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
['e', 'm', '2831', '7819', '4405', 'D', 'V', 'U', 'l', '5675', '5457', '67', 'M', 'o', '4529', 'U', 'K', 'y', '339', 'b', '1973', 'a']