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Monday, May 21, 2012

Binoni1. D4 c5

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 Benoni - 1.d4 c5 [D04]

1.d4 c5 2.Nf3 Diagram

XABCDEFGHY
8rsnlwqkvlntr(
7zpp+pzppzpp'
6-+-+-+-+&
5+-zp-+-+-%
4-+-zP-+-+$
3+-+-+N+-#
2PzPP+PzPPzP"
1tRNvLQmKL+R!
xabcdefghy

[2.Nc3 cxd4 3.Qxd4 Nc6 4.Qh4 Qb6 (4...Nf6 5.Bg5÷) 5.Bd2 g5
6.Qxg5 Bh6 7.Qb5 Bxd2+ 8.Kxd2 Qxf2 9.Rd1 Nf6 10.Nf3 d6
11.Kc1 Bd7 Diagram

XABCDEFGHY
8r+-+k+-tr(
7zpp+lzpp+p'
6-+nzp-sn-+&
5+Q+-+-+-%
4-+-+-+-+$
3+-sN-+N+-#
2PzPP+PwqPzP"
1+-mKR+L+R!
xabcdefghy

12.e4 a6 13.Qd3 Rc8 14.Rd2 Qc5 15.Be2 Nb4 16.Qd4 Qa5?!
17.Bc4 b5 18.Bb3 Rg8 19.e5ƒ Felizes,P-Anibal,J/POR-chT
(08)/1993/; 2.c4 cxd4 3.Qxd4 Nf6 4.Nf3 Nc6 5.Qd1 Qb6 6.e3 d6
7.Be2 Bf5 8.a3 g6 9.Bd3 Rc8?! Diagram

XABCDEFGHY
8-+r+kvl-tr(
7zpp+-zpp+p'
6-wqnzp-snp+&
5+-+-+l+-%
4-+P+-+-+$
3zP-+LzPN+-#
2-zP-+-zPPzP"
1tRNvLQmK-+R!
xabcdefghy

(9...Bxd3 10.Qxd3 Bg7=) 10.Bxf5 gxf5 11.Qd3 Ne4 12.Nbd2
Nxd2 13.Bxd2 e6 14.0-0 h5 15.Bc3 Rg8 16.Rfd1 Kd7 17.b4 Qd8
18.c5 d5 19.b5± Kovacs,A-Blazsik,Z/Portal Kupa Szeged op
(8)/1993/; 2.Bf4?! Diagram

XABCDEFGHY
8rsnlwqkvlntr(
7zpp+pzppzpp'
6-+-+-+-+&
5+-zp-+-+-%
4-+-zP-vL-+$
3+-+-+-+-#
2PzPP+PzPPzP"
1tRN+QmKLsNR!
xabcdefghy

2...cxd4 3.Bxb8 Rxb8 4.Qxd4 b6 5.Nc3 Bb7 6.e4 e6 7.0-0-0 Nf6
8.e5 Nd5 9.Ne4 Rc8 10.c3 Nb4 11.Nd6+ Bxd6 12.exd6 Qg5+
13.Kb1? Diagram

XABCDEFGHY
8-+r+k+-tr(
7zpl+p+pzpp'
6-zp-zPp+-+&
5+-+-+-wq-%
4-sn-wQ-+-+$
3+-zP-+-+-#
2PzP-+-zPPzP"
1+K+R+LsNR!
xabcdefghy

(13.f4™) 13...Qg6+-+ Reims-Vaughan/cr/1987/; 2.c3 Qa5!?
Diagram

XABCDEFGHY
8rsnl+kvlntr(
7zpp+pzppzpp'
6-+-+-+-+&
5wq-zp-+-+-%
4-+-zP-+-+$
3+-zP-+-+-#
2PzP-+PzPPzP"
1tRNvLQmKLsNR!
xabcdefghy

