2011 Sioux Falls Open

(1) Brandt,B (1700) - Vogt,K (1293) [C30] Sioux Falls Open Sioux Falls, SD (1), 12.03.2011 1.e4 e5 2.f4 Nc6 3.Nf3 d6 4.Bc4 Bg4 5.c3 Nf6 6.d3 Be7 7.f5 0-0 8.Be3 Na5 9.Bb5 c6 10.Ba4 b5 11.Bc2 d5 12.h3 Bxf3 13.Qxf3 dxe4 14.dxe4 Nc4 15.b3 Nxe3 16.Qxe3 Nd7 17.Nd2 Bc5 18.Qf3 g6 19.g4 Qg5 20.h4 Qe3+ 21.Qxe3 Bxe3 22.Rh3 Bf4 23.0-0-0 Rad8 24.b4 Nf6 25.g5 Nxe4 26.Bxe4 Rd6 27.Rd3 Rfd8 28.Rxd6 Rxd6 29.Kc2 gxf5 30.Bxf5 Bxd2 31.Rxd2 Rxd2+ 32.Kxd2 Kg7 33.Ke3 h6 34.Ke4 hxg5 35.hxg5 f6 36.gxf6+ Kxf6 37.Bd7 1-0

(2) Jorenby,J (1545) - Baginskaite,C (2383) [B23] Sioux Falls Open Sioux Falls, SD (1), 12.03.2011 1.e4 c5 2.Nc3 Nc6 3.f4 e6 4.Nf3 Nge7 5.d4 cxd4 6.Nxd4 Nxd4 7.Qxd4 Nc6 8.Qf2 d5 9.e5 Bb4 10.Bd2 0-0 11.a3 Ba5 12.0-0-0 f6 13.Qg3 Bc7 14.Bd3 fxe5 15.Qh3 e4 16.Nxe4 dxe4 17.Bxe4 h6 18.Bc3 Bxf4+ 19.Kb1 Qg5 20.g3 Be3 21.Bxc6 bxc6 22.Qg2 e5 23.Qxc6 Bg4 24.Rd6 Bf3 0-1

(3) Kingsley,A (1328) - Barth,J (1869) [B00] Sioux Falls Open Sioux Falls, SD (1), 12.03.2011 1.e4 Nc6 2.d4 e5 3.d5 Nb8 4.Nf3 d6 5.Be2 Nf6 6.c3 Nxe4 7.Qa4+ Nd7 8.Qxe4 Be7 9.0-0 0-0 10.c4 f5 11.Qc2 b6 12.Nbd2 g5 13.h3 Rf7 14.b3 Nf8 15.Bb2 Ng6 16.Ne1 Nf4 17.Ndf3 Qf8 18.Qd2 Nxe2+ 19.Qxe2 Bf6 20.Nc2 Qg7 21.Nh2 g4 22.hxg4 fxg4 23.Ne3 h5 24.Qd3 Bd7 25.Rad1 Raf8 26.Rd2 Qh6 27.Qe4 Bg5 28.Re2 Rf4 29.Qd3 h4 30.g3 hxg3 31.fxg3 Rxf1+ 32.Nhxf1 Rf3 33.Rh2 Bxe3+ 34.Nxe3 Qxe3+ 35.Qxe3 Rxe3 36.Rf2 Rxg3+ 37.Kh2 Rh3+ 38.Kg2 g3 39.Rf3 Rh2+ 40.Kxg3 Rxb2 41.Kh4 Rg2 42.Kh5 Kg7 43.Re3 Bf5 44.Kh4 Kf6 45.a3 Rh2+ 46.Kg3 Rh3+ 47.Kf2 Rxe3 48.Kxe3 Bc2 49.b4 Kf5 50.Kd2 Bb3 51.Kc3 Ba2 52.a4 Ke4 0-1

