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
['213', 'P', '827', 'H', '1779', 'Y', 'I', 'Q', 'Z', 'F', '6999', '273', '6367', 'I', 'a', 'V', 'q', 'u', 'Z', 'L', '8513', '6499', '2243', '4703', '1137', 'F', '4495', '3391', 'H', 'v', 'd', 'z', '2787']