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
['g', 'F', '6091', 'Q', '9715', 'w', 'm', '7837', '615', 'G', 'M', 'z', '3605', 'B', 'M']