This sample is compliant with ws-BPEL 2.0 standard, we have tested only on wso2 bps, you'll be able to run it on ODE with minimal changes to the process. Https://svn.wso2.org/repos/wso2/carbon/platform/branches/4.0.0/products/bps/3.0.0/modules/samples/product/src/main/resources/bpel/2.0/TestRESTProcess.
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.