EF is not able to determine by convention which navigation properties on your 2 classes belong together and creates 4 relationships (without an end on the other side) instead of 2 (with ends on both sides). This problem occurs always when you have more than one navigation property of the same type ( Company in your case) in the same class. You could try to fix this the following way.
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.