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: jUJFxLyknOFEgvhPxZWK, UJsusAapLMMAxLyknOFEgvhPQlvEWTN

A: jUJFefghklnopvxyxZWK, UJsusAapLMMAefghklnopvxyQlvEWTN
****
Q: XEQkWoPSxh, lbBMkWoPbRL

A: XEQkopwSxh, lbBMkopwbRL
****
Q: kufeGkQEoWvj, WtLrUeGkQEUDOu

A:
kufeegkqoWvj, WtLrUeegkqUDOu
****