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: ['5151', '8663', '4373', 'L', '5491', '123', 'l', 'E', 'b', '3047', 'o']
Example Output: 5151, 8663, 4373, 12, 5491, 123, 12, 5, 2, 3047, 15

Example Input: ['2067', '4119', 'P', '6271', '479', '2117', 'L', 'D', '9883', 't', 't', '9621', '1663', 'V', '8163', 'p', 'l', 'P', 'Z', 'Z', '3315', '5653', 'q', '9829', '7081', '9149', 'm', '6469', 'Q', '6813', '4487', 'Q']
Example Output: 2067, 4119, 16, 6271, 479, 2117, 12, 4, 9883, 20, 20, 9621, 1663, 22, 8163, 16, 12, 16, 26, 26, 3315, 5653, 17, 9829, 7081, 9149, 13, 6469, 17, 6813, 4487, 17

Example Input: ['6681', '2493', 'o', 'I', '6791', '2641', 'W', 'd', '3611', '1209', '2921', '7469', '7203', 't', '2109', 'G', '2901', '2743', '5333', 'Z', 'c', '7089', '8319', 'Z', 'w', '57', '5115', 'h', 'n', '5511']
Example Output:
6681, 2493, 15, 9, 6791, 2641, 23, 4, 3611, 1209, 2921, 7469, 7203, 20, 2109, 7, 2901, 2743, 5333, 26, 3, 7089, 8319, 26, 23, 57, 5115, 8, 14, 5511