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]: dDtIwjZqijwEqNnLrHCwHWzSJSRcbzIyKs, xioXovZqijwEqNnLrHCwHWdpdeuZhcdxVyA
[A]: dDtIwjcehhijlnnqqrwwwzzSJSRcbzIyKs, xioXovcehhijlnnqqrwwwzdpdeuZhcdxVyA


[Q]: jzYMdBxaWdfbMYXDZurjw, oPelxFpzMdBxaWdfboUBmgZ
[A]: jzYabbddfmwxMYXDZurjw, oPelxFpzabbddfmwxoUBmgZ


[Q]: tbyGqMDoqclybOnIvKSZtAGdqKtJKsOfdsDqtpVKpIWGEifURj, nmMmhUvKSZtAGdqKtJKsOfdsXpyHUQzJgiT
[A]:
tbyGqMDoqclybOnIaddfgjkkkoqsssttvzDqtpVKpIWGEifURj, nmMmhUaddfgjkkkoqsssttvzXpyHUQzJgiT