CREATE TABLE table_7317 ("Outcome" TEXT, "Date" FLOAT, "Tournament" TEXT, "Surface" TEXT, "Partner" TEXT, "Opponent in the final" TEXT, "Score in the final" TEXT)

What Opponent in the final had a Partner of Gast n Etlis?
SELECT "Opponent in the final" FROM table_7317 WHERE "Partner" = 'gastón etlis'
SELECT "Opponent in the final" FROM "table_7317" WHERE "Partner" = 'gastón etlis'