Definition: 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.
Input: ['y', 'p', '7085', 'n', '9755', 'o', '2309', 'Q', 'R', 'K', 'Y', '7955', '7059', '8011', 'K']

25, 16, 7085, 14, 9755, 15, 2309, 17, 18, 11, 25, 7955, 7059, 8011, 11