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]: gjpQAfZCELgkHmZxdqtswQfXEPCgxUWExk, URswLZoqjKhamZxdqtswQfXEPCgFCFSjM
[A]: gjpQAfZCELgkHcdefgmpqqstwxxzxUWExk, URswLZoqjKhacdefgmpqqstwxxzFCFSjM


[Q]: gkdpIpOnfWFFbcnFjmkhYxmTmAnkYDggsDbYWaqe, utieJZlhOroWfFbcnFjmkhYxmTmAhxSXHmxATll
[A]: gkdpIpOnfWFabcffhjkmmmntxynkYDggsDbYWaqe, utieJZlhOroWfabcffhjkmmmntxyhxSXHmxATll


[Q]: lFCmFGHgWiPJEb, PHIoCmFGHgUa
[A]:
lFcfgghmWiPJEb, PHIocfgghmUa


