Statement: there were four episodes in region 4 on march 13 , 2008

Input Table: none

Step 1: Select rows where 'region_4' is '2008-03-13'.
volume discs episodes region_1 region_2 region_4
1 1 4 2006-01-31 2007-02-19 2007-03-15
2 1 4 2006-03-28 2007-06-04 2007-07-05
3 1 4 2006-05-30 2007-09-03 2008-03-13
4 1 4 2006-07-18 2008-02-18 2008-06-19
5 1 4 2006-09-19 2008-05-26 2009-03-05

Step 2: Select rows where 'episodes' is 4.
volume discs episodes region_1 region_2 region_4
3 1 4 2006-05-30 2007-09-03 2008-03-13

Step 3: Use a `CASE` statement to return TRUE if the number of rows is equal to 1, otherwise return FALSE.
volume discs episodes region_1 region_2 region_4
3 1 4 2006-05-30 2007-09-03 2008-03-13

Final output table:
verification_result
TRUE

Prediction: TRUE