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: JQKgANbbpjzhq, FrdxsBpKgANbbpjjBRLS

A: JQabbgjknpzhq, FrdxsBpabbgjknpjBRLS
****
Q: zWpTHOcrlBIQuHTSuocf, yrFKFsqcrlBIQuHTSBPPVrCUjwK

A: zWpTHObchilqrstuuocf, yrFKFsqbchilqrstuBPPVrCUjwK
****
Q: zOBXsmLYDcDswZTNhbDH, TgeDNfBXsmLYDcDKYsxlu

A:
zObcddlmsxyswZTNhbDH, TgeDNfbcddlmsxyKYsxlu
****