CREATE TABLE table_57434 ("Tournament" TEXT, "1984" TEXT, "1985" TEXT, "1986" TEXT, "1987" TEXT, "1988" TEXT, "1989" TEXT, "1990" TEXT, "1991" TEXT, "1992" TEXT, "1993" TEXT, "1994" TEXT, "1995" TEXT, "1996" TEXT, "1997" TEXT)

What is the 1989 result of the tournament in which Katerina Maleeva finished 4r in 1991?
SELECT "1989" FROM table_57434 WHERE "1991" = '4r'
SELECT "1989" FROM "table_57434" WHERE "1991" = '4r'