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: ['A', '5593', '9461', '6833', '625', '2509', 'R', '9295', 'y', 'd', 'o', 'S', 'n', '5531', 'b', 'G', '6979', '3323', 'F', '9267', 'b', '603', 'p', 'z', '4395', '6907', '769', 'p', 'W', '7199', '8659', 'I', '7461', '2315', '3713', 'Z', '8033']

1, 5593, 9461, 6833, 625, 2509, 18, 9295, 25, 4, 15, 19, 14, 5531, 2, 7, 6979, 3323, 6, 9267, 2, 603, 16, 26, 4395, 6907, 769, 16, 23, 7199, 8659, 9, 7461, 2315, 3713, 26, 8033