Which episode has a Challenge Winner of berto?
CREATE TABLE table_name_50 (episode VARCHAR, challenge_winner VARCHAR)
SELECT episode FROM table_name_50 WHERE challenge_winner = "berto"
### Context: CREATE TABLE table_name_50 (episode VARCHAR, challenge_winner VARCHAR) ### Question: Which episode has a Challenge Winner of berto? ### Answer: SELECT episode FROM table_name_50 WHERE challenge_winner = "berto"