In this task, you are given two strings A,B. You must perform the following operations to generate the required output list: (i) Find the longest common substring in the strings A and B, (ii) Convert this substring to all lowercase and sort it alphabetically, (iii) Replace the substring at its respective positions in the two lists with the updated substring.

[Q]: vzYYgyUpJbRRZSvQvMwdOuJvYNwQARCMXGxXDsLLi, AVQcvMwdOuJvYNwQARCMMbyF
[A]: vzYYgyUpJbRRZSvQacdjmmnoqruvvwwyXGxXDsLLi, AVQcacdjmmnoqruvvwwyMbyF


[Q]: qXAEaPZPHhKjjMuJyNKGwTGWjEfGABdrNBeanvHm, lbeqaAvMuJyNKGwTGWjEfGABdrNZsGOfYe
[A]: qXAEaPZPHhKjjabdefgggjjkmnnrtuwwyBeanvHm, lbeqaAvabdefgggjjkmnnrtuwwyZsGOfYe


[Q]: XgTtDpJlhsTUdqKJq, XmLMpJlhsTdIrI
[A]:
XgTtDhjlpstUdqKJq, XmLMhjlpstdIrI