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
['869', '6477', 'W', '6611', 'u', 'A', '2099', 'K', '255', '3805', 'U', '2427', 'V', 'V', '4279', '363', 'U', '8313', 'r']