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]: qLFLwpKAPuG, DWAZLwpKAZx
[A]: qLFaklpwPuG, DWAZaklpwZx


[Q]: ZxmEOHMYjZgkwNCkTJI, vxHSDUKgMYjZgkwNCkhEPNSvhjC
[A]: ZxmEOHcgjkkmnwyzTJI, vxHSDUKgcgjkkmnwyzhEPNSvhjC


[Q]: yOKXrFrCxWBpRGxdsVQhu, vprFrCxWBpRGgJS
[A]:
yOKXbcfgprrrwxxdsVQhu, vpbcfgprrrwxgJS