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: ['5235', '3041', '5047', '7937', '635', '2059', 'e', 'D', 'g', '6343', 'w', 'g', 'k', 'R', '751', 'i', 'y', 'K', 'f', 'Z', 'p', '233']

5235, 3041, 5047, 7937, 635, 2059, 5, 4, 7, 6343, 23, 7, 11, 18, 751, 9, 25, 11, 6, 26, 16, 233