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
['5251', 'P', '8511', 'c', '3441', '7175', 'M', '5287', 'V', '6505', '3287', 'X', '481', '7717', 'z', '2769', 'o', 'R', 'X', '5991', 'p']