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
['3323', '7087', 'y', 't', '3901', 'e', 'b', '3739', 'v', '4961', '5785', '5207', 'B', 'L', '4283', 'z', 'O', 'l']