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: ZCVwCLhPCRLgJlpVuonOXVHLePfwi, gNkvzHNBsxoHeRCRLgJlpVuonOXVHzOithWuqCYDNB

A: ZCVwCLhPcghjllnoopruvvxLePfwi, gNkvzHNBsxoHeRcghjllnoopruvvxzOithWuqCYDNB
****
Q: nalNDEgOyxqkthaQZBAwiR, sWiuVoFxASyHHNDEgOyxqkthaQZBJBFnJaeQhQsHFZ

A: nalabdeghknoqqtxyzAwiR, sWiuVoFxASyHHabdeghknoqqtxyzJBFnJaeQhQsHFZ
****
Q: EfyMNioPB, nLvMNiopNS

A:
EfyimnoPB, nLvimnopNS
****