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', 'K', 'H', '8001', 'G', '665', '1927', 'w', '6001', 'a', 'n', '3357', '9703', 'V', 'I', '7199', 'S', 'Z']