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]: skqfIWvbmIdtqYMjHMOhcBT, bmenSAXYIQqfIWvbmIdtqYMEy
[A]: skbdfiimmqqtvwyjHMOhcBT, bmenSAXYIQbdfiimmqqtvwyEy


[Q]: JbCwLU, YMCwhH
[A]: JbcwLU, YMcwhH


[Q]: OLGnnJdcmXuO, RdWsGnnJdZL
[A]:
OLdgjnncmXuO, RdWsdgjnnZL