In this task, you are given an input list. A list contains several comma-separated items written within brackets. You need to return the count of all the alphabetical elements in the given list. Return 0 if no alphabetical element in the list

['1663', 's', 'e', 'u', 'N', '7869', '3445', '1409', '5789', '2307', 'J', '2147', 'D', '1729', '335', '8433', 'F', 'e', '3817', 'y', 'y', '2825', '7291', 'f', 'D', 'F', 'Q', '5253', 'Z', 'v', '5227', 'O', 'X', 'k', 'u', '3307', '9779', 'U']
21

['B', 'J', 'a', 'S', '7427', 'q', '2419', '9361']
5

['m', '2739', 'v', '2007', 'e', '1845', 'N', 'Y', '5961', 't', '3777', 'u', '9877', '2067', '6229', 'N', '331', 'E', '6915', 'd', '151', 'b', 'm', 'R', 'h', 'u']

15