However, studies have not yet been done to definitively answer the question.
"It appears to me there are questions we still have that he would be best able to answer definitively."
These two key questions are not answered definitively first time round.
Those questions were not answered definitively by the documents, either.
His actual gender is brought into question throughout the series and never definitively answered.
Legal scholars on both sides of the issue agree that the 2003 ruling does not definitively answer the question.
Perhaps the riddle of identity is not one that we are ever meant to answer definitively.
His questions, for the most part, have not been answered definitively with the indictment of the suspects.
It is a question that unfortunately cannot be answered definitively.
The question of exactly why the Prussians withdrew has never been definitively answered.