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
['5521', 'a', 'T', 'X', 'n', '7841', '1929', '7931', 't', 'x', '6045', 'L', 'Z', 'D', '1699', 'v', 'b']