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: ['F', '5693', 'K', 'e', '8325', 'V', 'a', '1051', '3889', '4575', '7337', '6617', '777', '1533']

6, 5693, 11, 5, 8325, 22, 1, 1051, 3889, 4575, 7337, 6617, 777, 1533