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', '9833', 'E', '7789', '9749', 'L', 'A', '3719', 't', '7929', '3435', 'W', '6519', 'C', '9107', '7473', 'x', 'e', 'd', 'F', '7897', '371', '8533', '5045', 'F', 'z', 'k', 'H', 'z', '7911']