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: ['U', '1531', 't', '6929', 'P', '9619', 'G', 'g', '8511']
Example Output: 21, 1531, 20, 6929, 16, 9619, 7, 7, 8511

Example Input: ['2471', 'd', 'S', '1417', 'Q', 'm', '7803', '7559', 'M', '99', '6603', 't', '4777', 'K', 'c', 'K', '793', 'H', '1229', '1509', '677', '5239', 'A', '7965', '2709', '2235', 'h', 'U', 'Z', 'V', '9871', '7903', '681', 'p', '4981', '1763', 'h']
Example Output: 2471, 4, 19, 1417, 17, 13, 7803, 7559, 13, 99, 6603, 20, 4777, 11, 3, 11, 793, 8, 1229, 1509, 677, 5239, 1, 7965, 2709, 2235, 8, 21, 26, 22, 9871, 7903, 681, 16, 4981, 1763, 8

Example Input: ['U', 'C', 'B', '9725', 'd', '5367', 'E', '7217', '7433', 'K', '4017', 'v', '5209', 'm', '1671', '3697', '6765', '8161', 'G', '5147', 'p', 'p', 'K', 'G', 'F', 'l', 'Z']
Example Output:
21, 3, 2, 9725, 4, 5367, 5, 7217, 7433, 11, 4017, 22, 5209, 13, 1671, 3697, 6765, 8161, 7, 5147, 16, 16, 11, 7, 6, 12, 26