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
['507', '8953', 'O', '8515', 'x', 'R', '7749', '9951', 'V', '3575', 'C', '6739', 't', '5897', '3433', 'd', '2117', '3483', '8627']