(4) Suljic,S (1810) - Rysavy,L (1301) [D10] Sioux Falls Open Sioux Falls, SD (1), 12.03.2011 1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.e3 a6 5.f4 Bf5 6.Nf3 Ne4 7.Be2 e6 8.c5 b6 9.cxb6 Qxb6 10.0-0 c5 11.Ne5 Nxc3 12.bxc3 Nc6 13.Qa4 c4 14.Nxc6 Qb5 15.Qxb5 axb5 16.a3 Ra6 17.Nb4 Bxb4 18.cxb4 0-0 19.Bb2 Rc8 20.Rac1 Rac6 21.Rc3 Bd3 22.Bxd3 cxd3 23.Rc5 Rxc5 24.dxc5 f6 25.Rd1 1-0

(5) Baginskaite,C (2386) - Brandt,B (1700) [D36] Sioux Falls Open Sioux Falls, SD (2), 12.03.2011 1.d4 d5 2.c4 e6 3.Nc3 Be7 4.Nf3 Nf6 5.Bg5 0-0 6.e3 Nbd7 7.cxd5 exd5 8.Qc2 c6 9.Bd3 Re8 10.0-0 Nf8 11.Rab1 Nh5 12.Bxe7 Qxe7 13.b4 a6 14.a4 b5 15.Nd2 Qg5 16.Ne2 Re6 17.Nf3 Qh6 18.axb5 axb5 19.Ra1 Rb8 20.Ne5 Rf6 21.Rfc1 Bd7 22.Ra7 Be8 23.f4 1-0

(6) Lenz,J (1651) - Suljic,S (1810) [B24] Sioux Falls Open Sioux Falls, SD (2), 12.03.2011 1.e4 c5 2.Nc3 e6 3.g3 d5 4.exd5 exd5 5.d3 Nf6 6.Bg2 Be7 7.Nge2 Nc6 8.0-0 0-0 9.Nf4 d4 10.Ncd5 Be6 11.Nxe6 fxe6 12.Nxe7+ Qxe7 13.Re1 Qd6 14.Bxc6 Qxc6 15.Bd2 Rae8 16.a3 e5 17.f3 Nd7 18.Rf1 Qg6 19.Qe2 Nf6 20.Qg2 Rf7 21.Rf2 h6 22.Rd1 Ref8 23.Rdf1 c4 24.Bb4 Rc8 25.dxc4 Rxc4 26.c3 Nd5 27.Re1 Ne3 28.Qh3 Qb6 29.cxd4 exd4 30.Rxe3 dxe3 31.Re2 Rxf3 32.Be1 0-1

(7) Likens,T (1800) - Truelson,N (2200) [D00] Sioux Falls Open Sioux Falls, SD (2), 12.03.2011 1.d4 Nf6 2.Nc3 d5 3.e4 dxe4 4.f3 exf3 5.Nxf3 g6 6.Bc4 Bg7 7.0-0 0-0 8.Bf4 Bg4 9.Qd2 Nbd7 10.Bh6 Bxh6 11.Qxh6 Bxf3 12.Rxf3 Nb6 13.Bb3 Qxd4+ 14.Kh1 Rad8 15.Raf1 Qd2 16.Qh4 Rd4 17.Qg3 c5 18.Nb1 Qh6 19.c3 Rg4 20.Qe1 Re4 21.Qg3 c4 22.Bc2 Re2 23.R3f2 Rxf2 24.Qxf2 Rd8 25.h3 Qh5 26.Nd2 Qd5 27.Nf3 Rd6 28.Bd1 Qc6 29.Nd4 Qd7 0-1

(8) Rysavy,L (1301) - Kruse,J (1126) [C48] Sioux Falls Open Sioux Falls, SD (2), 12.03.2011 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bd6 5.0-0 a6 6.Bxc6 bxc6 7.d4 exd4 8.Nxd4 0-0 9.f4 c5 10.Nf5 Bb7 11.e5 Ne4 12.exd6 cxd6 13.Nxe4 Bxe4 14.Nxd6 Bc6 15.Be3 Qb6 16.b3 a5 17.Nc4 Qa7 18.f5 d5 19.Ne5 Qc7 20.Nxc6 Qxc6 21.Qg4 d4 22.Bh6 Qxh6 23.Rae1 Ra6 24.Qf4 Qf6 25.Qe5 Qc6 26.h4 a4 27.h5 h6 28.f6 Raa8 29.Qg3 g6 30.hxg6 Qd7 31.gxf7+ Kxf7 32.Qg7# 1-0

