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]: mfPvIZeGtAThnLHhnWSSahTOVvVQBwdfMQjQKljJMx, xDxOBbwyyPhgekKeVjULHhnWSSahTOVvVQBwdfMSRCrXlnmVOfx
[A]: mfPvIZeGtAThnabdfhhhlmnoqsstvvvwwQjQKljJMx, xDxOBbwyyPhgekKeVjUabdfhhhlmnoqsstvvvwwSRCrXlnmVOfx


[Q]: HsWRJqyuHqBwapaDTuinFOgsaP, tCJqyuHqBwapaDTuhiTWZoXWlX
[A]: HsWRaabdhjpqqtuuwyinFOgsaP, tCaabdhjpqqtuuwyhiTWZoXWlX


[Q]: yNLQztjOORHVAdHr, VUztjOORHPFf
[A]:
yNLQhjoortzVAdHr, VUhjoortzPFf