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
['r', 'a', 'O', '4139', '6887', 'w', '4413', '1261', '7487', '9237', '2981', '1315', 'y', 'X', '1919', '1677', 'U']