Maria Sharapova will play for Russia in the Fed Cup semi-finals . The Russian has won all four of her matches against Australia this year and is unbeaten on clay at Roland Garros since winning there last year.
Maria Sharapova will play for Russia in the Fed Cup semi-finals . Russia host Germany in the 2014 Winter Olympics host city of Sochi . Playing helps Sharapova become eligible for next year 's summer Olympics .