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.

[EX Q]: bsRFhILKwCPuTslBvhuXZUHtxr, NyvWfvaMrWqQTFhILKwCPuTslBvhuXZUHqAWLPCiHxcbGf
[EX A]: bsRbcfhhhikllpstuuuvwxztxr, NyvWfvaMrWqQTbcfhhhikllpstuuuvwxzqAWLPCiHxcbGf

[EX Q]: PrNTRBSTeKxgupaDxDybHClTsPgoLXCaYLamEnnNh, LnStOteSupaDxDybHClTsPgoLXChFAygPjswkCZDiAhicq
[EX A]: PrNTRBSTeKxgabccddghlloppstuxxyaYLamEnnNh, LnStOteSabccddghlloppstuxxyhFAygPjswkCZDiAhicq

[EX Q]: TsmKtHENbKGAKHtKezUIT, NsLjtHENbKGAKHDmRlukpm
[EX A]:
TsmKabeghhkknttKezUIT, NsLjabeghhkkntDmRlukpm