You can't. You must add manually a new class diagram and put all entity classes generated by EF to that new diagram. Alternatively if you understand content of EDMX you can write custom T4 or XSLT template to convert it to other format representing for example UML class diagram.
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.