CREATE TABLE table_44547 ("Tournament" TEXT, "1990" TEXT, "1991" TEXT, "1992" TEXT, "1993" TEXT, "1994" TEXT, "1995" TEXT, "1996" TEXT)

What is Tournament, when 1996 is '1R', and when 1990 is 'SF'?
SELECT "Tournament" FROM table_44547 WHERE "1996" = '1r' AND "1990" = 'sf'
SELECT "Tournament" FROM "table_44547" WHERE "1990" = 'sf' AND "1996" = '1r'