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.

['4347', 'z', '8559']
4347, 26, 8559

['t', '8125', '6519', 'M', '4533', '9091', '4193', '9863', 'e', '4265', '5907', 'N', '8095', 'N', '7611', 'l', '7529', 'j', 'P', '2989', 'A', 'h', 'Y', '9077', 'J', '5147', 'K', '99']
20, 8125, 6519, 13, 4533, 9091, 4193, 9863, 5, 4265, 5907, 14, 8095, 14, 7611, 12, 7529, 10, 16, 2989, 1, 8, 25, 9077, 10, 5147, 11, 99

['P', 'I', 'g', '5965', '7847', '7889', 'm', 'l', '6203', '8323', '9621', 'l', '331', 'e', '5693', '2485', '7775', 'n', '2393', '5555', '3227', '901', '5133', 'f', '6159', 'F', '3793', '1543', 'K', 'k', 'x', '6651', 'Y', '1131']

16, 9, 7, 5965, 7847, 7889, 13, 12, 6203, 8323, 9621, 12, 331, 5, 5693, 2485, 7775, 14, 2393, 5555, 3227, 901, 5133, 6, 6159, 6, 3793, 1543, 11, 11, 24, 6651, 25, 1131