CREATE TABLE table_44358 ("Tournament" TEXT, "1992" TEXT, "1993" TEXT, "1994" TEXT, "1995" TEXT, "1996" TEXT, "1997" TEXT, "1998" TEXT, "1999" TEXT, "2000" TEXT, "2001" TEXT, "2002" TEXT, "2003" TEXT, "Career SR" TEXT, "Career win-loss" TEXT)

What is 1998, when 1992 is 'A', and when Tournament is 'Hamburg Masters'?
SELECT "1998" FROM table_44358 WHERE "1992" = 'a' AND "Tournament" = 'hamburg masters'
SELECT "1998" FROM "table_44358" WHERE "1992" = 'a' AND "Tournament" = 'hamburg masters'