Try to use XSLT transform on your input one-element XML file to translate it into the three-elements XML file used in your MSBuild scripts. Here is some nice article how to use XSLT transformations in MSBuild.
This is not the correct way to solve the problem that you are having (unless I don't understand the issue). Forget trying to generate MSBuild XML elements on the fly. Instead what you should do is the following.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.