The Pittsburgh Pirates will enter the 2015 season with Pedro Alvarez as their starting first baseman. Corey Hart will get some time as a platoon partner, and Andrew Lambo will be a depth option, likely making the Opening Day roster as a bench outfielder. There are question marks with all three first basemen. Can Alvarez make the transition to the new position, and can he return to hitting like he did in 2012-2013? Will Hart's knees hold up, and will his bat bounce back? Can Lambo carry his offense from Triple-A over to the majors?

While the Pirates have question marks in the short-term at first base, there is no question who their long-term first baseman projects to be. With Andrew McCutchen, Starling Marte, and Gregory Polanco holding down the outfield in Pittsburgh for the next severa...

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