE TABLE table_36309 ("Tournament" TEXT, "1988" TEXT, "1989" TEXT, "1990" TEXT, "1991" TEXT, "1992" TEXT, "1993" TEXT, "1994" TEXT, "1995" TEXT, "1996" TEXT, "1997" TEXT, "1998" TEXT)

Which 1992 has a 1996 of sf and a 1993 of a?
SELECT "1992" FROM table_36309 WHERE "1996" = 'sf' AND "1993" = 'a'
SELECT "1992" FROM "table_36309" WHERE "1993" = 'a' AND "1996" = 'sf'