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]: BrWUrt, lKWUxU
[A]: Bruwrt, lKuwxU


[Q]: RYNIqwvsvdwJ, VFOWINIqwvsvdMpQxN
[A]: RYdinqsvvwwJ, VFOWIdinqsvvwMpQxN


[Q]: FoOYKRWnqDhzRtPw, MIJWuPJYKRWnqDFT
[A]:
FoOdknqrwyhzRtPw, MIJWuPJdknqrwyFT