(9) Vogt,K (1293) - Jorenby,J (1545) [A23] Sioux Falls Open Sioux Falls, SD (2), 12.03.2011 1.c4 e5 2.Nc3 Nf6 3.g3 c6 4.Bg2 d5 5.d3 Bb4 6.Bd2 Be6 7.cxd5 cxd5 8.Qa4+ Nc6 9.e3 0-0 10.Nge2 Be7 11.0-0 Qd7 12.f3 Bh3 13.Qh4 Bxg2 14.Kxg2 Ne4 15.Qg4 f5 16.Qh3 Nxd2 17.Rfd1 Rf6 18.Kf2 Nxf3 19.Kxf3 e4+ 20.dxe4 fxe4+ 21.Kg2 Rf2+ 22.Kxf2 Qxh3 23.Rh1 Qf5+ 24.Kg2 Qf3+ 25.Kh3 Qxe3 26.Nf4 d4 27.Rae1 Qd2 28.Re2 dxc3 29.Rxd2 cxd2 30.Rd1 e3 31.Kg2 g5 32.Ne2 Rf8 0-1

(10) Jorenby,J (1545) - Lenz,J (1651) [B13] Sioux Falls Open Sioux Falls, SD (3), 12.03.2011 1.e4 c6 2.d4 d5 3.exd5 cxd5 4.Bd3 g6 5.c3 Bg7 6.Bf4 Nc6 7.Nf3 e6 8.0-0 f5 9.Re1 Nf6 10.h3 0-0 11.Nbd2 a6 12.a4 Re8 13.Nb3 Nd7 14.Re3 e5 15.dxe5 Ndxe5 16.Bf1 Nxf3+ 17.Qxf3 Re4 18.Rd1 Qb6 19.Nd2 d4 20.Rxe4 fxe4 21.Qxe4 Bf5 22.Qd5+ Kh8 23.Nc4 Qb3 24.cxd4 Qxd1 25.Nd6 h6 26.Nf7+ Kh7 27.Qc4 Bd3 28.Qxd3 Qxd3 29.Bxd3 Bxd4 30.Nxh6 Bxb2 31.Nf7 0-1

(11) Kruse,J (1126) - Vogt,K (1293) [C50] Sioux Falls Open Sioux Falls, SD (3), 12.03.2011 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Nc3 Bc5 5.0-0 0-0 6.d3 Ng4 7.Nd5 Bxf2+ 8.Rxf2 Nxf2 9.Kxf2 Ne7 10.Bg5 f6 11.Nxe7+ Kh8 12.Nf5 fxg5 13.Nxe5 d5 14.Bxd5 Rxf5+ 15.exf5 Qxd5 16.d4 Bxf5 17.c4 Qe4 18.Rc1 Rf8 19.Kg1 Qe3+ 20.Kh1 Be4 21.Ng4 Qh3 22.Qe2 Qd3 23.Qe1 Qxd4 24.c5 Bxg2+ 25.Kxg2 Qxg4+ 26.Qg3 Qe2+ 27.Kh3 Rf3 28.Kg4 Rxg3+ 29.Kxg3 Qe3+ 30.Kg4 Qxc1 31.b4 Qf4+ 32.Kh5 g6+ 33.Kh6 Qg4 0-1

(12) Likens,T (1800) - Diaz,R (1692) [B00] Sioux Falls Open Sioux Falls, SD (3), 12.03.2011 1.d4 e6 2.e4 b6 3.Nc3 Bb4 4.Nf3 Bb7 5.Bd3 Nf6 6.Bg5 h6 7.Bxf6 Qxf6 8.0-0 Bxc3 9.bxc3 0-0 10.c4 d6 11.c3 c5 12.Bc2 e5 13.d5 Bc8 14.h3 Qg6 15.Nh4 Qg5 16.Nf3 Qg6 17.Nh4 Qg5 18.Nf5 g6 19.Ng3 f5 20.exf5 gxf5 21.Qh5 Qxh5 22.Nxh5 f4 23.Kh2 Bf5 24.Bxf5 Rxf5 25.g4 Rf7 26.Rg1 Kh7 27.g5 Kg6 28.Nf6 hxg5 29.Ne4 Rd7 30.Rxg5+ Kh6 31.Rag1 Rf7 32.R1g4 1-0

