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.

['K', 'n', 'S', 'J', 'G', '129', '2153', '6095', '8267']
11, 14, 19, 10, 7, 129, 2153, 6095, 8267

['C', 'M', 'H', '447', 'j', '8349', 'w', '5441', '2317', '3949', '119', 'Q', 'A', '9175', 'p', 'N', 'Y', 'b', '1281', 'R']
3, 13, 8, 447, 10, 8349, 23, 5441, 2317, 3949, 119, 17, 1, 9175, 16, 14, 25, 2, 1281, 18

['P', 'P', 'K', '5909', 'd', '9173', 'a', '477', 'W', '3391', '8545', '8209', 'R', 'b', '9465', 'p']

16, 16, 11, 5909, 4, 9173, 1, 477, 23, 3391, 8545, 8209, 18, 2, 9465, 16