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.

Example Input: ['P', '2877', 'r', 'e', 'n', 'A', '4115', '6491', 'N', '5689', 'x', '87', 'A', '7575', '7175', 'D', 'e', 'L', 'p', '6671', '4921', 'A', '7255', '4653', 'u']
Example Output: 16, 2877, 18, 5, 14, 1, 4115, 6491, 14, 5689, 24, 87, 1, 7575, 7175, 4, 5, 12, 16, 6671, 4921, 1, 7255, 4653, 21

Example Input: ['9093', 'T', '7465', '8911', 'U', 'd', 't', '9501', 'l', 'M', '1917', '1899', '7739']
Example Output: 9093, 20, 7465, 8911, 21, 4, 20, 9501, 12, 13, 1917, 1899, 7739

Example Input: ['F', 'x', '3759', 'M', 'b', '7593', '4469', 'R', '7909', 'E', '7739', 'o', 'h', '8219', 'q', 'm']
Example Output:
6, 24, 3759, 13, 2, 7593, 4469, 18, 7909, 5, 7739, 15, 8, 8219, 17, 13