How many region 1's did back to earth have?
CREATE TABLE table_25721_4 (region_1 VARCHAR, release VARCHAR)
SELECT COUNT(region_1) FROM table_25721_4 WHERE release = "Back to Earth"
### Context: CREATE TABLE table_25721_4 (region_1 VARCHAR, release VARCHAR) ### Question: How many region 1's did back to earth have? ### Answer: SELECT COUNT(region_1) FROM table_25721_4 WHERE release = "Back to Earth"