CREATE TABLE table_46232 ("Tournament" TEXT, "1990" TEXT, "1991" TEXT, "1992" TEXT, "1993" TEXT, "1994" TEXT, "1995" TEXT, "1996" TEXT)

What is the 1993 value of the 1994 atp masters series?
SELECT "1993" FROM table_46232 WHERE "1994" = 'atp masters series'
SELECT "1993" FROM "table_46232" WHERE "1994" = 'atp masters series'