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
['3791', 'N', 'B', 's', 'P', 'J', '283', 'R', '5509', 'r', 'I', 'J', 'u', '9853', '2075', 'B', 'Y', 'w', 'P', 'U', 'O', 'K', 'y', '6435', '3569', 'G', 'n', 'V', '543']