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]: jyzqPVbGPFUdFWNjSOibQUNcwjvAsyATaI, nlZAAxqGDVyXrxhEmbGPFUdFWNjSOibQUNcjHNYvWiWH
[A]: jyzqPVbbcdffgijnnopqsuuwwjvAsyATaI, nlZAAxqGDVyXrxhEmbbcdffgijnnopqsuuwjHNYvWiWH


[Q]: WkeDzmlbgJDfVCe, QPqaEzmlbgJzd
[A]: WkeDbgjlmzDfVCe, QPqaEbgjlmzzd


[Q]: aGEXyYz, JjVEXyqjJ
[A]:
aGexyYz, JjVexyqjJ