Torneo Selección 2015 - Cuarta ronda

(23) Piazza, Cristián - González, Mariano [B19] Selección, Rosario (4.1), 18/7/2015 1.e4 c6 2.d4 d5 3.Cc3 dxe4 4.Cxe4 Af5 5.Cg3 Ag6 6.h4 h6 7.Cf3 Cd7 8.h5 Ah7 9.Ad3 Axd3 10.Dxd3 e6 11.Af4 Cgf6 12.0-0-0 Ae7 13.Rb1 0-0 14.Ce4 Cxe4 15.Dxe4 Cf6 16.De2 Dd5 17.Ce5 De4 18.Dxe4 Cxe4 19.The1 Cf6 20.g4 Tfd8 21.Ae3 a5 [21...Ad6 Kaspárov-Anand, Linares 2003.] 22.a4 Cd5 23.c4 Cxe3 24.fxe3 f6 25.Cg6 Ab4 26.Te2 b5 27.axb5 cxb5 28.cxb5 Tab8 29.Cf4 Rf7 30.Tc1 Ad6 31.Cd3?! [31.Tec2 Txb5 32.Tc7+! Axc7 33.Txc7+ Rg8 34.Cxe6 Tdb8 35.Txg7+ Rh8 36.Tg6∞ ; 31.Tc6= ] 31...Txb5 32.Cc5 Axc5 33.Txc5? [33.dxc5⩱ ] 33...Txc5 34.dxc5 Td1+ 35.Rc2 Td5 36.Rb3 [36.c6 ] 36...Txc5 37.Ra4 g6 38.b4 axb4 39.Rxb4 Tc1 40.hxg6+ Rxg6 41.Th2 Tg1 0-1

(24) Nieto, Ezequiel - Santini, Maximiliano [B23] Selección, Rosario (4.2), 18/7/2015 1.e4 c5 2.f4 g6 3.Cc3 Ag7 4.Cf3 d6 5.Ac4 e6 6.a4? [6.d4⩲ ] 6...Ce7 7.d4 cxd4 8.Cxd4 0-0 9.Ae3 d5! 10.Aa2 dxe4 11.Cdb5? [11.Cxe4⩱ ] 11...Da5 12.Ac5 Axc3+ 13.bxc3 Td8 14.De2 Cd5?! [14...Cbc6−+ ] 15.Axd5 Txd5 16.Ab4 Dd8 17.c4 a6? [17...Td7∓ ] 18.cxd5 axb5 19.Dxb5 exd5 20.Td1 d4? [20...Ae6 21.Dxb7 Cd7⩲ ] 21.Txd4! Dxd4 22.De8+ Rg7 23.Df8+ Rf6 24.Dh8+ [24.Dh8+ Rf5 25.Dxd4−+ ] 1-0

(25) Jessé, José - Mancilla, Manuel [B22] Selección, Rosario (4.3), 18/7/2015 1.e4 c5 2.Cf3 e6 3.c3 d5 4.exd5 Dxd5 5.d4 Cf6 6.Ca3 a6 7.Ae2?! [7.Cc4⩲ ] 7...cxd4 8.Dxd4 Axa3 [8...Dxd4= ] 9.Da4+ Cbd7 10.Dxa3 Dc5 11.Dxc5 Cxc5 12.Af4 Cd5 13.Ad6 Ce4 14.Aa3 Ad7 15.Ad3 Cef6 16.Ce5 Cf4 17.Af1 b5 18.g3 Cg6 19.Ag2 Tb8 20.Cd3 a5 21.Ad6 Tb6? [21...Tc8± ] 22.Ac7 Ta6 23.Cc5 Tc6 24.Axc6 Axc6 25.Tg1 a4 26.0-0-0 Cd5 27.Ad6 Cge7 28.Cd3 Rd7 29.Aa3 [29.Ce5+ Rxd6 30.Cxf7+ Rd7 31.Cxh8+− ] 29...Rc7 30.Ce5 f6 31.Cxc6 Rxc6 [31...Cxc6 ] 32.Tge1 e5 33.Rc2 [33.f4 ] 33...Tb8 34.f4 b4 35.cxb4 Cxb4+ [35...Cf5 ] 36.Axb4 Txb4 37.fxe5 fxe5 38.Txe5 Cg6 39.Te6+ Rc7 40.Rc3 Tb5 41.Ta6 Ce5 42.Ta7+ Rc6 43.b3 axb3 44.axb3 Tc5+ 45.Rb2 Cf3 46.h4 g5 47.Txh7 gxh4 48.gxh4 Te5 49.Tc1+ Rb6 50.Th8 Rb7 51.Tf1 Te2+ 52.Ra3 Te3 53.h5 Cd4 54.Tf7+ Rb6 55.Tb8+ Rc6 56.h6 Th3 57.h7 Cb5+ 58.Ra4 Cc3+ 59.Ra5 Th5+ 60.Ra6 1-0

