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
['3693', 'C', 'R', '3729', 'A', '8631', '1535', '1021', 'K', '8111', '3211', 'g', 'i', 'l', '5917', '4299', 'm', '869', 'Z', '9671', '6913', 'U', '7505', '3817', 'R', '7301', '3119', '6529', '6497', 'R']