(13) Rostrom,D (1500) - Kingsley,A (1328) [A36] Sioux Falls Open Sioux Falls, SD (3), 12.03.2011 1.c4 c5 2.Nc3 Nc6 3.g3 e6 4.Bg2 Nf6 5.e3 d5 6.cxd5 Nxd5 7.Nge2 Be7 8.0-0 b6 9.a3 Bb7 10.d4 Qd7 11.dxc5 Bxc5 12.b4 Be7 13.Bb2 Bf6 14.Rb1 Rd8 15.Qc2 0-0 16.Rfd1 Qc7 17.Nxd5 exd5 18.Bxf6 gxf6 19.b5 Rd6 20.bxc6 Rxc6 21.Qb2 Ba6 22.Nd4 Rc5 23.Nb3 Rc2 24.Qxf6 Qc4 25.Qg5+ Kh8 26.Bf1 Qa4 27.Bxa6 Qxa6 28.Nd4 Ra2 29.Nf5 Rg8 30.Qf6+ 1-0

(14) Suljic,S (1810) - Baginskaite,C (2386) [A45] Sioux Falls Open Sioux Falls, SD (3), 12.03.2011 1.d4 Nf6 2.c4 e6 3.e3 Bb4+ 4.Bd2 a5 5.a3 Bxd2+ 6.Nxd2 a4 7.Bd3 d6 8.f4 e5 9.Ngf3 Bg4 10.0-0 0-0 11.Qc2 exf4 12.exf4 Nbd7 13.h3 Bxf3 14.Rxf3 Re8 15.g4 Nf8 16.g5 Nh5 17.d5 Ng6 18.Bxg6 fxg6 19.h4 Re2 20.Qd3 Qe7 21.Raf1 Rf8 22.Qd4 Re1 23.Kg2 Re2+ 24.R1f2 Rxf2+ 25.Qxf2 Qd7 26.f5 gxf5 27.Ne4 f4 0-1

(15) Truelson,N (2200) - Barth,J (1869) [C64] Sioux Falls Open Sioux Falls, SD (3), 12.03.2011 1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.0-0 Nge7 5.Nxe5 0-0 6.Nxc6 bxc6 7.Ba4 d5 8.d4 Bb6 9.e5 h6 10.Be3 f5 11.Qd2 g5 12.f4 g4 13.Na3 Be6 14.Bf2 Qe8 15.Rfc1 Qf7 16.c3 Kg7 17.Nc2 a5 18.Ne1 Bd7 19.Bh4 Qe6 20.Nd3 Ng6 21.Bf6+ Kh7 22.a3 Rf7 23.Bc2 Qe8 24.b4 Nf8 25.Nf2 h5 26.Nd1 Ng6 27.Ne3 Ne7 28.Qf2 Kg6 29.Qh4 Rh7 30.Qg5+ Kf7 31.Nxf5 Nxf5 32.Bxf5 Bxf5 33.Qxf5 Kg8 34.Re1 Rh6 35.Qg5+ Qg6 36.Qxg6+ Rxg6 37.f5 Rh6 38.Bg5 Rh7 39.f6 Kf7 40.e6+ Kg6 41.Bh4 Rhh8 42.f7 Rh7 43.Rf1 Rhh8 44.e7 axb4 45.f8Q 1-0

