What chart positions did the album reach when ep was the format?
CREATE TABLE table_name_1 (chart_positions VARCHAR, format VARCHAR)
SELECT chart_positions FROM table_name_1 WHERE format = "ep"
### Context: CREATE TABLE table_name_1 (chart_positions VARCHAR, format VARCHAR) ### Question: What chart positions did the album reach when ep was the format? ### Answer: SELECT chart_positions FROM table_name_1 WHERE format = "ep"