(26) Rodríguez, Lisandro - Algarañás, Gastón [B26] Selección, Rosario (4.4), 18/7/2015 1.e4 c5 2.Cc3 d6 3.g3 Cf6 4.Ag2 Cc6 5.d3 g6 6.h3 Ag7 7.Ae3 0-0 8.f4 Te8?! 9.g4 e6 10.Cge2 Ad7 11.g5 Ch5 12.Af3 Axc3+? [12...d5 ] 13.bxc3 Cg7 14.h4 f5 15.Cg3 e5 16.h5 Rf7? [16...exf4∞ ] 17.h6? [17.hxg6+ hxg6 18.exf5 Cxf5 19.Ad5+ Ae6 20.Cxf5 Axd5 21.Th7+ Rf8 22.Dg4+− ] 17...Ce6? [17...exf4! ] 18.exf5 Cxf4 19.fxg6+ hxg6 20.Ce4→ Af5 21.Cf6 Te6 22.Rf2 Txf6 23.gxf6 Dxf6 24.Tb1 De7 25.Axf4 exf4 26.De2 Dd7 27.Dd2 g5 28.d4 cxd4 29.cxd4 Th8 30.Dc3 d5 31.Db3 Cxd4 32.Dxd5+ Dxd5 33.Axd5+ Rg6 34.Txb7 Axc2 35.Txa7 Cf5 36.h7 Cg7 37.Ta6+ Rf5 38.a4 Re5 39.Ag8 Ce8 40.Te6+ Rf5 41.Txe8 Axa4 42.Ae6+ 1-0

