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
['n', 'k', '4619', '1541', '971', 'E', 'S', '4263', '7577', '5169', 'A', '147', '5387', '2097', '2337', '8539', '6451', '8059', '6729']