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: vVhNmgqPteXFcsOezYbhfG, BYSeeqeYNmgqPteXFcsOePdLztEtfjxNt

A: vVhceefgmnopqstxzYbhfG, BYSeeqeYceefgmnopqstxPdLztEtfjxNt
****
Q: niJrQOYhNPstLBlJuMCyV, opQNPstLBlJeZIlZFps

A: niJrQOYhbjllnpstuMCyV, opQbjllnpsteZIlZFps
****
Q: RWLWMsyWPiuSoFsmZXYxKoZQEMO, DnuSoFsmZXYxKoZQtNzzk

A:
RWLWMsyWPifkmooqssuxxyzzEMO, DnfkmooqssuxxyzztNzzk
****