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
['8643', 'i', 'R', '3665', 'U', 'K', '5137', '6069', '2023', '273', 's', 'w', '1391', '9251', 'p', '7345', '3355', '6231', '8059', 'u', 'I', '3303', 'r', 'n', '4163', 'T', '4061', 'I', '5855', '2287', '8943', 'H', 'e', '6061', '5589', '8937', '8379', '2511', 'T', '3169']