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
['X', '9803', '9969', 'C', 'n', '9729', 'u', 'C', 'X', '5123', 'n', 'M', 'i', '7345', '2815', 'R', 'D', 'O', '3689']