[Event " Polish Opening: Rooks Swap Line "] [Site "www.cleanchess.com"] [Date "2014.10.10"] [Round "1"] [White "White"] [Black "A00"] [ECO "A00"] [Opening "Polish: 1...Nf6 2.Bb2 e6"] 1.b4 Nf6 2.Bb2 e6 3.b5 a6 4.a4 axb5 5.axb5 Rxa1 6.Bxa1 *