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: ['S', 'D', '6375', '59', '8823', 's', '2591', '3923', '351', 'z', 'm', '1257', '1239', 'm', '2945', 'E']
Example Output: 19, 4, 6375, 59, 8823, 19, 2591, 3923, 351, 26, 13, 1257, 1239, 13, 2945, 5

Example Input: ['4647', '3833', '9203', '8189', '6519', 'R', '4503', '2261', 'T', 'W', '6593', 'V', 'i']
Example Output: 4647, 3833, 9203, 8189, 6519, 18, 4503, 2261, 20, 23, 6593, 22, 9

Example Input: ['5579', 'X', '4411']
Example Output:
5579, 24, 4411