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
['3721', '7073', '5529', '5149', '7883', 'F', '2931', '2603', 'n', 'I', 'K', '1817', 'Z', 't']