Detailed Instructions: 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: ['8253', '3169', '6729', '8475', 'T', '5595', 'z', '3685', '4621', 't', 'K', 'F', 'f', 'y', 'B', '9389', 'e', 'v', 'Z', '7671', 'T', '3725']
A:
8253, 3169, 6729, 8475, 20, 5595, 26, 3685, 4621, 20, 11, 6, 6, 25, 2, 9389, 5, 22, 26, 7671, 20, 3725