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
['6671', '2793', 'w', '2889', 'K', 'L', 'g', '7785', '2163', 'i', '1519', '9753', 'Z', 'a', 'N', '4299']