El Laboratorio XX

Meza,Hugo (2288) - Mayorga,Nicolás (2330) [A77]
ITT Julio Bolbochán ICC INT (2), 2011
[HM , GS]

1.d4 Cf6 2.c4 e6 3.Cf3 c5 4.d5 exd5 5.cxd5 d6 6.Cc3 g6 7.e4 Ag7 8.Ae2 0-0 9.Cd2 Te8 10.0-0 Cbd7 11.Dc2 [11.f4 Otras posibilidades son:; 11.Te1; 11.a4; 11.h3; 11.Rh1; 11.f3] 11...Ce5 [11...Ch5 12.Axh5 gxh5 13.Cc4 Ce5 14.Ce3 Dh4 15.Ad2 Cg4 16.Cxg4 hxg4 17.Af4 Df6 18.g3 Ad7 19.a4 b6 20.Tfe1 a6 21.Te2 b5 22.Tae1 Dg6=/+ Spassky,B (2660)-Fischer,R (2785)/Reykjavik 1972] 12.a4 [12.h3 g5 13.f4 (13.Cf3 Cxf3+ 14.Axf3 g4 15.hxg4 Cxg4 16.g3 Ce5 17.Ag2 Ag4 18.f3 Ad7 19.Ce2 1/2-1/2 (98) Citak,S (2356)-Reyhan,D (2343)/Konya TUR 2011 (98)) 13...gxf4 14.Txf4 Carlsen,M (2567)-Lie,K (2459)/Copenhagen 2004/] 12...g5 

[12...Ch5 13.Axh5 gxh5 14.Cd1 b6 15.Ta3 Aa6 16.Th3!? Axf1 (16...h4 Korotylev,A (2615)-Novikov,S (2535)/Moscow 2007) 17.Cxf1 Cg6 18.Cde3 Zubov,A (2537)-Kononenko,D (2472)/Alushta 2006; 12...De7 13.Tb1 g5 14.b4+/= Zakhartsov,V (2529)-Novgorodskij,V (2351)/Kazan 2007; 12...Ag4!? Evdokimov,A (2569)-Volokitin,A (2674)/Moscow 2008; 12...Ad7 13.Ta3 g5 14.Te1 g4 15.Cd1 (15.Cf1 Ch5 16.Cd1 Df6 17.Ab5 Axb5 18.axb5 a6 19.bxa6 Txa6 20.Txa6 bxa6 21.Cg3 Cxg3 22.hxg3 c4 23.Te2+/= Zakhartsov,V (2562)-Kanovsky,D (2471)/Prague CZE 2010 ) 15...Ch5 16.Ce3 Cf4 17.Ab5 Ceg6 (17...Dg5!?) 18.Axd7 Dxd7 19.Cdc4= Juptner,J (2385)-Simacek,P (2476)/Pardubice 2009] 13.Tb1
[13.Te1 Cg6 14.Cf1 Cg4 15.Cd1 Df6 16.Ta3 Cf4 17.Axg4 Axg4 18.Tg3 Ad7 19.b3 h6 20.Ab2 Dg6 21.Axg7 Rxg7 22.Cc3= Vitiugov,N (2550)-Gabrielian,A (2520)/Sochi 2006; 13.Cc4 Cxc4 14.Axc4 Cg4 15.Ce2 (15.Ab5!?) 15...Ad7 16.Ta3 Ce5 17.Ab5 g4 (17...De7) 18.Axd7 Dxd7 19.Cg3+/- Meister,P (2388)-Meyer,H (2116)/Bad Wiessee 2008; 13.Ta3!? Banusz,T (2274)-Schneider,A (2337)/Budapest 2002] 13...g4 [13...b6 14.b3 (14.Cc4 Cfg4) 14...a6 15.Cc4 Cfg4 16.Ad2 (16.h3) 16...Cxc4 17.bxc4 Ae5 18.Axg4 (18.h3) 18...Axg4 19.Tb3+/= Syre,C (2230)-Petrik,K (2210)/Zinnowitz 1974; 13...Ad7] 14.b4 Ch5 [14...cxb4 15.Txb4 (15.Cb5 Te7) 15...Cfd7 16.Cb3 Df6 17.Cd4 Cc5 18.Rh1 Ad7 19.Ae3 Cg6 20.Ab5 Axb5 21.Cdxb5+/= Dydyshko,V (2551)-Oleksienko,M (2487)/Minsk 2005] 15.bxc5 dxc5 16.Cc4 Dh4 17.Cb5 [17.g3] 17...Cxc4 18.Axc4 Ae5 19.g3 Df6 20.Ab2 [20.d6 Td8 (20...Axd6? 21.Ab2 Dg6 22.Cxd6 Dxd6 23.Dc3+-) ] 20...Axb2 21.Txb2 De5 22.d6 Td8 [22...Tb8 23.Cxa7 (23.Db3) 23...Ad7 24.Db3!?] 23.Db3 

