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: YeTkSnIGRInbwblXSaS, fCIGRInbwblXqald

A: YeTkSnbbgiilnrwxSaS, fCbbgiilnrwxqald
****
Q: vyveqvYTLphxDzYDbpcbLRVwltsvUtyhsCM, iHlzfpYnCldkmPmhCfYTLphxDzYDbpcbLRVwbeNIBzpufRwpoZzv

A: vyveqvbbcddhllpprtvwxyyzltsvUtyhsCM, iHlzfpYnCldkmPmhCfbbcddhllpprtvwxyyzbeNIBzpufRwpoZzv
****
Q: veQXhLQQTUcoOJgbelhebdtnecxuzPEcYMbl, HxacExUaQQTUcoOJgbelhebdtHUnICHIaNB

A:
veQXhLbbcdeeghjlooqqttunecxuzPEcYMbl, HxacExUabbcdeeghjlooqqttuHUnICHIaNB
****