instruction:
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.
question:
['2973', 'a', '6251', 's', '5009', 'm', 'G']
answer:
2973, 1, 6251, 19, 5009, 13, 7


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


question:
['x', 'w', '3561', 'U', 'G', '1145', 'W', '4993', '1005', 'Z', 'c', 'U', '4115', 'I', '1379', 'O', '3655', 'f', '8877', '4777', '3345', '2323', 'R', '1835', '4957', '6235', '6391', '1593']
answer:

24, 23, 3561, 21, 7, 1145, 23, 4993, 1005, 26, 3, 21, 4115, 9, 1379, 15, 3655, 6, 8877, 4777, 3345, 2323, 18, 1835, 4957, 6235, 6391, 1593