CREATE TABLE table_66928 ("Res." CLOB, "Record" CLOB, "Opponent" CLOB, "Method" CLOB, "Event" CLOB, "Round" FLOAT, "Time" CLOB, "Location" CLOB)

What is the location of the match where the method was submission (armbar) and Mayra Conde was the opponent?
SELECT "Location" FROM table_66928 WHERE "Method" = 'submission (armbar)' AND "Opponent" = 'mayra conde'
SELECT "Location" FROM "table_66928" WHERE "Method" = 'submission (armbar)' AND "Opponent" = 'mayra conde'