a) 2...f5?! 3.Nf3 Nf6 4.dxc5 e6 5.Be3 a5 6.Na3 Na6 7.Nb5 Ne4
8.Nd6+ Bxd6 9.cxd6 0-0 10.Qd4 (10.g3±) 10...Nb8 11.Nd2 Nc6
12.Qd3 Nf6 13.Bg5 a4 14.g3 h6 15.Bxf6 Qxf6 16.Bg2 a3
17.bxa3 Rxa3 18.Nb3 Ne5 19.Qd4 Nf7 20.0-0 Qxd4 21.cxd4
Nxd6 22.e3= Serrer,C-Buecker,S/FRG-ch (14)/1991/; b) 2...b6
3.Bf4 Nf6 4.h3 g6 5.e3 Bg7 6.Nf3 0-0 7.Be2 d6 8.0-0 Bb7
9.Nbd2 Nc6 10.Re1 Re8 11.Nc4 b5 12.Na3 a6 13.dxc5 e5 14.Bh2
dxc5 15.Qc2 Qe7 16.e4 Rad8 17.Rad1 Bh6 18.Nb1 Rxd1 19.Bxd1
Nh5 20.Nbd2 Qe6 21.Nb3 Bf8 22.Ng5 Qf6 23.Bxh5 Qxg5³ †
Henn,W-Schmidt,S/2BLSW 8889 Untergrombach-Viernheim
[8]/1989/; c) 2...g6 3.Nf3 Bg7 4.Bf4 cxd4 5.cxd4 Qb6 6.Qd2 Nc6
7.e3 Nf6 8.Nc3 0-0 9.h3 d6 10.Be2 Bf5 11.0-0 e5 12.dxe5 dxe5
13.Nxe5 Nxe5 14.Bxe5 Ne4 15.Nxe4 Bxe5 16.Bf3 Rad8 17.Qe2
Qb4 18.a3 Qxb2 19.Qxb2 Bxb2 20.Rab1 Bxe4 21.Bxe4 Rd2
22.Bxb7 Bxa3= Wahrenberg,R-Kunsztowicz,U/Hamburg op
(1)/1992/; d) 2...e6 3.g3 Nf6 4.Bg2 Nc6 5.Nf3 cxd4 6.cxd4 Bb4
+ 7.Bd2 Qb6 8.Bxb4 Qxb4+ 9.Qd2 Ne4 10.Qxb4 Nxb4 11.Na3
d5 12.0-0 Bd7 13.Rfc1 Ke7 14.Rc7 Nd6 15.Nc2 Na6 16.Rc3 Ne4
17.Rb3 Rhc8 18.Nfe1 Nd6 19.Rd3 Rc7 20.b3 Rac8³ Simic,R-
Velimirovic,D/JUG-tch/1989/; e) 2...Nf6 Diagram

XABCDEFGHY
8rsnlwqkvl-tr(
7zpp+pzppzpp'
6-+-+-sn-+&
5+-zp-+-+-%
4-+-zP-+-+$
3+-zP-+-+-#
2PzP-+PzPPzP"
1tRNvLQmKLsNR!
xabcdefghy

