 as a what they call a calibration target just to check on the verifiable target just to check on your use of the procedures I was given the target under totally blind conditions again the Battle of Gettysburg and you know after doing the procedures I did end up at the Battle of Gettysburg and describing it and even identifying it at the end of the session this is the Battle of Gettysburg it was a horrendous scene it was very emotional because I just I never saw so much