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
['C', 'S', '4413', '3703', '6581', 'P', 's', '1589', '917', 'D', '1375', 'b', 'k', '4029', '6583', '8571', '8357', '1461', '8121', 'H', 'c', 'g', '7651', '5729', '8835', '2027', 'R', '5707', '4977', '8721', '2797', '171', 'B', 'b', '1785', 'z', '1919']