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.

Q: ['5913', '6135', '4167', 'S', '9777', 'S']

A: 5913, 6135, 4167, 19, 9777, 19
****
Q: ['W', '7533', '1447', '5111', '2125', 'F', 't', '1481', 'w', 'x', '6279', 'Y', '4167', 'P', 'y', '663', 'W', 'm', '3717', 'n']

A: 23, 7533, 1447, 5111, 2125, 6, 20, 1481, 23, 24, 6279, 25, 4167, 16, 25, 663, 23, 13, 3717, 14
****
Q: ['3507', '2205', 'J', 'I', 'D', '2473', '7773', 'a', '4949', '131', 'l', '5041', '971', 'A']

A:
3507, 2205, 10, 9, 4, 2473, 7773, 1, 4949, 131, 12, 5041, 971, 1
****