+_Define WGS_
+
+_Explain the motivation in this example a little better. If I'm
+reading this right, the workflow is
+traits -> people with those traits -> presense of a specific genetic
+variant in the people with the reported traits_
+
+_Rather than having the user do this through the Python command line,
+it might be easier to write a file that is going to do each step_
+