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
['v', 'X', '699', 'a', 'T', 'M', '4197', 'j', 'k', '5273', 'j', '1719', '3965', '5969', 's', 'l', '1791', 'z', '6325', 'U', 'K', '6527', 'k', '403', '5425', '3075', '5505', '6311', '6489', 'v', '6815', 'D', '7691']