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
['1931', 'L', '4675', '1743', 'T', 's', '3793', 'G', '5303', 'J', 'P', '6045', '1291', 'z', 'L']