[Event "It"] [Site "masterchessopen.com Groningen (Netherlands)"] [Round "3"] [White "Denker Arnold S (USA)"] [Black "Lundin Erik (SWE)"] [Result "1-0"] [WhiteElo "2293"] [BlackElo "2375"] [ECO "D22"] [Opening "QGA: Alekhine, 4.e3"] 1.d4 d5 2.c4 dxc4 3.Nf3 a6 4.e3 Bg4 5.Bxc4 e6 6.Qb3 Bxf3 7.gxf3 b5 ( 7...Ra7 8.Bd2 Nf6 9.Nc3 Nbd7 10.Be2 c5 11.d5 e5 ( 11...exd5 12.Nxd5 Nxd5 13.Qxd5 { ? } ) 12.a4 Bd6 13.O-O Qe7 14.Kh1 e4 15.Rg1 exf3 16.Bxf3 h5 { ! } ) 8.Be2 c5 ( 8...Nd7 { !? } 9.a4 b4 10.Nd2 Ngf6 11.Ne4 c5 12.Nxc5 Nxc5 13.dxc5 Bxc5 14.Bd2 { ? } ) 9.a4 ( 9.dxc5 ) 9...b4 10.dxc5 Bxc5 11.O-O ( 11.Nd2 { ! } 11...Nf6 12.Qc4 Nbd7 13.b3 O-O 14.Bb2 { ± } ) 11...Nd7 12.Nd2 Ngf6 13.Nc4 O-O 14.Qc2 ( 14.a5 Nd5 15.e4 Qe7 { ? } ) 14...Rc8 15.b3 Nd5 16.Bb2 Be7 { ! } 17.Kh1 Bf6 { = } 18.Rad1 Bxb2 19.Qxb2 Nc3 { ? } ( 19...Qe7 ) 20.Rd6 { ! } 20...Qc7 21.Rxa6 Nf6 ( 21...Nxe2 22.Qxe2 Nc5 23.Rb6 Nxb3 24.Rxb4 { ± } ) 22.Nd6 Rcd8 23.Nb5 Qc8 24.Nd4 ( 24.Ra7 { ? } 24...Qb8 25.Ra6 Ng4 { !! } 26.fxg4 Qb7+ 27.Kg1 Qxa6 28.Nxc3 bxc3 { ??+ } ) 24...Nfd5 25.Rc6 Qd7 26.Rc4 Rc8 27.Rc1 e5 { ? } ( 27...f5 28.Nb5 Qe7 { ! } 29.Rxc8 Rxc8 30.Qd2 Rf8 { ? } ) 28.Nb5 { ! ? e4 } 28...Rxc4 { ? } 29.bxc4 { ! } 29...Nxe2 30.Qxe2 Nc3 31.Nxc3 bxc3 32.Rxc3 Qxa4 33.Qc2 ( 33.Qb2 { ? } 33...Qd1+ { ! } 34.Kg2 e4 { ! } 35.fxe4 Qg4+ { = } ) 33...Qa6 34.Kg2 f5 35.c5 Rf6 { } 36.Qb3+ Kf8 37.Rd3 e4 ( 37...Rg6+ { !? } 38.Kh1 { +?? } ) 38.Qb8+ Kf7 39.Rd7+ Kg6 ( 39...Ke6 40.Qe8# ) 40.Qg3+ Kh5 41.Rxg7 Rg6 42.Rxh7+ 1-0