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', 'o', 'C', '7891', '8919', '2761', 'p', '9115', '6945', '879', 'B', '9517', '7457', '6129', 'R', '5681', '569', '6333', 'N', '9709', '2769', '4559']