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', '3005', 'q', '4901', 'G', 'Z', 'w', 'i', 'x', 't', 'K', '4119', '1777', 'E', 'Q', 'B', 'r', '3761', 'G', '2687', '567', 'D']