3.dxc5 (3.Nf3 g6 (3...e6 4.g3 b6 5.Bg2 Bb7 6.0-0 Be7 7.Nbd2 0-
0 8.Nc4 Bd5 9.Ne3 Be4 10.Nc4 b5 11.Ncd2 Bb7 12.dxc5 Bxc5
13.Nb3 Be7 14.Nbd4 a6 15.a4 b4 16.cxb4 Bxb4 17.Bd2 Be7
18.Nb3 (18.b4!?=) 18...Bd5 19.a5 Nc6 20.Be3 Qb8 21.Nfd2
Qe5³ Fischdick,G-Buecker,S/Dortmund op-A (06)/1993/) 4.Bg5
Bg7 5.Bxf6 Bxf6 6.e4 Qc7 7.Nbd2 d6 8.Nc4 0-0 9.Ne3 Bg7
10.Be2 b6 11.0-0 Bb7 12.d5 Nd7 13.a4 Nf6 14.Nd2 e6 15.Bc4
exd5 16.Bxd5 Bxd5 17.Nxd5 Nxd5 18.exd5 a6 19.Re1 b5 20.Qe2
c4 21.Ne4 Rae8 22.Qd2 Re7= Radnoti,B-Tompa,J/Zalakaros op
(1)/1991/) 3...e6 4.b4!? a5 5.Qa4 b6 6.cxb6 Qxb6 7.e3 Bb7
8.b5 d5 9.Ba3 Nbd7 10.Bxf8 Rxf8 11.Nd2 e5 12.Ngf3 Nc5
13.Qc2 e4 14.Nd4 Ng4 15.Be2 h5 16.c4 Rc8 17.h3 Ne5 18.0-0
Ncd3 19.Bxd3 exd3 20.Qc3 dxc4 21.f4± Olbrisch,M-
Rahls,P/Dortmund Op-A (6)/1992/; 3.dxc5 Qxc5 4.e4 Nf6 5.Be3
Qc7 6.Nd2 g6 7.h3 Bg7 8.Ngf3 0-0 9.Bg5 d6 10.Be2 Nc6 11.0-0
h6 12.Bf4 e5 13.Bh2 d5 14.exd5 Nxd5 15.Nd4 Nde7 16.Bf3 Qd8
17.Nxc6 Nxc6 18.Nc4 Be6 19.Qa4 Qh4 20.Nb6 Nd4!µ Gerer,J-
Dobos,J/Budapest Spring op/1992/; 2.e3 Diagram

XABCDEFGHY
8rsnlwqkvlntr(
7zpp+pzppzpp'
6-+-+-+-+&
5+-zp-+-+-%
4-+-zP-+-+$
3+-+-zP-+-#
2PzPP+-zPPzP"
1tRNvLQmKLsNR!
xabcdefghy

2...cxd4 a) 2...f5!? 3.Nf3 Nf6 4.Bd3 e6 5.c4 Nc6 6.0-0 Qc7 7.a3
(¹7.Nc3) 7...Ng4 8.Be2 Be7 9.Nc3 a6 10.d5 Nd8 11.h3 Nf6
12.Qc2 0-0 13.b3 Nf7 14.Bb2 g5 15.Nd2 e5 16.Qxf5 d6 17.Qc2
g4 18.hxg4 Nxg4 19.Qd3 Nfh6 20.f3 Nf6 21.f4 Nfg4© Sieg,M-
Rahls,P/2BLN 9091 Zehlendorf-Lübeck [5]/1990/; b) 2...Nf6
3.Nf3 g6 (3...b6 4.c4 (4.d5!? g6 5.c4 Bg7 6.Nc3 0-0 7.Be2 d6
8.0-0 e5 9.dxe6 fxe6 10.Qc2 Bb7 11.Rd1 Qe7 12.Bd2 e5 13.Be1
e4 14.Nd2 Nbd7 15.a4 Nb8! 16.Nd5 Bxd5 17.cxd5 Nbd7 18.Bb5
Rad8 19.Nc4 Ne5 20.Nxe5 Qxe5 21.h3 a5= Cuellar Gacharna,M-
Quinteros,M/Leningrad izt (12)/1973/) 4...g6 5.Nc3 Bg7 6.Be2
d6 7.0-0 0-0 8.Re1 Bb7 9.Qc2 e6 10.b3 Qe7 11.Bb2 Rd8
12.Rad1 Nc6 (12...Nbd7=) 13.a3 a6 14.d5 exd5 15.cxd5 Ne5
16.Nxe5 dxe5 17.e4 Rac8 18.a4 h5 19.Bc1 Ne8 20.Bc4 Nd6
21.Qe2 Ra8= Petrovic,M-Gocheva,R/Cetinje tt (2)/1990/) 4.dxc5
Qa5+ 5.Nbd2 Qxc5 6.c4 Bg7 7.b3 0-0 8.Bb2 Nc6 9.Be2 d5 10.0-
0 dxc4 11.Nxc4 Rd8 12.Qc1 Be6 13.Nd4 Nxd4 14.Bxd4 Qc7
15.Be5 Qc5 16.Bd4 Qc7 17.Be5 Qc5 18.Bd4 1/2:1/2,Hort,V-
Huebner,R/Montreal/1979/; 3.exd4 Nf6 4.Nf3 g6 5.Bd3 Bg7 6.0-
0 0-0 7.Re1 d6 8.c3 b6 9.Bg5 Qd7 10.Qe2 e6 11.Nbd2 Bb7
12.Ne4 Nxe4 13.Bxe4 Re8 14.Rad1 Nc6 15.Qd2 Na5 16.Bxb7
Qxb7 17.Qf4 Qd5 18.b3 e5?! 19.dxe5 dxe5 20.Rxd5 exf4 21.c4
Rxe1+ 22.Nxe1 Nc6 23.Nd3± Bossert,C-Tredt,A/Baden Baden
op (01)/1993/] 2...cxd4 Diagram

