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]: keQjVQJoLJqqOrlxRWdRSQFVlkFVDRFMFraDAjrMUWTl, JmuiZYBjLvctSZmAZUxRWdRSQFVlkFVDRFMFrpya
[A]: keQjVQJoLJqqOrlddffffklmqrrrrsvvwxaDAjrMUWTl, JmuiZYBjLvctSZmAZUddffffklmqrrrrsvvwxpya


[Q]: DcSWzpTlMWCIvLnN, zLpTlMWCtFTHn
[A]: DcSWzclmptwIvLnN, zLclmptwtFTHn


[Q]: XIMyEzcqFeeWRnmoXx, eZQafMyEzcqFefkGodAD
[A]:
XIceefmqyzeWRnmoXx, eZQafceefmqyzfkGodAD