Definition: 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.
Input: ['1695', '4131', 'k', 'z', '6995', '3665', '8115', '4167', '4869', '4039', '8627', 'j', '3439', 'G', 'g', 'O', 'x', 'K', 'F', '1999', 'i', '4615', '9015', '6099', 'A', 'y', 'I', '3585', '3639', '8907']

1695, 4131, 11, 26, 6995, 3665, 8115, 4167, 4869, 4039, 8627, 10, 3439, 7, 7, 15, 24, 11, 6, 1999, 9, 4615, 9015, 6099, 1, 25, 9, 3585, 3639, 8907