CREATE TABLE table_8777 ("Tournament" TEXT, "1987" TEXT, "1988" TEXT, "1989" TEXT, "1990" TEXT, "1991" TEXT, "1992" TEXT, "1993" TEXT, "1994" TEXT, "Career SR" TEXT)

For what tournament is the 1990 0 / 4?
SELECT "Tournament" FROM table_8777 WHERE "1990" = '0 / 4'
SELECT "Tournament" FROM "table_8777" WHERE "1990" = '0 / 4'