CREATE TABLE table_25713 ("Outcome" TEXT, "Year" FLOAT, "Championship" TEXT, "Surface" TEXT, "Partner" TEXT, "Opponents in final" TEXT, "Score in final" TEXT)

what are every one of the rivals in conclusive where title is z rich
SELECT "Opponents in final" FROM table_25713 WHERE "Championship" = 'Zürich'
SELECT "Opponents in final" FROM "table_25713" WHERE "Championship" = 'Zürich'