vs.      
Paul Rietzl leads the series against Matthew Sperling, 1-0-1.

event round table player one result player two
Grand Prix Seattle-Tacoma 20121133Rietzl, Paul (1900)Won 2-1Sperling, Matthew (1893)
Grand Prix Albuquerque 2013154Rietzl, Paul (2035)IDSperling, Matthew (2089)