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]: hTpvAvJSlyYjgdbCljoelqWagfIEfxUGKqCoDufjgXhMSPsuRe, eUKRGrLGWbCljoelqWagfIEfxUGbFSTCab
[A]: hTpvAvJSlyYjgdabceeffggijlloquwxKqCoDufjgXhMSPsuRe, eUKRGrLGWabceeffggijlloquwxbFSTCab


[Q]: XkTIPCgSaqTxsVJ, LycIoCgSaqTxsgAHIRbJ
[A]: XkTIPacgqsstxVJ, LycIoacgqsstxgAHIRbJ


[Q]: aagVBWgGZqxfSUAoPzDjp, BKWSVBWgGZqxfSUAoxUqBW
[A]:
aagabfggoqsuvwxzPzDjp, BKWSabfggoqsuvwxzxUqBW