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: tvosmibsMUqrhxGzIOdFRkH, pKKkEposmibsMUqrhxGzIOIcT

A: tvbghiimmooqrssuxzdFRkH, pKKkEpbghiimmooqrssuxzIcT
****
Q: loHQzZXi, uGHQzACF

A: lohqzZXi, uGhqzACF
****
Q: gitfTJXYpwFd, KeTqEOfTJXYpTly

A:
gitfjptxywFd, KeTqEOfjptxyTly
****