Original sentence: From 8 April, the show format was changed to three half-hour shows per week at 7pm on Sundays, Tuesdays and Thursdays
Edited sentence: On 26 March, the BBC announced that the show format would be changed to three half-hour shows per week at 7pm on Sundays, Tuesdays and Thursdays.Ratings rose sharply[citation needed], with the extra shows allowing viewers to get to know the characters better than the older, once-a-week format.The revised format commenced on 8 April, and immediately worked