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
['2725', '6573', '1619', 't', 'I', 'W', '4591', 'L', 'u', 'a', 'Q', 'v', 'p', 'K', 'l', 'v', 'w', '8589', 'C', '7367', '6787']