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
['4847', '7969', '3821', '4273', '2833', '721', '3995', 'z', 'I', '2233', 'K', '3877', 'l']