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: RlBrLZKGKqFdCyoYRqJXKHiepiLsPDzZYwwXPDJXh, bQrcukOAYyoYRqJXKHiepiLsPDzZYVNwGzd

A: RlBrLZKGKqFdCdehiijkloppqrsxyyyzzwwXPDJXh, bQrcukOAYdehiijkloppqrsxyyyzzVNwGzd
****
Q: gTVFxrlbKgnwIzmGTwFxWvWejeIbG, SqNwrlbKgnwIzmGTlrlZxRT

A: gTVFxbggiklmnrtwzwFxWvWejeIbG, SqNwbggiklmnrtwzlrlZxRT
****
Q: WxmgcHEFZWtfuQaB, UgHEFZWtflVxzanc

A:
WxmgceffhtwzuQaB, UgeffhtwzlVxzanc
****