CREATE TABLE table_34223 ("Tournament" TEXT, "1990" TEXT, "1991" TEXT, "1992" TEXT, "1993" TEXT, "1994" TEXT, "1995" TEXT, "1996" TEXT, "1997" TEXT, "1998" TEXT, "Career SR" TEXT, "Career Win-Loss" TEXT)

What is the 1993 value of the 1997 Grand Slams?
SELECT "1993" FROM table_34223 WHERE "1997" = 'grand slams'
SELECT "1993" FROM "table_34223" WHERE "1997" = 'grand slams'