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
['J', '5515', '8153', 'B', 'H', '7081', 'R', '8613', '4389', '11', '9629', 'O', '197', '6031', 'z', 'e', '8647', '6173', '2457', 'O', '3257', '6473']