CREATE TABLE table_55457 ("Tournament" CLOB, "1993" CLOB, "1994" CLOB, "1995" CLOB, "1996" CLOB)

Which one of the tournaments had a QF in 1996?
SELECT "Tournament" FROM table_55457 WHERE "1996" = 'qf'
SELECT "Tournament" FROM "table_55457" WHERE "1996" = 'qf'