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: ['a', '4715', 'X', '4649', '6995']
Example Output: 1, 4715, 24, 4649, 6995

Example Input: ['7149', '3915', 'k', 'Y', 'z', 'P', '775', 'v', 'U', '233', 'm', '2939', 'O', '6787', '7717', 'U', '8531', '5071', 'j', '7839', 'S', 'W', 'K', '3689', '8907', '7721', '9099', 'U', 'U', '53', '4025', 'J', '7179', '7587']
Example Output: 7149, 3915, 11, 25, 26, 16, 775, 22, 21, 233, 13, 2939, 15, 6787, 7717, 21, 8531, 5071, 10, 7839, 19, 23, 11, 3689, 8907, 7721, 9099, 21, 21, 53, 4025, 10, 7179, 7587

Example Input: ['W', '1997', '67', 'z', '5849', '2989', 'U', 'L', '1099', 'E', 'x', '7717', '3059', 'O', '8923', '7379', '8605', 'l', '1885', '3407', 'v', '1913', 'v']
Example Output:
23, 1997, 67, 26, 5849, 2989, 21, 12, 1099, 5, 24, 7717, 3059, 15, 8923, 7379, 8605, 12, 1885, 3407, 22, 1913, 22