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: HppGPOPPMFSMx, HwYYPOPPMFDajE

A: HppGfmopppSMx, HwYYfmopppDajE
****
Q: sedlJonhOlDUpddUtmZedaMEVaiY, iiXCQwlUqXUDUpddUtmZedaDWQmiAHDdgz

A: sedlJonhOladdddemptuuzMEVaiY, iiXCQwlUqXUaddddemptuuzDWQmiAHDdgz
****
Q: tzVjdoapdGngEHjZmRt, xyvWpIIedGngEHjZIySKm

A:
tzVjdoapdegghjnzmRt, xyvWpIIedegghjnzIySKm
****