23...Cf6?! [23...Ae6 24.Axe6 fxe6 25.Td2 (25.Td1; 25.Cc7 Tac8 26.Dxb7 Dxd6) 25...Cf6 26.Te1+/-] 24.Axf7+ Rg7 25.Td1 [25.Td2!] 25...Ad7 26.Ad5 Tab8 [26...Axb5 27.Dxb5 Txd6 28.Dxb7+] 27.Dc3 Dxc3 28.Cxc3 Cxd5 29.Txd5 Ae6 30.Tg5+ Rh6 31.Txc5 Txd6 32.Tbb5 Ad7 33.Th5+ Rg7 34.Tbc5 Ac6 35.Thg5+ Tg6 

36.h3!? [36.Tge5!] 36...Te8 [36...gxh3] 37.hxg4 Axe4 38.Tc7+ Rf6 39.Cxe4+ Txe4 40.Tf5+ Re6 41.Txb7 Txa4 42.Txh7 Tgxg4 43.Tff7 a5 [43...a6] 44.Ta7 Ta1+ 45.Rg2 a4 [45...Tg5!?] 46.Ta5 Rf6 47.Th6+ Rg7 48.Tb6 Tg6 49.Txg6+ Rxg6 50.g4 a3 51.f4 Ta2+ [51...Rf7 52.Ta6 Ta2+ (52...a2 53.g5 Rf8 54.f5 Rg8 55.g6+-) 53.Rg3 Ta1 54.Rh4 Tf1 55.Rg5 Tf3 56.f5+-] 52.Rg3 Ta1 53.Ta6+ Rg7 54.g5 Tg1+ 55.Rf3 Tf1+ 56.Rg4 Ta1 57.Rf5 a2 58.Ta7+ Rf8 59.Rf6 Re8 60.f5 Tb1 61.Txa2 Tb6+ 62.Rg7 Tb7+ 63.Rg6 Rf8 64.f6 Tb8 65.Th2 1-0

Para ver esta partida en visor, haga click aquí

Paniagua Chnelik,Sebastián - Palladino,Alberto [A01]
Virginis (3.3), 2011
[GS]

