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: lMkQvHgQZPcLiqDgKOUAuuzQqGYR, McjlXOLwyscLiqDgKOUAuuzWW

A: lMkQvHgQZPacdgikloquuuzQqGYR, McjlXOLwysacdgikloquuuzWW
****
Q: qjzQngyENmKkpwCeQxyRsoxpOyURooZcCOX, XHzJXSEHlBqKkpwCeQxyRsoxzsdCAidwr

A: qjzQngyENmcekkopqrswxxypOyURooZcCOX, XHzJXSEHlBqcekkopqrswxxyzsdCAidwr
****
Q: yGYnCzaLuYBRmVTcU, eZHEqaLuYBRfc

A:
yGYnCzablruymVTcU, eZHEqablruyfc
****