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
['o', 'L', '8159', '5903', 'O', 't', 'f', '4331', 'E', '7939', 'u', 'Z', 'o', '4411', '2641', 'a', '5381', '3195', 'D', 'Q', '785']