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
['9431', 'w', 'z', '993', 'v', 'B', 'Y', 'E', '1237', 'Q', 'N', 'z', 'F', 'K', '4239', 'z', '1835', '9223', '2539', '4693', 'e', 'B']