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
['4729', 'n', 'D', 'R', '411', '4525', 'f', '13', 'd', '4435', '8831', '983', 'M', '1405', 'k', 'D', '2077']