(16) Waters,G (1629) - Rysavy,L (1301) [D31] Sioux Falls Open Sioux Falls, SD (3), 12.03.2011 1.d4 d5 2.c4 c6 3.Bf4 e6 4.Nc3 a6 5.Nf3 Bb4 6.Qd2 Nf6 7.e3 b5 8.cxd5 exd5 9.Bd3 Bxc3 10.Qxc3 Bd7 11.0-0 0-0 12.Rac1 Ne4 13.Bxe4 dxe4 14.Ne5 Qe8 15.Rfd1 f6 16.Nxd7 Qxd7 17.Bxb8 Rfxb8 18.Qxc6 Qxc6 19.Rxc6 Rc8 20.Rdc1 Rxc6 21.Rxc6 a5 22.Kf1 Kf8 23.Ke2 h6 24.Kd2 Ra7 25.Kc3 Ke7 26.d5 Kd7 27.Kd4 Rc7 28.Kc5 b4 29.Kb6 Rxc6+ 30.dxc6+ Kd8 31.Kb7 1-0

(17) Baginskaite,C (2386) - Truelson,N (2200) [D18] Sioux Falls Open Sioux Falls, SD (4), 13.03.2011 1.d4 Nf6 2.c4 c6 3.Nf3 d5 4.Nc3 dxc4 5.a4 Bf5 6.e3 Nbd7 7.Bxc4 e6 8.0-0 Be7 9.Qe2 Ne4 10.Nd2 Nd6 11.Bb3 c5 12.e4 cxd4 13.exf5 dxc3 14.fxe6 cxd2 15.exd7+ Qxd7 16.Bxd2 0-0 17.Rfd1 Rfd8 18.Bc3 Bf8 19.Bc2 Qe8 20.Qf3 Qe6 21.Rd5 Re8 22.Re5 Qc4 23.Rh5 h6 24.Rxh6 f5 25.Qh5 Nf7 26.Rg6 1-0

(18) Barth,J (1869) - Brandt,B (1700) [D03] Sioux Falls Open Sioux Falls, SD (4), 13.03.2011 1.d4 d5 2.Bg5 Nd7 3.e3 Ngf6 4.Nf3 e6 5.Bd3 Be7 6.0-0 Ne4 7.Bxe7 Qxe7 8.c4 0-0 9.cxd5 exd5 10.Qc2 Ndf6 11.Nc3 c6 12.Rac1 Re8 13.Ne5 Nxc3 14.Qxc3 Ne4 15.Qc2 f6 16.Nf3 Bg4 17.Ne1 Bh5 18.Nf3 Qf7 19.Nd2 Bg6 20.Rfe1 Nxd2 21.Qxd2 Bxd3 22.Qxd3 f5 1/2-1/2

(19) Lenz,J (1651) - Likens,T (1800) [A80] Sioux Falls Open Sioux Falls, SD (4), 13.03.2011 1.d4 f5 2.Nc3 Nf6 3.Bg5 g6 4.Bxf6 exf6 5.Qd3 Bg7 6.Qe3+ Kf7 7.Qd3 d5 8.g3 c6 9.Bg2 Re8 10.e3 Be6 11.h4 h5 12.Nh3 Nd7 13.Nf4 Nb6 14.b3 Qe7 15.0-0 Nc8 16.a4 Nd6 17.f3 Bd7 18.Rae1 a6 19.Re2 b5 20.Rfe1 b4 21.Nd1 a5 22.Nf2 Bc8 23.Qd1 Ba6 24.Rd2 Bh6 25.Bf1 Bxf4 26.gxf4 Bxf1 27.Kxf1 g5 28.hxg5 fxg5 29.Nd3 Rac8 30.Ne5+ Kg7 31.fxg5 Nf7 32.f4 Nxe5 33.fxe5 Rh8 34.Rh2 h4 35.Qf3 Qe6 36.Ree2 c5 37.Qf4 c4 38.Kf2 cxb3 39.cxb3 Rc3 40.Rb2 Qc8 41.Kf3 Rc1 42.Rxh4 Rf1+ 43.Rf2 Rxf2+ 44.Kxf2 Qc2+ 45.Kg3 Rxh4 46.Kxh4 Qb1 47.g6 Qh1+ 48.Kg3 Qg1+ 49.Kh3 Qh1+ 50.Qh2 Qf3+ 51.Qg3 Qh1+ 1/2-1/2

