CREATE TABLE table_name_31 (opponent VARCHAR2, week VARCHAR2, result VARCHAR2)

What is the opponent in a week larger than 1, with a result of l 21-20?
SELECT opponent FROM table_name_31 WHERE week > 1 AND result = "l 21-20"
SELECT "opponent" FROM "table_name_31" WHERE "l 21-20" = "result" AND "week" > 1