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: ['R', '5811', '8603', '8417', 'z', 'F', '3247', 'E', '1411', '6897', 'K', 'V', '7271', '1243', '5747', 'y', '5453']
Example Output: 18, 5811, 8603, 8417, 26, 6, 3247, 5, 1411, 6897, 11, 22, 7271, 1243, 5747, 25, 5453

Example Input: ['5867', '8923', '8873', '8155', '5663', 'l', '4411', '9429', 'v', '7155', 'h', 'S', 'g', 'Q', 'N', 'z', 'S', 'h', '6753', 'o', '525', 'Y', 'n', '2855', '8433', '2125', 'n', 'r', 'X', '4863']
Example Output: 5867, 8923, 8873, 8155, 5663, 12, 4411, 9429, 22, 7155, 8, 19, 7, 17, 14, 26, 19, 8, 6753, 15, 525, 25, 14, 2855, 8433, 2125, 14, 18, 24, 4863

Example Input: ['d', '1841', 'c', '1015', '8933', '5011', 'O', 'q', '5065', '7099', 'l', '6327', 'o', 'L', '3309', '1081', '6281', 's', '1567', 'W', 'b', 'p', '3353']
Example Output:
4, 1841, 3, 1015, 8933, 5011, 15, 17, 5065, 7099, 12, 6327, 15, 12, 3309, 1081, 6281, 19, 1567, 23, 2, 16, 3353