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.

Input: Consider Input: rgszEhiguElUHlDuOjGGixp, DteiguElUHlDuNWTi

Output: rgszEhdeghilluuuOjGGixp, DtedeghilluuuNWTi


Input: Consider Input: dgBADUHISXjkEpzSVv, NFvETjtSXjkEpzSufHtr

Output: dgBADUHIejkpssxzVv, NFvETjtejkpssxzufHtr


Input: Consider Input: QKzXoIPbMMap, YYVoIPbQQr


Output: QKzXbiopMMap, YYVbiopQQr