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: sfEKDNerOUbZBtcLdIswp, HYbqjKDNerOUbZBtcGWNNuLR

A: sfEbbcdeknortuzLdIswp, HYbqjbbcdeknortuzGWNNuLR
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Q: GhxzuTSqgIcszadUvkAXuNXjNvxfTKIyNM, fPQqgIcszadUvkAXuNXjNWkmGSHORbatC

A: GhxzuTSaacdgijknnqsuuvxxzvxfTKIyNM, fPQaacdgijknnqsuuvxxzWkmGSHORbatC
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Q: VxOapdWfgftLQCww, aXykQBKEUdWfgftLQCpCUV

A:
VxOapcdffglqtwww, aXykQBKEUcdffglqtwpCUV
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