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.

['r', '821', '8521', 'p', 'o', '979', 'k', 'w', '2213']
18, 821, 8521, 16, 15, 979, 11, 23, 2213

['Y', 'N', '6675', '7451', '5999', 'G']
25, 14, 6675, 7451, 5999, 7

['4693', '5477', '9313', '4465', '1925', '5303', '8311', '9857', 'g', 'n', '3957', 'm', '7347', 'c', 'P', 'w', 'a', 'f', '5831', '3097', '8319', 'P', 's', 'h', '5953', 'e', 'd', 'V']

4693, 5477, 9313, 4465, 1925, 5303, 8311, 9857, 7, 14, 3957, 13, 7347, 3, 16, 23, 1, 6, 5831, 3097, 8319, 16, 19, 8, 5953, 5, 4, 22