XABCDEFGHY
8rsnlwqkvlntr(
7zpp+pzppzpp'
6-+-+-+-+&
5+-+-+-+-%
4-+-zp-+-+$
3+-+-+N+-#
2PzPP+PzPPzP"
1tRNvLQmKL+R!
xabcdefghy

[2...e6 3.c3 (3.e3 b6 4.d5!? exd5?! 5.Qxd5 Nc6 6.Bc4 Qe7
7.Ne5! Qxe5? (¹7...Nf6 8.Qxf7+ Qxf7 9.Nxf7 (9.Bxf7+ Ke7
10.Nxc6+ Kxf7 11.Ne5+ Ke6²) 9...d5 10.Bb5 (10.Nxh8 dxc4µ)
10...Kxf7 11.Bxc6²) 8.Qxf7+ Kd8 9.Qxf8+ Kc7 10.Nc3 Nce7
11.Qf3 Kb8 12.e4+- Deep Thought-Johansen,D/Sydney m-
1/1991/) 3...Nc6 4.Bg5 Qb6!? 5.Qd2 h6 6.Bh4 cxd4 7.Nxd4 d5
8.e3 Bd6 9.Nb5 Be5 10.Bg3 Bxg3 11.hxg3 Nf6 12.Nd6+ Ke7
13.Nxc8+ Raxc8 14.Be2 Rhd8 15.0-0 Kf8 16.Na3 e5 17.Bd3 e4
18.Be2 Ne5 19.Nb5 Nfg4 20.Nd4 Qg6ƒ Martinov,P-
Ulibin,M/USSR/1986/] 3.Nxd4 Diagram

XABCDEFGHY
8rsnlwqkvlntr(
7zpp+pzppzpp'
6-+-+-+-+&
5+-+-+-+-%
4-+-sN-+-+$
3+-+-+-+-#
2PzPP+PzPPzP"
1tRNvLQmKL+R!
xabcdefghy

[3.Qxd4 Nc6 4.Qd1 d5 5.g3 e5 6.Bg2 Nf6 7.c4 Bb4+ 8.Bd2
Be7 9.cxd5 Nxd5 10.Nc3 Nb6³ ” Semotam,M-
Cabrilo,G/Magyarorszag/1977/] 3...d5 [3...e5 4.Nb3 d5 5.e3
Nc6 6.c4 Nf6 7.cxd5 Qxd5 8.Bd2 Bf5 9.Nc3 Qd7 10.Be2 Be7
11.0-0 0-0 12.Be1 Rfd8 13.Qxd7 Rxd7 14.Rd1 Rxd1
15.Nxd1 Rd8 16.Na5 Nxa5 17.Bxa5 Rd5 18.Be1 Bd3
19.Bxd3 Rxd3 20.Bc3 Rd5= Hille,I-Hoehn,J/2.BLW 9192
Castrop Rauxel-Solingen II [8]/1991/; 3...Nf6 4.Nc3?! d5 5.g3
e5 6.Nf3 d4 7.Nb1 Nc6 8.Bg2 e4 9.Ng5 Bf5 10.0-0? h6
11.Nh3 Qd7 12.Nf4 g5 13.g4 gxf4 14.gxf5 Qxf5µ Diagram

