There is an explanation under the function in genealogy.py that explains how to calculate it. If you draw a diagram of the test sample genealogy, you can see who is related to who and find their closest shared ancestor. Then, from this shared ancesto...

I was having a similar issue, with errors from test submit run() when either RUNS 83, because then size 1. It was an AttributeError 'NoneType'. I had to correct the sorting algorithm to make sure that if len(runs) 1, it would return runs (as...