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]: rxbVZPW, ojubVZAR
[A]: rxbvzPW, ojubvzAR


[Q]: UKPKFHsKSptxKftiXhOozpJcUsiunKUZolgp, OUQtjFIGsmbBZlKFHsKSptxKftiXhOozpEvx
[A]: UKPffhhikkkooppssttxxzJcUsiunKUZolgp, OUQtjFIGsmbBZlffhhikkkooppssttxxzEvx


[Q]: WoNHLdDTlHxt, SgLdDTQr
[A]:
WoNHddltlHxt, SgddltQr