1.b3 e5 2.Ab2 Cc6 [2...d6] 3.e3 Cf6 [3...d6!?] 4.Ab5 [4.c4] 4...d6 [4...De7!? /\5.Cf3 e4; 4...Ad6 5.Cf3 e4 6.Ch4!?N (6.Cd4) 6...0-0 7.0-0 Ae5! 8.Axe5 (8.Cc3 d5 /\ Ah2) 8...Cxe5 9.f4! (9.Cc3 d5) 9...exf3 10.Cxf3 De7 11.Cc3 d5 12.De1!? Mikhalevski,V (2545)-Avrukh,B (2525)/Ramat Aviv 1998] 5.Ce2 Larsen,B: 'Ue 12/1' [5.Cf3!?] 5...a6 [5...g6!? 6.d4 Cd7! 7.dxe5 Ag7 8.Cd4 (8.Axc6 bxc6 9.f4!N (9.Cbc3; 9.Cd4) 9...dxe5 10.0-0 0-0 11.Cg3 f5 12.Cd2 De7 13.De2 Cb6 14.Cf3 exf4 15.Axg7 Rxg7 16.exf4 Dxe2 17.Cxe2+/= Slobodjan,R (2530)-Van der Sterren,P (2550)/Deutschland 1998/Inf 72) 8...Cxd4 9.exd4 (9.Axd7+?! Dxd7 10.exd4 dxe5 11.dxe5 Dxd1+ 12.Rxd1 Af5~~) 9...c6 10.Ae2 dxe5 11.dxe5 Axe5 12.Axe5 Cxe5 13.Dxd8+ Rxd8= 14.Cd2 Ae6 15.0-0-0 Rc7 16.The1 Tad8 17.h3 g5? 18.Ce4 h6 19.Cc5 Af5 20.Txd8 Txd8 21.Ah5 Cd7?? (21...Td5+/=) 22.Te7+- Rd6 23.Txf7 Cxc5 24.Txf5 Ce6 25.Tf6 Tf8 26.Txh6 Txf2 27.Ag4 1-0 (27) Larsen,B-Garcia Martinez,S/Palma de Mallorca 1971/Chess Informant/[Larsen,B]; 5...Ad7 Taimanov,M: '#C5 a6=' 6.0-0 Ae7 7.f4 e4 8.Cg3 0-0 9.Axc6 bxc6 (9...Axc6 10.Cf5+/-) 10.c4 d5 11.Cc3 Te8 12.Tc1 Ag4 13.Cce2 Cd7 14.h3 Axe2 15.Dxe2 Cc5? (15...Af6 16.Axf6 Cxf6 17.cxd5 cxd5 18.Cf5+/-) 16.Dg4 g6 (16...Af6 17.Axf6 Dxf6 18.cxd5+-) 17.f5! Cd3 (17...Tf8 18.fxg6 hxg6 (18...fxg6 19.Cf5 Af6 20.Axf6 Txf6 21.cxd5+-) 19.Cf5! Cd3 20.Cxe7+ Dxe7 21.Af6+-) 18.fxg6 hxg6 19.Txf7!+- Rxf7 20.Tf1+ Af6 21.Axf6 1-0 (21) Larsen,B-Eley,B/Hastings 1972/Chess Informant/[Bukic,E] (21.Axf6 Dxf6 22.Dd7+) ] 6.Axc6+ bxc6 7.f4 [7.c4 Ae7 8.d4 exd4 9.Cxd4 Dd7 10.Df3 d5<=> 11.Cc3 (11.0-0 0-0 12.Cd2!?) 11...0-0 12.0-0 Ad6! 13.h3 Tb8!= Szilagyi,G-Taimanov,M/Albena 18/1 1974] 7...e4 [7...exf4 8.Cxf4 Ag4 9.Dc1 (9.Axf6!? Dxf6 10.Dxg4 Dxa1 11.0-0 De5 (11...Dxa2? 12.Ce6 Da5 (12...fxe6? 13.Dxe6+ Ae7 14.Tf7+-) 13.Cc3->) 12.Ch5 De6 (12...g6?? 13.Cf6+) 13.Cxg7+ (13.Da4!?) 13...Axg7 14.Dxg7 Tf8 15.Dd4!?) 9...Ae7 10.0-0 0-0=] 8.0-0 Ae7 [8...d5!?] 9.c4 Ab7?! [9...0-0 10.Cbc3 d5 11.Dc2] 10.Dc2 0-0 11.Cbc3 d5 12.cxd5 cxd5 

13.Ca4!+/= Cd7 14.Ad4 [14.Cd4!?] 14...Ad6 [14...c5!? 15.Cxc5 Cxc5 16.Axc5 Tc8 17.Axe7 Txc2 18.Axd8 Txd2 19.Cd4!] 15.Dc3 f6 16.Tac1 [16.Ac5] 16...De7 [16...a5!?] 17.Cc5 Cxc5 18.Axc5 Tfc8 19.Cd4 g6?! [19...a5] 20.b4 [20.Da5!?] 20...Rf7 21.a3 c6 22.Cb3 Dd7 23.Axd6 Dxd6 24.Dd4 Dd8 25.Tc3 [25.f5!?] 25...Tc7 26.Db6 Tb8 27.Ca5 Dc8 28.Tfc1 Aa8 29.Dd4 Dd7 30.Tc5 Dd6 [30...Tb5] 31.Dc3 Tb6 [31...Tb5] 32.Dd4 Tb8 33.Cb3 Tb5 34.a4 Tb8 35.Dc3 Tbc8 [35...Ta7 36.Cd4] 36.Cd4 f5 

