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.

['9893', 'V', 'c', '6043', 'y', 'w', '2483', 'J', '1637', '7077', '9631', '6441', 'r', 'N', 'y', '7571']
9893, 22, 3, 6043, 25, 23, 2483, 10, 1637, 7077, 9631, 6441, 18, 14, 25, 7571

['F', 'A', 'A', '5729', '6717', '9171', '2245', '5017', 'T', '8013', '9991', 'o', 'n', 'e', 'n', 'G', 'G', '6581']
6, 1, 1, 5729, 6717, 9171, 2245, 5017, 20, 8013, 9991, 15, 14, 5, 14, 7, 7, 6581

['2131', 't', 'M', '1995', 'm', 'S', '6353']

2131, 20, 13, 1995, 13, 19, 6353