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]: GJgsqpRApFPjXzTSVj, MGhVVkagsqpRApFPjXSWXfa
[A]: GJafgjpppqrsxzTSVj, MGhVVkaafgjpppqrsxSWXfa


[Q]: XEUhJOB, VsUUhJho
[A]: XEhjuOB, VsUhjuho


[Q]: lSCVaOZX, eRwCVahZD
[A]:
lSacvOZX, eRwacvhZD