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: ['3089', 'x', 'J', 'r', 'y', 's', '9445', '7889', '9877', 's', '9561', '6135', 'D', 'f', '1227', '4887', 'K', '3659', 'q', 'b', '2039']

3089, 24, 10, 18, 25, 19, 9445, 7889, 9877, 19, 9561, 6135, 4, 6, 1227, 4887, 11, 3659, 17, 2, 2039