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', 'I', '1011', 'v', '2007', '8257', '5925', 'S', 'J', 'u', '8717', 'a', 'X', 'b', 'l', 'y', 'M', '5951', '429', 't', '6919']