Author: Roy Eassa
Date: 13:16:56 01/17/02
Go up one level in this thread
On January 17, 2002 at 14:41:16, Eduard Nemeth wrote:
>Position after move 44 (white):
>
>[D]8/2p4p/7B/2b2r2/8/P4k1P/1P1R1N2/6K1 b - - 0 44
>
>Ponomariov played here 44...Rf6! Wrong move is here 44...Kg3??, then
>white win forced in the bishop-endgame!
I wonder whether White could still have won with 48.b4 or even with 50.a4:
1.d4 d5 2.c4 dxc4 3.e4 Nf6 4.e5 Nd5 5.Bxc4 Nb6 6.Bd3 Nc6 7.Ne2 Bg4 8.f3 Be6
9.Nbc3 Bc4 10.Bxc4 Nxc4 11.0-0 e6 12.a3 Qd7 13.Kh1 Be7 14.Qb3 Nb6 15.Be3 0-0
16.Rac1 a5 17.Rfd1 a4 18.Qc2 Rfd8 19.Nf4 Ra5 20.Qe4 g6 21.Qc2 Qe8 22.Qe2 Rd7
23.Rc2 Nd5 24.Ncxd5 exd5 25.Rdc1 f6 26.Nd3 fxe5 27.dxe5 d4 28.Bh6 g5 29.Rxc6
bxc6 30.Rxc6 Bd6 31.f4 Rf7 32.Rc1 Rxf4 33.Nxf4 Rxe5 34.Qc4+ Qf7 35.Nd3 Rf5
36.Qxf7+ Kxf7 37.h4 gxh4 38.Kg1 Ke6 39.Rc4 h3 40.gxh3 Kd5 41.Rxa4 Ke4 42.Nf2+
Kf3 43.Rxd4 Bc5 44.Rd2 {diagram}
44...Rf6!
[44...Kg3? 45.Rd3+ Rf3 46.Rxf3+ Kxf3 47.a4 Bxf2+ 48.Kf1+-]
45.Bg5
[45.b4 Bb6
(45...Ba7 46.Bg5 Rg6 47.Kf1 Rxg5 48.Rd3+ Kf4 49.Rd7±)
46.Kf1 Rxh6 47.Rd3+ Kf4 48.a4 Bxf2 49.Kxf2 Ke4±]
45...Rg6
[45...Rd6 46.Rxd6 Bxf2+ 47.Kf1 cxd6 48.b4+-]
46.Kf1 Rxg5 47.Rd3+ Kf4 48.Rc3
[48.Rd7 Bxf2 49.Kxf2 Rh5 50.Rf7+ Ke4 51.Kg3 c5 52.Rc7±;
48.b4! Ba7
(48...Bb6? 49.a4+-)
49.Rd7
(49.Rc3 Rg7 50.a4±)
49...Rg3 50.Rxc7 Bxf2 51.Kxf2 Rxh3±]
48...Bb6 49.b4 Rd5
[49...Rg3 50.Rxg3 Kxg3 51.Nd3 Kxh3 52.a4 Kg3 53.a5 Ba7 54.Ne5+-]
50.Rd3
[50.a4! Rd2 51.Nd3+
(51.Ng4 h5!)
51...Ke4 52.Nc5+ Kd4
(52...Bxc5 53.Rxc5 Rd4 54.Rxc7 Rxb4 55.Rxh7 Kf3 56.Rf7+ Kg3
57.Ra7 Rb2
(57...Kxh3 58.Ke2 Kg4 59.Kd3 Kf5 60.Kc3+-)
58.Ke1 Kxh3 59.Kd1±;
53.Rc1 Rh2 54.a5 Rh1+ 55.Ke2 Rh2+ 56.Kf3 Bxc5 57.Rxc5 Rxh3++-]
50...Rf5 51.Nd1 c5 52.Nc3 cxb4 53.axb4 Ke5+ 54.Ke1 Rf4 55.Rd5+ Ke6 56.Rb5 Bc7=
57.Nd5 Re4+ 58.Kf2 Bd6 ½-½
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