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: IaacvOUse, ERIcvODy

A: IaacovUse, ERIcovDy
****
Q: GSIzvjMP, kXIzvNe

A: GSivzjMP, kXivzNe
****
Q: qFTXgWDc, VHXgWIT

A:
qFTgwxDc, VHgwxIT
****