(27) Gunno, Fernando - Larrosa, Damián [B21] Selección, Rosario (4.5), 18/7/2015 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Cxc3 e6 5.Cf3 Cc6 6.Ac4 Cf6 [6...d6⩱ ] 7.e5 Cg4 8.Af4 Db6 [8...f6!? ] 9.De2 [9.0-0! Dxb2? 10.Cb5+− ] 9...h5?! [9...f6= ] 10.0-0 a6 11.h3 Ch6 12.Tfd1 Cf5 13.De4 [13.Ce4± ] 13...Dxb2 14.Tac1 [14.Cd5!? exd5 15.Axd5 g6 16.e6! fxe6 17.Axc6 bxc6 18.Ae5 Db4 19.Dxb4 Axb4 20.Axh8∞ ] 14...b5? [14...Ac5= ] 15.Af1? [15.Cd5! bxc4 (15...exd5 16.Axd5 Cfe7 17.Cg5+− ) 16.Cc7+ Re7 17.Tb1 Dxa2 18.Cxa8+− ] 15...Db4 16.Tc2? [16.Dd3! Dxf4 17.Ce2 Db4 18.Txc6 De7 (18...dxc6? 19.Dd8# ) 19.Tc7∓ ] 16...Dxe4 17.Cxe4 h4 18.Ag5 Cxe5?? [18...Ab7−+ ] 19.Cxe5 d5 20.Cc5 [20.Tdc1+− ] 20...Th5 [20...Ad6± ] 21.Af4 Cd6 22.Ae2 Tf5 23.Ah2 Cc4 24.Ccd3 Ab7 25.Af3 f6 26.Cg6 e5 [26...Txf3 27.gxf3 Aa3± ] 27.Cxh4 [27.Cxf8 Rxf8 28.Cc5+− ] 27...Tg5 [27...Txf3 28.gxf3 (28.Cxf3 e4 ) 28...d4± ] 28.Cb2 e4 29.Cxc4 bxc4 30.Ae2 Ac6 31.Af4? [31.Tb1+− ] 31...Aa4 32.Tcd2 Axd1 33.Axd1 c3 34.Te2 Th5 35.Cf3? [35.Cg6⩲ ] 35...Ac5 36.Ce1 Tf5 37.Ag3 Rd7 38.Tc2 Tg5? [38...Tc8⩱ ] 39.Rf1? [39.Txc3⩲ ] 39...d4 40.Ae2 [40.Af4∓ ] 40...Td5 41.Ac4 Rc6 42.Re2 Tdd8 [42...d3+ ] 43.f3 f5 44.Af4 a5 45.a4 Ad6 46.Ag5 Rc5 47.Ab5 Tdb8 48.Ad7 g6 49.h4 Rc4 [49...Tb2−+ ] 50.Ae6+ Rb4 51.Ad7 [51.Ad5∓ ] 51...Rb3 52.Af6 Ag3 [52...d3+ 53.Cxd3 Rxc2 ] 53.Ae6+ Rxa4 54.Axd4 Axe1? [54...exf3+ 55.Cxf3 Te8 56.Cg5 Axh4−+ ] 55.Rxe1 exf3 56.gxf3? [56.Ad7+ Rb4 57.Axc3+ Rb3 58.Tc1= ] 56...Te8 57.Te2 c2 58.Rd2 Tad8 59.Rc1 [59.Rxc2 Txe6 60.Txe6 Txd4 61.Txg6 Txh4 ] 59...Txd4 60.Ad7+ Txd7 [60...Rb3 ] 61.Txe8 Tc7 62.Tb8 Tc4 63.Tb6 Txh4 64.Rxc2 Th3 65.Tb3 g5 66.Td3 Rb4 67.Td4+ Rc5 68.Ta4 Txf3 69.Txa5+ Rd4 70.Rd2 Re4 71.Re2 Tb3 72.Ta4+ Re5 73.Ta5+ Rf6 74.Ta6+ Rg7 75.Rf2 Th3 76.Rg2 Th6 77.Ta7+ Rg6 78.Ta1 Th4 79.Rg3 Tb4 80.Ta6+ Rh5 81.Ta5 Tb3+ 82.Rf2 Rg4 83.Rg2 Tb2+ 84.Rf1 f4 85.Ta3 f3 86.Rg1 Rg3 87.Ta1 Te2 88.Rf1 Th2 89.Rg1 f2+ 0-1

(28) Martínez, Francisco - Sartor, Pablo [B92] Selección, Rosario (4.6), 18/7/2015 1.e4 c5 2.Cf3 d6 3.d4 cxd4 4.Cxd4 Cf6 5.Cc3 a6 6.Ae2 e5 7.Cb3 Ae6 8.Ag5?! [8.f4 ] 8...Cbd7 9.0-0 Ae7 10.f4 Dc7 11.f5 Ac4 12.Axc4 Dxc4 13.Dd3 Dc7 14.Tad1 0-0 15.Df3 [15.a4= ] 15...b5 16.a3 Tfb8 17.Ae3? [17.g4⩱ ] 17...a5 18.De2 b4 19.Cd5 Cxd5 20.Txd5 Cf6 21.Td3 Cxe4 [21...a4 ] 22.g4 [22.Ah6 ] 22...f6 [22...a4 ] 23.Dg2 Cc5? [23...Dc4−+ ] 24.Dd5+ Rf8 [24...Rh8 ] 25.Cxc5 dxc5 26.Tfd1?? [26.g5! Td8 27.De6 Td6 28.Txd6 Dxd6 29.gxf6 Dxe6 30.fxg7+ Rxg7 31.fxe6 Tf8 32.Txf8 Rxf8= ] 26...Td8? [26...c4 27.T3d2 c3 28.bxc3 Td8 29.De4 bxa3−+ ] 27.Dc4 Txd3 28.cxd3?! [28.Txd3 ] 28...Td8 29.Rf2? [29.Tc1∓ ] 29...Dc6 [29...e4−+ ] 30.Td2 bxa3 31.bxa3 Tb8 [31...Dh1∓ ] 32.Tc2 Td8 [32...Tc8⩱ ] 33.Re2? [33.Axc5= ] 33...Dg2+ 34.Re1 Dh1+ 35.Re2 Dxh2+ 36.Re1 Dg3+ 37.Re2 Tb8 38.Axc5 Dg2+ 39.Af2 Axa3 40.Td2 Ab4 41.Tc2 e4 42.Dxe4 Te8 0-1

