2012-12-21-aj problemoj

Hodiaŭaj problemoj (de la 49a al la 51a): Ye - McDonald [4871.54], Geller - Novotelnov [4443.54] kaj Karjakin - Ding [4404.55].


000049. Ye Jiangchuan (2510) - Neil McDonald (2490). Londono, Anglio, 1997.

11 + 10
FEN: 2brr1k1/6bp/p3p1P1/2qBp3/3N4/2P2R2/P2Q1PP1/4R1K1 w - - 0 28
GRB: 4871.54 (KQRRBNKQRRBB_1011)
ECO: C07
PGN: 1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd6 7.O-O Nf6 8. Nb3 Nc6 9.Nbxd4 Nxd4 10.Nxd4 Bd7 11.c3 Qc7 12.Qe2 Be7 13.Nb5 Qc6 14.Bf4 O-O 15.Rad1 a6 16.Nd4 Qc5 17.Be5 b5 18.Bd3 Rfe8 19.Rfe1 Nd5 20.Be4 Rad8 21.Rd3 g6 22.Qd2 b4 23.Rf3 bxc3 24.bxc3 Bf8 25.h4 Bc8 26.h5 f6 27.hxg6 Bg7 28.Bxd5 fxe5 29.Bxe6+ Kh8 30.Rh3 Bxe6 31.Nxe6 Rxd2 32.Rxh7+ Kg8 33. Rxg7+ Kh8 34.Rh7+ 1-0

000050. Efim Geller - Nikolay Novotelnov. USSR championship (17), 1951.

9 + 9
FEN: 5nk1/2b1q1p1/2p5/3pP1pQ/1r1P2P1/3B1R2/5PP1/6K1 w - - 1 39
GRB: 4443.54 (KQRBKQRBN_1001)
ECO: D43
PGN: 1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 c6 5.cxd5 exd5 6.Qc2 Be7 7.Bf4 Nbd7 8.e3 Nf8 9.Bd3 Ng6 10.Bg3 O-O 11.O-O Re8 12.Rab1 Nh5 13.b4 Nxg3 14.hxg3 a6 15.Rfc1 Bd6 16.a4 Qf6 17.b5 axb5 18.axb5 Bg4 19.bxc6 bxc6 20.Nh2 Be6 21.Rb6 Bd7 22.Nf3 Qd8 23.Rcb1 Qe7 24.Na4 Reb8 25.Rb7 Rxb7 26.Rxb7 Rb8 27.Ra7 Qd8 28.Nc5 Be8 29.Qa4 Qb6 30.Nd7 Bxd7 31.Rxd7 Bc7 32.Ng5 Nf8 33.Rxf7 h6 34.Qd1 hxg5 35.Qh5 Bd6 36.Rf3 Qb7 37.e4 Qe7 38.e5 Bc7 39.g4 Rb4 40.Rxf8+ Kxf8 41.Qh8+ Kf7 42.Bg6+ 1-0

000051. Sergey Karjakin - Liren Ding. SportAccord Blitz men (10). Beijing, 2012.12.17.

9 + 9
FEN: 4r2k/pp4p1/2p5/4P2p/4Qnq1/8/PP4PP/4R1NK b - - 7 30
GRB: 4404.55 (KQRNKQRN)
ECO: D20
PGN: 1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nd5 5. Bxc4 Nb6 6. Bd3 Nc6 7. Be3 Nb4 8. Be4
f5 9. exf6 exf6 10. Nc3 f5 11. Bb1 N4d5 12. Nf3 Nxe3 13. fxe3 Bd6 14. O-O O-O 15.
e4 c6 16. exf5 Bxf5 17. Bxf5 Rxf5 18. Qb3+ Kh8 19. Rae1 Qd7 20. Ne4 Raf8 21. Nxd6
Qxd6 22. Re6 Qd7 23. Rfe1 Nd5 24. R6e5 Rxe5 25. dxe5 Qg4 26. Kh1 Nf4 27. Qc2 h5
28. Ng1 Ne6 29. Nf3 Nf4 30. Ng1 Re8 31. Qe4 Rxe5 0-1