37.b5!+- Ab7 38.b6 Td7 39.Cxc6 [39.a5] 39...Axc6 40.Txc6 Txc6 41.Dxc6 Re7 42.a5 Db4 43.Dc3 Dxc3 44.Txc3 Rd6 45.Rf2 h6 46.Re2 g5 47.g3 gxf4 48.gxf4 Tg7 49.Rf2 h5 50.d4 [50.h4!?] 50...h4 51.Tc8 h3 52.Rf1 Th7 53.Ta8 Rc6 54.Txa6 Tg7 55.Ta7 Tg2 56.b7 Rc7 57.a6 Txh2 58.Ta8 Tb2 59.Tc8+ Rd7 60.b8D 1-0

Para ver esta partida en visor, haga click aquí

 

Sanseverino,V - Salaberry,G [B07]
Abierto Sabatino Buenos Aires (4), 2011
[GS]

1.d4 d6 2.e4 Cf6 3.Cc3 e5 4.dxe5 dxe5 5.Dxd8+ Rxd8 6.Cf3 Ad6 7.Ag5?! [7.Ac4] 7...Ae6! 8.0-0-0 Cbd7 9.Cd2 [9.Axf6+?! gxf6 10.Cd5 Rc8 11.Ac4 Ac5=/+ Epishin,V (2620)-Bologan,V (2510)/Nimes 1991/Inf 52; 9.Cb5 Re7 10.Cxd6 cxd6 11.Cd2 h6 12.Ah4 g5 13.Ag3 Ch5 14.Cc4 Tac8!= Bologan,V; 9.Ab5 Rc8 10.Axf6 Cxf6 11.Cg5 Tf8 12.Cxe6 fxe6 13.The1 Ac5 14.f3 c6 15.Ac4 Te8 16.g3 Rc7 17.Af1 Te7 18.Ca4 Ad4 19.Td3 a5 20.Ted1 Cd7 21.c3 Af2 22.b3 b5 23.Cb2 Tf8 24.Ae2 h5= Hector,J (2535)-Wahls,M (2570)/Taastrup 1992/Inf 54; 9.Ah4 h6 10.Axf6+ gxf6 11.Ch4 Ac5! 12.f3 c6=/+] 9...Re7 10.Cc4 [10.Ac4 c6 (10...h6 11.Axf6+ Cxf6 12.Axe6 Rxe6= Matzies,A-Homann,S (2230)/Griesheim 2000/EXT 2001 ; 10...a6 11.The1 h6 12.Axf6+ gxf6 13.Cd5+ Axd5 14.Axd5+/= Chadaev,N (2370)-Demakov,P (2223)/Sochi 2004 ) 11.Axe6 Rxe6 12.Cc4 (12.f3) 12...Ac7 13.Ce3 h6 (13...g6) 14.Ah4 g5?! 15.Ag3 Ab8? (15...h5 16.f3) 16.Cf5+/- Bozzali,E (2195)-Barlocco,C (2195)/Imperia 1996/EXT 1999 (63)] 10...a6 [10...Ac5 11.f3 (11.f4!?) 11...c6 12.a3 b5 13.Ca5 Tac8 14.Rb1 h6 15.Ac1 Ab6= Havranek,M (2210)-Wunsch,J (2170)/Czechia 2007] 11.f3 

11...Ab4?! [11...Ac5] 12.Cd5+ Axd5 13.Txd5 [13.exd5 h6 14.Ae3] 13...Ad6 [13...Ac5!?] 14.Ae2 [14.Td2! h6 15.Ae3 Thd8 16.Cxd6 cxd6 17.b3+/= (17.c4!?) ] 14...h6 15.Cxd6 cxd6 16.Axf6+ Cxf6 17.Td2= Tac8 18.Thd1 Tc6 19.a4 [19.b3!?] 19...Thc8 

