[Site "masterchessopen.com Hamburg (Germany)"] [Round "0"] [White "Rubinstein Akiba K (POL)"] [Black "Maroczy Geza (HUN)"] [Result "1-0"] [ECO "E41"] [Opening "Nimzo-Indian: 4.e3 c5"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Ne2 cxd4 6.exd4 d5 7.a3 Be7 8.c5 b6 { ? } 9.b4 bxc5 10.dxc5 e5 11.f4 d4 12.fxe5 dxc3 13.Qxd8+ Kxd8 14.exf6 Bxf6 15.Be3 Nc6 16.O-O-O+ Kc7 17.Bf4+ Kb7 18.g3 Bf5 19.Bg2 Rae8 { ? } ( 19...a6 { ? ? } ) 20.b5 { ! } 20...Rxe2 21.Bxc6+ Kc8 22.Rd5 Be6 ( 22...Bg6 23.b6 { +?? } ) 23.b6 axb6 24.cxb6 Rb2 25.Ra5 { ! } {#r} 1-0