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]: tdGaqrsWIpQoHrTkGC, bSRIIuWIpQoHrgzsavxi
[A]: tdGaqrshiopqrwTkGC, bSRIIuhiopqrwgzsavxi


[Q]: yssbXliwPzAQuF, nXZbXliwPdE
[A]: yssbilpwxzAQuF, nXZbilpwxdE


[Q]: JPjKtywMvTfaJtHMPyhdEZBl, rnlvriIPgLjKtywMvTfaJtHMpTDRQozXIj
[A]:
JPafhjjkmmtttvwyPyhdEZBl, rnlvriIPgLafhjjkmmtttvwypTDRQozXIj