The simplest method for this is using EXISTS.
Here is one method. First you have to identify the values that appear in more than one group and then use that information to find the right rows in the original table.
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.