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]: cwhotTPGdvNcLQjQHxRcQqefRiyswtlUdM, YMFNpyugSzjmvNcLQjQHxRcQqefRMfPuiWjuVLoZRdk
[A]: cwhotTPGdccefhjlnqqqqrrvxiyswtlUdM, YMFNpyugSzjmccefhjlnqqqqrrvxMfPuiWjuVLoZRdk


[Q]: DEsIBZXWDBY, XfiyJIBZXWDpeG
[A]: DEsbdiwxzBY, XfiyJbdiwxzpeG


[Q]: lqHjYBeZYBOFDvqFwuoyYhmxfHWyA, AfewKYBeZYBOFDvqFwuoyTZuqDULJKf
[A]:
lqHjbbdeffooquvwyyyzYhmxfHWyA, AfewKbbdeffooquvwyyyzTZuqDULJKf