(20) Rydland,S (1535) - Rostrom,D (1500) [D37] Sioux Falls Open Sioux Falls, SD (4), 13.03.2011 1.d4 d5 2.c4 Nf6 3.Nc3 e6 4.Nf3 Be7 5.e3 0-0 6.a3 Nbd7 7.Bd3 dxc4 8.Bxc4 Re8 9.0-0 Nb6 10.Bd3 c5 11.dxc5 Bxc5 12.b4 Be7 13.Bb2 h6 14.Rc1 Nbd7 15.Nb5 Rf8 16.Nc7 Rb8 17.Nb5 a6 18.Nbd4 e5 19.Nf5 e4 20.Nxe7+ Qxe7 21.Bc4 exf3 22.Qxf3 Ne5 23.Qg3 Nc6 24.Bd5 Be6 25.Bxc6 bxc6 26.Rxc6 Nh5 27.Qe5 Qg5 28.Qxg5 hxg5 29.Rxa6 Bc4 30.Ra5 Bxf1 31.Kxf1 g6 32.Rxg5 Rfd8 33.g3 Rd1+ 34.Kg2 Rd2 35.Bc1 Rc2 36.Rc5 Rxc5 37.bxc5 Rc8 38.Bd2 Rxc5 39.Bb4 Rc2 0-1

(21) Rysavy,L (1301) - Vogt,K (1293) [C48] Sioux Falls Open Sioux Falls, SD (4), 13.03.2011 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bc5 5.Nxe5 Nxe5 6.d4 Bb4 7.dxe5 Bxc3+ 8.bxc3 Nxe4 9.Qd3 Nc5 10.Qe2 c6 11.Bd3 0-0 12.0-0 Re8 13.f4 d5 14.Be3 Nxd3 15.cxd3 b6 16.d4 Bf5 17.g4 Be4 18.f5 f6 19.e6 b5 20.h4 a5 21.g5 fxg5 22.Bxg5 Qc7 23.Qg4 h6 24.Bxh6 Kh8 25.Bf4 Qc8 26.Be5 Qb7 27.f6 Ra7 28.f7 Qe7 29.Qxg7# 1-0

(22) Waters,G (1629) - Suljic,S (1810) [D32] Sioux Falls Open Sioux Falls, SD (4), 13.03.2011 1.d4 d5 2.Nf3 c5 3.c4 e6 4.Nc3 cxd4 5.Nxd4 Nc6 6.cxd5 exd5 7.Bf4 a6 8.e3 Nf6 9.Bd3 h6 10.Rc1 Bb4 11.0-0 0-0 12.Qf3 Re8 13.Qg3 Nh5 14.Qf3 Nxf4 15.Qxf4 Ne5 16.Be2 Ng6 17.Qg3 Bd6 18.f4 Ne7 19.Qf3 Bc5 20.Na4 Ba7 21.a3 Qa5 22.Rc3 Bd7 23.Nc2 Bxa4 24.b4 Qd8 25.Qh5 Bxc2 0-1

(23) Jorenby,J (1545) - Rysavy,L (1301) [C54] Sioux Falls Open Sioux Falls, SD (5), 13.03.2011 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.d3 Bc5 5.c3 d5 6.exd5 Nxd5 7.0-0 Bf5 8.Qb3 Be6 9.Qxb7 Na5 10.Qb5+ c6 11.Qxc5 Qb6 12.Qxb6 axb6 13.Nbd2 b5 14.Bxd5 cxd5 15.Nxe5 f6 16.Nef3 0-0 17.Nd4 Bd7 18.N2f3 Rfe8 19.Bd2 Nc6 20.Nxb5 Rab8 21.a4 Ne5 22.Nxe5 Rxe5 23.Rfe1 Rxe1+ 24.Rxe1 Bxb5 25.axb5 Rxb5 26.b4 g5 27.c4 dxc4 28.dxc4 Rb7 29.b5 Rd7 30.Be3 Rd3 31.b6 Rc3 32.b7 Rb3 33.c5 Rxb7 34.Rc1 Rc7 35.c6 Kf7 36.Bb6 Rc8 37.c7 Ke7 38.f3 Kd7 39.Kf2 Re8 40.Kg3 h5 41.h4 Kc8 42.Rb1 Kd7 43.Ba5 1-0