XABCDEFGHY
8r+-+kvl-tr(
7zpp+-+p+-'
6-+n+-sn-zp&
5+-+-+q+-%
4-+-zppzp-+$
3+-+-+-+-#
2PzPP+PzPLzP"
1tRNvLQ+RmK-!
xabcdefghy

Svendsen,O-Brestian,E/Gausdal Peer Gynt (4)/1992/] 4.e3
[4.c4 dxc4 5.Qa4+ Bd7 6.Qxc4 Nc6 7.Nc3 Nf6 8.e4?! g6 9.Bg5
Bg7 10.Rd1 Qa5 11.Bd2 Qb6! 12.Nxc6 Bxc6 13.e5 Nd7 14.e6
Ne5 15.exf7+ Nxf7 16.Na4 Qc7 17.Nc5 0-0 18.Bf4 Qa5+ 19.Bd2
Qb6 20.Be2 Bxg2µ Jovic,A-Ostojic,P/Belgrade GMA-op/1988/;
4.Bf4 f6 5.e4!? dxe4 (5...e5 6.Bxe5 fxe5 7.Qh5+©) 6.Bb5+ Nc6
7.Nxc6 Qxd1+ 8.Kxd1 a6 9.Ba4 Bd7 10.Nc3 Bxc6 11.Bxc6+ bxc6
12.Nxe4 e5 13.Be3 f5 14.Nc3 Nf6 15.Na4 Nd5 16.Ke2 Rb8
17.c4?! (¹17.b3) 17...Nxe3 18.Kxe3 Be7 19.Rad1 Rd8 20.Rxd8+
Kxd8 21.Rd1+ Kc7= Fugulyan,G-Ungureanu,E/ATI-Homorod-C
(3)/1993/; 4.g3 e5 (4...g6?! 5.Bg2 Bg7 6.0-0 Nf6 7.Nc3 0-0
8.Nb3 e6 9.e4! dxe4 10.Nc5 Qc7 11.N5xe4 Nxe4 12.Nxe4 Nc6
13.c3 e5 14.Qd6 Qa5 15.Bg5 Be6 16.a4 Rfc8 17.b4 Qc7 18.Rfd1
h6 19.Be3 Bf8 20.Qxc7 Rxc7 21.b5ƒ Nesterov,J-
Tumurhuyag,N/Bishkek zt/1993/) 5.Nb3 Nc6 (5...Nf6 6.Bg2 Be6
7.Bg5 Nbd7 8.e4 dxe4 9.N1d2 Be7 10.0-0 0-0 11.Nxe4 Nxe4
12.Bxe7 Qxe7 13.Bxe4 Nf6 14.Bg2 Rac8 15.c3 Bc4 16.Re1 Rfd8
17.Qf3 b6 18.Qf5 Nd7 19.Re3 g6 20.Qc2 f6 21.Rae1 Qf7 22.Rd1
Nf8 23.Ree1 Qc7= Menghi,C-Aschwanden,F/Arnhem EU-chJ
(9)/1988/) 6.Bg2 Be6 7.0-0 Be7 8.Nc3 Nf6 9.Bg5 d4 10.Bxf6
(10.Na4„) 10...gxf6 11.Ne4 Qb6 12.Qc1 h5! 13.c4 h4 14.c5 Qb5
15.Qd2 a5 16.Rfd1 Rd8 17.Nc1 hxg3 18.hxg3 f5µ Keene,R-
Panno,O/Palma de Mallorca/1971/] 4...Nf6 5.c4 e5 6.Nf3 Nc6
7.cxd5 Nxd5 8.Bc4 Be6 9.0-0 Be7 10.Qe2 0-0 11.Rd1 Nf4
12.exf4 Bxc4 13.Rxd8 Bxe2 14.Rxa8 Rxa8 15.Nxe5 Nd4
16.Nc3 Nc2 17.Rb1 Ba6 18.Nd5 Bd6 19.Be3 Nxe3 20.fxe3
Re8© Borja-Kortschnoj,V/Leipzig ol/1960/ Line