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    vs.      
Alexander Hayne leads the series against Matthew Costa, 4-0.

event round table player one result player two
Grand Prix Montreal 20111333Hayne, Alexander (1693)Won 2-1Costa, Matthew (1892)
Grand Prix Atlanta 2012722Hayne, Alexander (1955)Won 2-1Costa, Matthew (1989)
Grand Prix Denver 20131054Hayne, Alexander (1917)Won 2-1Costa, Matthew (1748)
Grand Prix Pittsburgh 2015710Hayne, Alexander (2226)Won 2-0Costa, Matthew (1922)