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: ['4697', '3121', '3407', 'B', '7405', '6855', '7757', 'U', '5299', '3001', '2769', '6907', 'y', '3455', 'F', 'O', 'p', '4431', 'Q', 'C', '2905']
Example Output: 4697, 3121, 3407, 2, 7405, 6855, 7757, 21, 5299, 3001, 2769, 6907, 25, 3455, 6, 15, 16, 4431, 17, 3, 2905

Example Input: ['d', '7689', 'l', '2225', '2653', 'o', 'P', '767', '9077', '1799', '7917', '43', '6633', '9857', '3307', 'J', 'R', 'Y', '5243', '4523', '577']
Example Output: 4, 7689, 12, 2225, 2653, 15, 16, 767, 9077, 1799, 7917, 43, 6633, 9857, 3307, 10, 18, 25, 5243, 4523, 577

Example Input: ['I', 'd', 'l', 'z', 'a', 't', 'o', 'y', 'O', '7745', 'h']
Example Output:
9, 4, 12, 26, 1, 20, 15, 25, 15, 7745, 8