20.b4?! [20.c3] 20...Tc3 21.Rb2 [21.Rb1] 21...g5 [21...d5!? 22.exd5 Cxd5 23.Txd5 Txc2+ 24.Rb1 Txe2 25.Td7+ Rf8 26.Txb7] 22.b5 [22.Ad3!?] 22...a5 23.Ta1 [23.Ad3 Cd7!?] 23...g4!=/+ 24.Ta3?! [24.Ad3] 24...Txa3 25.Rxa3 gxf3 26.gxf3 Tc3+ 27.Rb2 Te3 28.c3 

 28...Ch5!? [28...Cd7 29.Ad1 Te1 30.Rc2 Cc5 31.Tg2!? b6 (31...Cxa4 32.Rd2 Txd1+ 33.Rxd1 Cxc3+ 34.Rc1 Cxb5 35.Tb2 Cd4 36.Txb7+ Re6) 32.Rd2 Th1-/+] 29.Rb3 [29.b6!?] 29...Cf4-/+ 30.Ad1 b6 

31.Rc4?! [31.Rb2 h5 32.Rb3 h4 33.Rc2 Te1 34.Tf2 h3 35.Rd2 Th1 36.Ab3 Cg2-+] 31...h5 [31...f5! 32.exf5 d5+ 33.Txd5 Cxd5 34.Rxd5 Td3+ 35.Rc6 Txd1 36.Rxb6 Td3 (36...Tc1) 37.Rxa5 Txf3 38.Rb4 e4 39.Rc4 Td3 40.b6 Td8 41.b7 e3 42.b8D Txb8 43.Rd3 Tc8-+] 32.h4 [32.Tf2] 32...Te1 33.Ac2 Th1 [33...Th1 34.Td1 Txh4 35.Td2 Re6 36.Ad1 Th1 37.Ab3 h4] 0-1
Para ver esta partida en visor, haga click aquí

 

Suárez,J.L - Lo Presti,Roberto [E48]
Abierto Legislatura C.A.B.A. (7), 2011
[RL]

1.d4 Cf6 2.c4 e6 3.Cc3 Ab4 4.e3 0-0 5.Ad3 d5 6.Cge2 c5 7.0-0 cxd4 8.exd4 Cc6 9.cxd5 Cxd5 10.a3 Ae7 11.Ac2 [11.Dc2 g6 (11...h6 12.Td1 Af6 13.Ah7+ Rh8 14.Ae4 Cce7 15.Cf4 Dc7 16.Ch5 Ad7 17.Td3 Tac8 18.Axd5 Cxd5 19.Cxf6 Cxf6 20.Tf3 Cg8= Plachetka,J (2435)-Likavsky,T (2482)/Austria 2004) 12.Ah6 Te8 13.Tfd1 Ad6 14.h3 Ad7 15.Ce4 Ae7 16.b4 b6 17.Db2+/= Portisch,L (2586)-Cao Sang (2540)/Hungary 2004; 11.Cxd5 exd5 12.Cf4 Ad6 (12...Af6 13.Ae3 g6 14.Tc1 Ae6 15.Cxe6 fxe6 16.Dg4 Georgiev,V (2539)-Dimitrov,R (2388)/Albena 2009) 13.Te1 Axf4 14.Axf4 Df6 15.Ae5 Cxe5 16.Txe5 Td8 17.Dd2 b6 18.Tae1 Ae6 19.h3+/- Comas Fabrego,L (2495)-Lopez Martinez,J (2531)/La Massana 2008] 11...b6 [11...Cxc3 12.bxc3 b6 13.Te1 Ab7 14.Cf4 Af6? (14...Dc7) 15.Ch5 Ae7 16.Dg4 g6 17.Ah6 f5 18.Dh3 Tf7 19.Cf4+- Rakhmanov,A (2524)-Ageichenko,G (2397)/Moscow 2008] 12.Dd3 g6 13.Ah6 [13.Aa4 Ab7 14.Ah6 Te8 15.f4?! (15.Tac1) 15...Af6 16.Ce4 Ah8 17.Tad1 Dc7 18.f5? (18.Td2) 18...exf5 19.C4g3 f4 (19...Tad8-+) 20.Axf4 Cxf4 21.Txf4 Tad8=/+ Torres,O-Garzon,E (2068)/Banfield 2004] 13...Te8 14.Tac1 [14.Cxd5 exd5 15.Tac1 Ag4=; 14.Aa4 Ad7 15.Cxd5 (15.Tfe1) 15...exd5 16.Cf4 Ag5 17.Axg5 Dxg5= Hoi,C (2386)-Nyback,T (2587)/Jyvaskyla 2006; 14.Tad1 Ab7 15.Tfe1 Ag5 16.Dh3 Axh6 17.Dxh6 Cce7 18.Cg3 Cf6 19.Aa4 Tf8 20.d5 Cexd5 21.Ab3 Cg4 22.Dh3 Dg5?? 23.Cge4 Maciol,R (2239)-Gormally,D (2480)/Canterbury ENG 2010 (23.Cce4) 23...Df5 24.f3 Cge3=] 14...Cxc3 15.Dxc3 [15.Cxc3 Dxd4 16.Db5 Ab7 17.Ae4 Ca5] 15...Aa6 16.Dxc6 Axe2 17.Tfe1 Tc8 18.Da4 

