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
['r', '2459', 'Q', 'Z', '3887', 'N', 'L', 'z', '611', 'n', 'G', '6551', '5139', '5461', 'D', 'b', 'B', '2551', 'g', '8257', '6371', 'R', 'P', '3277', '8349', 'F', '7877']