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]: RaKjjmMqatYyWgQtGoMgLYmfpVCGMFaBTPf, TqnMXEWgQtGoMgLYmfUBxTc
[A]: RaKjjmMqatYyfggglmmoqtwypVCGMFaBTPf, TqnMXEfggglmmoqtwyUBxTc


[Q]: ETWieEUqcfRC, AYeEUqckk
[A]: ETWiceequfRC, AYceequkk


[Q]: CDPrxQGJVBGQqa, MFMxQGJVImguT
[A]:
CDPrgjqvxBGQqa, MFMgjqvxImguT