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
['U', 'v', '25', '7507', 'W', '2833', 'g', 'L', '8199', '3655', '5473', '7909', 'B', 'H', '9491', '9593', 'L', 'K', 'c', '5235', '5351', '2665', '4679', 'W', '3337', '1905', '5701', '9119', 'K', 't', '2871', '7085', '1453', 'z', 'P', 's']