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.

['8939', 'a', 'C', '611', '8015', 'i', '4581', '4797', 'z', 'J', 'z', 'V', '8753', '5529', 'v', '2885', 'b', 'O', 's', 'v', '6695', '3847', 'R', '6265', '1499', 'Q', 'L', 'v', 'F', '3869', '3135', '1779', '4697', '1845', '1795', '6729', '9227', 'Y', '8731']
8939, 1, 3, 611, 8015, 9, 4581, 4797, 26, 10, 26, 22, 8753, 5529, 22, 2885, 2, 15, 19, 22, 6695, 3847, 18, 6265, 1499, 17, 12, 22, 6, 3869, 3135, 1779, 4697, 1845, 1795, 6729, 9227, 25, 8731

['W', '1605', 's', 'T', 'D', '3511', '2365', 'Z', '947', '9175', 'B', '7279', '8883', '7339', 'o', 'x', 'y', 'M', '8459', 'a', '8317']
23, 1605, 19, 20, 4, 3511, 2365, 26, 947, 9175, 2, 7279, 8883, 7339, 15, 24, 25, 13, 8459, 1, 8317

['6745', 'w', 'm', 'V', 'B', 'D', '7141', '8687', 'F', '5017', 'a', '317', 'H', '1391', '6469', 'd', 'z', '9773', '8805', '9889', '8183', 'J', '9885', '3665', '3861', '1259', 'V', 'A', '6983', '6103', 'T', '549', '5805', '1849', '7109', '4465', '1051', 'J', 'G', '8517']

6745, 23, 13, 22, 2, 4, 7141, 8687, 6, 5017, 1, 317, 8, 1391, 6469, 4, 26, 9773, 8805, 9889, 8183, 10, 9885, 3665, 3861, 1259, 22, 1, 6983, 6103, 20, 549, 5805, 1849, 7109, 4465, 1051, 10, 7, 8517