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]: JKLTfttIDcrqHyWKTpdhXqqpgMIMrSUk, hSjIHjWyVrqHyWKTpdhXqVoEr
[A]: JKLTfttIDcdhhkpqqrtwxyqpgMIMrSUk, hSjIHjWyVdhhkpqqrtwxyVoEr


[Q]: xInpNsGsbilLhnExUieDWeAOIkWRsAggkGWIWBz, rZDlzmOieDWeAOIkWRsAggkGYWZLmAJspbYxixL
[A]: xInpNsGsbilLhnExUaadeegggiikkorswwWIWBz, rZDlzmOaadeegggiikkorswwYWZLmAJspbYxixL


[Q]: MiEVIFdkUcRTjYAlQBpXX, SHxiRrUcRTjYAloj
[A]:
MiEVIFdkacjlrtuyQBpXX, SHxiRracjlrtuyoj