Definition: In this task, you are given an input list A. You need to convert all the alphabets in the list with a number representing their position in the English alphabet. E.g., replace A by 1, B by 2, a by 1, b by 2, and so on.
Input: ['4961', 'g', '1843', '7085', '6991', '467', 'D', '8531', '1985', 'k', '4311', '1833', '2851', '4193', '4263', 'i', '8235', '3083', '9833', 'V', 'M', 'n', '4007', '7095']

4961, 7, 1843, 7085, 6991, 467, 4, 8531, 1985, 11, 4311, 1833, 2851, 4193, 4263, 9, 8235, 3083, 9833, 22, 13, 14, 4007, 7095