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', '491', 'c', 'v', 'a', 'H', '8133', 'B', 'Y', '1927', '5253', 'k', 'N', 'I', 'R', 'O', 'J']