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
['l', '901', '2917', 'Q', 'l', '9945', 'O', 'S', 'H', '3215', '647', 'Z', 'A', '7947', '9939', 'L', '4653', '757', 'S', '6475']