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]: FnrSpDRsSaKpVxzBdVIjbSBobnLhaCABy, LBJDOPKLiWsSaKpVxzBdVIjOxNkFeojn
[A]: FnrSpDRabdijkpssvvxzbSBobnLhaCABy, LBJDOPKLiWabdijkpssvvxzOxNkFeojn


[Q]: pmLgQx, yqLgjg
[A]: pmglQx, yqgljg


[Q]: cvPSBwVWxnbTnbVOcz, hstbWxnbTnbYkvItMk
[A]:
cvPSBwVbbnntwxVOcz, hstbbbnntwxYkvItMk