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]: ysEUFPQpeaSMNjpfvLYAYUVbQawNqn, RGYcRtxMrvdsHqRIQpeaSMNjpfvLYAYUVbahmjaDCAd
[A]: ysEUFPaabefjlmnppqsuvvyyQawNqn, RGYcRtxMrvdsHqRIaabefjlmnppqsuvvyyahmjaDCAd


[Q]: KkCpsNInmX, sIsNInMN
[A]: KkCpinnsmX, sIinnsMN


[Q]: xlHYrjpgtYFpouMhFz, dOejpgtYFpoUyGUjMmI
[A]:
xlHYrfgjopptyuMhFz, dOefgjopptyUyGUjMmI