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
['W', '2791', '5673', '7591', '9657', '8455', 'P', 'm', '1071', '3689', 'r', 'v', '2211', 'p', 'B', 'l', '9213', 'W']