Claim: Baseball is the sport played by Alex Rodriguez.
Evidence: Alexander Emmanuel Rodriguez -LRB- born July 27 , 1975 -RRB- , nicknamed `` A-Rod '' , is a Dominican-American former professional baseball shortstop and third baseman.
A third baseman , abbreviated 3B , is the player in baseball whose responsibility is to defend the area nearest to third base -- the third of four bases a baserunner must touch in succession to score a run.