(29) Algarañás, Francisco - Colombo Berra, Pablo [B00] Selección, Rosario (4.7), 18/7/2015 1.e4 b6 2.Cc3 Ab7 3.d4 e6 4.Ad3 Cf6 5.Ag5 h6 6.Ah4 Ae7 7.Cf3 c5 8.e5 Cd5 9.Axe7 Dxe7 10.Cb5 Ac6? [10...0-0⩲ ] 11.Cd6+ Rf8 12.c3 Cf4 13.g3 Cxd3+ 14.Dxd3 cxd4 15.cxd4 Ad5 16.0-0 Cc6 17.Tac1 [17.a3± ] 17...f5 [17...Cb4⩲ ] 18.Ch4 Dg5 19.Dd1 [19.f4± ] 19...h5 [19...Rg8⩲ ] 20.f4 Dh6 21.a3 g5?! [21...g6 ] 22.fxg5 Dxg5 23.Chxf5! exf5? [23...Rg8± ] 24.Txf5+ Dxf5 25.Cxf5 Te8 26.Df1 Rg8 27.Df4 Af7 28.Dg5+ [28.Dg5+ Ag6 29.Dxg6+ Rf8 30.Dg7# ] 1-0

(30) Mijahuanga, Fernando - Orsini, Romina [D02] Selección, Rosario (4.8), 18/7/2015 1.d4 Cf6 2.Cf3 d5 3.Cbd2 Ag4 4.c4 e6 5.g3 Ae7 6.Ag2 0-0 7.0-0 c5 8.e3? [8.Ce5= ] 8...Cc6 9.dxc5 Axc5 10.Da4 Dc7 11.a3 dxc4 [11...a5⩱ ] 12.Dxc4 Ad6 [12...Ae7= ] 13.Db5? [13.b4⩲ ] 13...a6 14.Da4 b5 15.Dc2 Tac8 16.Cb3 [16.b4⩱ ] 16...De7 17.Dd2 Ce4 18.De1 f5 19.Cfd4 Cxd4 20.Cxd4 e5 21.Cb3? [21.f3⩱ ] 21...Cg5 22.Cd2 e4 23.Tb1 Tc2 24.b4 Ae5 25.h4 Cf3+ 26.Cxf3 [26.Axf3 ] 26...exf3 27.Ah1 Td8 28.e4 Te2 29.Ag5 Txe1 [29...Da7 30.Axd8 Axg3−+ ] 30.Axe7 Txf1+ 31.Txf1 Te8 32.Ag5 fxe4 33.Te1 Af5 34.Td1 [34.Axf3!? exf3 35.Af4 Axf4 36.Txe8+ Rf7 37.Ta8 Ae5 38.Txa6∓ ] 34...Rf7 35.Td5 Re6 36.Td1 Tc8 37.Rf1 Ah3+ 38.Rg1 Tc6 39.Rh2 Af5 40.Td8 Ad6 41.Ae3 Tc3 42.Ta8 Txa3 43.Tc8 Axb4 44.g4 Axg4 45.Te8+ Rf5 46.Td8 Td3 47.Td4 Ac3 48.Txd3 exd3 0-1

(31) Bergo, Mario - Morgado, Walter [B50] Selección, Rosario (4.9), 18/7/2015 1.e4 c5 2.Cf3 d6 3.b3 Cf6 4.Cc3 a6 5.Ab2 Ag4 6.Ae2 Cc6 7.h3 Ad7 8.0-0 e6 9.Te1 Dc7 10.Af1 Ae7 11.Ca4 b5 12.e5 dxe5 13.Cxe5?? bxa4 14.Cg4 Cd4 15.c3 Cxg4 16.cxd4? Dh2# 0-1