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: ['3927', '1523', 'v', 'F', 'r', 'b', '2011', '7325', 'F', 'I', 'c', 'l', '2603', '9195', '2851', 't', 'X', '8073', 'r', '3179', '8857', 'j', 'Q']

3927, 1523, 22, 6, 18, 2, 2011, 7325, 6, 9, 3, 12, 2603, 9195, 2851, 20, 24, 8073, 18, 3179, 8857, 10, 17