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:
UKPKFHsKSptxKftiXhOozpJcUsiunKUZolgp, OUQtjFIGsmbBZlKFHsKSptxKftiXhOozpEvx
answer:
UKPffhhikkkooppssttxxzJcUsiunKUZolgp, OUQtjFIGsmbBZlffhhikkkooppssttxxzEvx


question:
pqflhapMQsoYxfYRsIQY, XBWexXwlhapMQsoYxfiOHnzuAKg
answer:
pqfafhlmopqsxyYRsIQY, XBWexXwafhlmopqsxyiOHnzuAKg


question:
vkHalaHjDC, ZnMSHalaxRP
answer:

vkaahlHjDC, ZnMSaahlxRP