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: ['q', '8519', 'T', '6859', '5397', '3753', '2057', '5723', 'T', 'R', '7807', 'h', '9507', '7865', '8513', '2309', 'j', 'n', 'P', 'a', '8971', 'U', '7927', '875', '3315', 'E', 't']
Example Output: 17, 8519, 20, 6859, 5397, 3753, 2057, 5723, 20, 18, 7807, 8, 9507, 7865, 8513, 2309, 10, 14, 16, 1, 8971, 21, 7927, 875, 3315, 5, 20

Example Input: ['2693', 'q', '1077', 'V', '4429', 'Y', '29', '3395', 'e', '5979', 'K', '3225', '4173']
Example Output: 2693, 17, 1077, 22, 4429, 25, 29, 3395, 5, 5979, 11, 3225, 4173

Example Input: ['8555', '6463', 'j', '9549', '6431', '8735', 'q', '5601', '4913', '159', 'L', 'q', '8019', '1985', 'R', '6281', '123', 'q', '5171']
Example Output:
8555, 6463, 10, 9549, 6431, 8735, 17, 5601, 4913, 159, 12, 17, 8019, 1985, 18, 6281, 123, 17, 5171