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    vs.      
Marcello Calvetto is tied in the series against Allan Christensen, 1-1.

event round table player one result player two
Grand Prix Milan 20111141Calvetto, Marcello (1884)Won 0-0Christensen, Allan (1873)
2011 World Championship1820Calvetto, Marcello (1970)Lost 1-2Christensen, Allan (1901)