CREATE TABLE table_14310205_1 (copa_libertadores_1997 VARCHAR, supercopa_1996 VARCHAR)

what is th copa libertadores 1997 is qf?
SELECT copa_libertadores_1997 FROM table_14310205_1 WHERE supercopa_1996 = "QF"
SELECT "copa_libertadores_1997" FROM "table_14310205_1" WHERE "QF" = "supercopa_1996"