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
['8427', 'U', 'G', 'p', '7509', '7939', 'V', 'G', '9427', 'v', 'J', 'W', 'M', '5527', 'z', '9391', 'z']