CREATE TABLE table_46523 ("Res." TEXT, "Record" TEXT, "Opponent" TEXT, "Method" TEXT, "Event" TEXT, "Round" FLOAT, "Time" TEXT, "Location" TEXT)

Which Opponent has a Location of gold coast , australia, and a Method of submission (punches)?
SELECT "Opponent" FROM table_46523 WHERE "Location" = 'gold coast , australia' AND "Method" = 'submission (punches)'
SELECT "Opponent" FROM "table_46523" WHERE "Location" = 'gold coast , australia' AND "Method" = 'submission (punches)'