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', 'k', '503', '5821', 'h', '1851', '3905', '3541', 'Q', 'J', 'X', '8729', 'h']