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]: OeCrGCjxZsIlaLpNqdVVtPuFDKSoovjV, aceTvbxZsIlaLpNqdVVtPuFRuBYQBah
[A]: OeCrGCjadfillnppqstuvvxzDKSoovjV, aceTvbadfillnppqstuvvxzRuBYQBah


[Q]: wfdNysNmBArPumAtRfRyNpeY, ydXXVArPumAtRfRyNGtC
[A]: wfdNysNmBaafmnprrrtuypeY, ydXXVaafmnprrrtuyGtC


[Q]: XAPXKxPfemnrsZYjIVbsqwNdMmYqtltJbhw, hfSdPTxnamrsZYjIVbsqwNYKAdng
[A]:
XAPXKxPfemnbijnqrssvwyzdMmYqtltJbhw, hfSdPTxnambijnqrssvwyzYKAdng