CREATE TABLE table_59451 ("Outcome" CLOB, "Date" CLOB, "Tournament" CLOB, "Surface" CLOB, "Partner" CLOB, "Opponents in the final" CLOB, "Score in the final" CLOB)

What tournament had an opponent of Els Callens Nancy Feber?
SELECT "Tournament" FROM table_59451 WHERE "Opponents in the final" = 'els callens nancy feber'
SELECT "Tournament" FROM "table_59451" WHERE "Opponents in the final" = 'els callens nancy feber'