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.

Example Input: ['N', 'R', 'W', '7465', '7983', 'J', 'V', 'u', '2855', '6815', 'l', '5985', 'Q', '939', 'D', 'F', 'B', 'B', '1091', 'J', 'n', '8029']
Example Output: 14, 18, 23, 7465, 7983, 10, 22, 21, 2855, 6815, 12, 5985, 17, 939, 4, 6, 2, 2, 1091, 10, 14, 8029

Example Input: ['2299', 'f', '1479', '8401', 'g', 'l', 'k', '379', '8951', 'H', '1317']
Example Output: 2299, 6, 1479, 8401, 7, 12, 11, 379, 8951, 8, 1317

Example Input: ['4341', '9611', 'n', '8375', 'X', '2507']
Example Output:
4341, 9611, 14, 8375, 24, 2507