(24) Kingsley,A (1328) - Kruse,J (1126) [B00] Sioux Falls Open Sioux Falls, SD (5), 13.03.2011 1.e4 Nc6 2.d4 e5 3.d5 Na5 4.Nf3 d6 5.c3 c5 6.Be2 Be7 7.0-0 Nf6 8.Bg5 Nxe4 9.Bxe7 Qxe7 10.Qa4+ Bd7 11.Qxe4 0-0 12.b4 f5 13.Qc2 cxb4 14.cxb4 Rac8 15.Nc3 Nc4 16.Bxc4 Rxc4 17.Qb3 Rfc8 18.Rac1 Bb5 19.a4 Bd7 20.h3 Qf6 21.Nd2 Rh4 22.Ne2 Qg6 23.Rxc8+ Bxc8 24.Rc1 Bd7 25.Rc3 f4 26.Qc4 Bxh3 27.g3 h6 28.Qc7 Qg4 29.Qd8+ Kh7 0-1

(25) Rostrom,D (1500) - Likens,T (1800) [A26] Sioux Falls Open Sioux Falls, SD (5), 13.03.2011 1.c4 f5 2.Nc3 Nf6 3.d3 g6 4.g3 Bg7 5.Bg2 0-0 6.Nf3 Nc6 7.0-0 e5 8.Rb1 d6 9.b4 a6 10.a4 Be6 11.Ng5 Qe8 12.Nxe6 Qxe6 13.Nd5 Qd7 14.Bg5 1/2-1/2

(26) Vogt,K (1293) - Rydland,S (1535) [B01] Sioux Falls Open Sioux Falls, SD (5), 13.03.2011 1.e4 d5 2.d3 dxe4 3.dxe4 Qxd1+ 4.Kxd1 Bd7 5.Nf3 Nc6 6.Bd2 a6 7.Bc4 h6 8.Nc3 e5 9.a3 Nf6 10.h3 Bc5 11.Be3 Bxe3 12.fxe3 0-0 13.Ke2 Rfe8 14.Rad1 Rad8 15.Nd5 Nxd5 16.Bxd5 Kf8 17.Rhf1 f6 18.Nh4 Ne7 19.Bxb7 Bb5+ 20.Ke1 Rxd1+ 21.Kxd1 Bxf1 22.Nf3 Bxg2 23.Ng1 Bf1 24.b3 Rb8 25.Ke1 Rxb7 26.Kxf1 c5 27.Ne2 Nc8 28.Nc3 Nd6 29.Ke2 Nb5 30.Nb1 Ke7 31.c4 Nd6 32.Nd2 f5 33.exf5 Nxf5 34.Kf3 Ke6 35.Ne4 Rc7 36.Nc3 g5 37.Nd5 Rf7 38.Kg4 e4 39.Kh5 Rb7 40.b4 cxb4 41.axb4 Rd7 42.Nb6 Rd3 43.Nd5 Rxd5 44.cxd5+ Kxd5 0-1

(27) Barth,J (1869) - Baginskaite,C (2386) [E21] Sioux Falls Open Sioux Falls, SD (5), 13.03.2011 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bd2 0-0 5.Nf3 b6 6.a3 Bxc3 7.Bxc3 Ne4 8.Qc2 Bb7 9.e3 a5 10.b3 Nxc3 11.Qxc3 Bxf3 12.gxf3 Qf6 13.f4 c5 14.Bg2 Nc6 15.Rc1 cxd4 16.exd4 Qxf4 17.Rd1 Rac8 18.0-0 d6 19.Rfe1 Ne7 20.d5 e5 21.a4 Ng6 22.Rd3 f5 23.Rg3 Qh4 24.Rh3 Qg5 25.Rg3 Qf6 26.Rge3 Nh4 27.f4 Ng6 28.fxe5 Nxe5 29.Rf1 f4 30.Re4 f3 31.Re3 Qg6 32.Rexf3 Nxf3+ 33.Rxf3 Rxf3 34.Qxf3 Rf8 35.Qe3 h5 36.h3 h4 37.Qe1 Qf6 38.Qe6+ 0-1