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', 'z', '4741', 'S', '6743', '1305', 'g', '3921', '6231', 'r', 'a', 'm', 'Z', 'u', 's', '9747', '2011', '3399', '2771', 'K', 'T', 'A', '7059', '859']