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
['2929', 'j', 'r', '6039', '651', 'W', '2713', '6987', 'b', '5943', 'W', '8807', '2101', '5559', '1621']