[18.De4! Aa6 19.Aa4 Txc1 20.Txc1 b5 21.Ab3+/=] 18...Ag5! 19.Axg5?! [19.Txe2! Axh6 (19...Axc1? 20.Axc1+-) 20.Td1 Te7 21.Ab3 Td7=/+] 19...Dxg5 20.h4 [20.Tb1 Af3 21.g3 Ted8 22.Te3 (22.Ae4 Axe4 23.Txe4 Dd5 24.Tbe1 a5 25.f3 Tc4 26.Db3 Td6-/+) 22...Aa8 23.Ae4 Axe4 24.Txe4 Dd5 25.Tbe1 a5 26.Dd1 Tc4-+] 20...Dg4?! [20...Dd2!? 21.Db3 Ted8-/+] 21.d5 exd5 22.f3? [22.Dxg4 Axg4 23.Txe8+ Txe8 24.Ab3 Ae6 (24...d4? 25.Tc7 Te1+ 26.Rh2 Ae6 27.Axe6 Txe6 28.Td7 (28.Txa7 Td6 29.Tc7 d3 30.Tc1=) ) 25.Tc7 a6] 22...Dxa4 [22...De6!?] 23.Axa4 Txc1 24.Txc1 Te7 

25.Rf2 [25.Tc8+ Rg7 26.Td8 b5 27.Ab3 Ac4 28.Axc4 dxc4-/+] 25...d4? [25...Aa6 26.Te1 Txe1 27.Rxe1 d4 28.Rd2 Rg7-/+] 26.Tc8+? [26.Te1! d3 27.Ad1 Rg7 28.Axe2 dxe2 29.Txe2 Txe2+ 30.Rxe2 Rf6=] 26...Rg7 27.Td8 d3?! [27...Aa6 28.b4 Te2+ 29.Rg3 Ta2 30.Txd4 Txa3 31.Ac6-/+] 28.Ab5 [28.b4!?] 28...Tc7 29.Axd3 Axd3 30.Txd3 Tc2+ 31.Rg3 Txb2-/+ 32.Td7 [32.f4 b5 33.Rf3 a5 34.g3 a4 35.Re3 Rf6] 32...a5 33.a4 Tb4 34.Tb7 h5 35.Rh3 

35...Rf6 36.Rg3 Re6 37.Rh3 f6 38.g3 [38.g4!? Re5 39.gxh5 (39.Rg3 hxg4 40.fxg4 Tb3+ 41.Rg2 Rf4) 39...gxh5 40.Rg3 Rf5 41.Tb8 Txa4 42.Txb6 Tb4 43.Ta6 a4 44.Ta5+ Rg6 45.Ta7] 38...g5 39.hxg5 [39.Tb8] 39...fxg5 40.Tb8? [40.Th7 g4+ 41.Rg2 Txa4 42.Th6+ Rf5 43.Txh5+ Rg6 44.fxg4 Txg4-/+] 40...g4+!-+ 41.fxg4 hxg4+ 0-1

Para ver esta partida en visor, haga click aquí