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

['3621', '7071', 'b', 'n', 'H', '1337', '2141', '4249', 'E', '6997', '7487', '1025', 'R', '1023', '1517', '7395']
5

['r', 'e', '6437', 'Y', '2303']
3

['B', 'J', 'a', 'S', '7427', 'q', '2419', '9361']

5