instruction:
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.
question:
DwBBcDUzIfvQKEpyXejCnDzElh, pxNnVevjgBBcDUzIfvQKEpyXXauw
answer:
DwbbcdefikpquvxyzejCnDzElh, pxNnVevjgbbcdefikpquvxyzXauw


question:
sdoQiobbwtSULqOzkVvziMHcEQcKYM, DgBpwyjGYobbwtSULqOzkVvzQunuGfTlhAsFWs
answer:
sdoQibbklooqstuvvwzziMHcEQcKYM, DgBpwyjGYbbklooqstuvvwzzQunuGfTlhAsFWs


question:
GQPYIbLDmeFX, mzulIbLDOib
answer:

GQPYbdilmeFX, mzulbdilOib