This seems a difficult requirement to solve using any particular ORM framework, at least not in one easy step. A multi-step process is likely to be necessary.
I don't know much of LINQ. But, why can't this be done using a stored procedure, which can be referred by your EF Model?
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.