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.

['m', 'g', '2285', 'Q', '8145', '1563', '4803', '1975', '2779', 'P', 'S', '5707', 'v', '1343', 'R', 'T', '3739', '4307', '4561', '4891', 'X', '7827', '289', 'X', '8197', '1169', '1067', 'm', 'p', 'D', '9365']
13, 7, 2285, 17, 8145, 1563, 4803, 1975, 2779, 16, 19, 5707, 22, 1343, 18, 20, 3739, 4307, 4561, 4891, 24, 7827, 289, 24, 8197, 1169, 1067, 13, 16, 4, 9365

['b', 'C', 'G']
2, 3, 7

['e', 'E', 'R', '5485', '4683', '5625', 'e', 'g', '9607', 'g', '7589', '3015', 'T', 'Y', 'U', '4609', 'n', '3935', 'r', '8473', 'J', '1945', 'W']

5, 5, 18, 5485, 4683, 5625, 5, 7, 9607, 7, 7589, 3015, 20, 25, 21, 4609, 14, 3935, 18, 8473, 10, 1945, 23