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
['7715', 'Q', '2381', '7887', '9769', 'N', '4815', '7147', '6717', 'l', '455', 'm', '5865', '9617', '6601', '2397', '7065', '3591', 'W', '9409', 'x', '1817', 'w', '4121', 'm', 'M', 'J', '7893', '2225', 'r', '1391', '4633', 'Z', '2221', '1', 'N', 'k', 'R', 'l']