I will play at least one game of chess with R.B.S. before we leave for New Haven.

Created by JoshuaZ on 2015-05-22; known on 2015-06-01; judged right by JoshuaZ on 2015-05-23.

• JoshuaZ estimated 55% on 2015-05-22
• JoshuaZ   judged this prediction right on 2015-05-23.