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: TpQeAYHJFpWzCFxjoBPRtIgBXWQ, gAIqUrurkeHJFpWzCFxjoBPRtIeeSUhfifrNOVZW

A: TpQeAYbcffhijjopprtwxzgBXWQ, gAIqUrurkebcffhijjopprtwxzeeSUhfifrNOVZW
****
Q: OYCqICgWT, qEqICswY

A: OYCciqgWT, qEciqswY
****
Q: OvPcIfMgqw, rFDPcIfMgSGw

A:
Ovcfgimpqw, rFDcfgimpSGw
****