What are the titles of the podcasts whose reviews were created between 2018-08-22T11:53:16-07:00 and 2018-11-20T11:14:20-07:00?
created between 2018-08-22T11:53:16-07:00 and 2018-11-20T11:14:20-07:00 refers to created at BETWEEN '2018-08-22T11:53:16-07:00' and '2018-11-20T11:14:20-07:00'
SELECT DISTINCT T1.title FROM podcasts AS T1 INNER JOIN reviews AS T2 ON T2.podcast_id = T1.podcast_id WHERE T2.created_at BETWEEN '2018-08-22T11:53:16-07:00' AND '2018-11-20T11:14:20-07:00'