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: ['u', '6687', '2277', 'o', '7787', 'Z', 'b', 'I', '9983', 'N']
Example Output: 21, 6687, 2277, 15, 7787, 26, 2, 9, 9983, 14

Example Input: ['G', 'O', '8921', 'k', 'T', 'g', '9349', '2977', '143', '2743', '7843']
Example Output: 7, 15, 8921, 11, 20, 7, 9349, 2977, 143, 2743, 7843

Example Input: ['i', '4753', '6961', '1607', '7787', '779', '8733', 'i', '1075', 'q', '9037', 'b', '7423', 'J', '7289', '8219']
Example Output:
9, 4753, 6961, 1607, 7787, 779, 8733, 9, 1075, 17, 9037, 2, 7423, 10, 7289, 8219