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Subject: Re: A tough test position

Author: Andreas Stabel

Date: 02:00:12 10/28/04

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On October 24, 2004 at 23:04:07, Albert Silver wrote:

>The following position came up in a game with some settings I am testing:
>
>[D]r2r4/1p1n2k1/1qn1p1pp/pNppP3/P7/R6P/1PPQBPP1/4R1K1 w - - 0 22
>
>Pro Deo S&D 6.5 played 22.Bh5! and went on to win with a crushing attack, helped
>by a blunder on its opponent it is true with 22...Ncxe5? Play proceeded with
>23.Qc3 Kf6 24.Rxe5 Nxe5 25.f4 gxh5 26.Qxe5+ Kf7 27.f5! and white quickly won.
>
>A better line would be 22...Rf8 23.Bxg6! Ncxe5 24.Bh5 Rf5 25.Bd1!
>
>                                              Albert

Crafty 19.17 seems to like Bh5, but then switches to c4:
14->  15:17   0.43   1. Qf4 Rf8 2. Qg3 c4 3. Bh5 Ne7 4.
                     Ra2 Kh7 5. Bg4 Nc6 6. Bxe6 Nb4 7. Bxd7
                     Nxa2
15    21:26   0.43   1. Qf4 Rf8 2. Qg3 c4 3. Bh5 Ne7 4.
                     Bg4 Nc5 5. Qe3 Nc6 6. Bxe6 Nb4 7. Nd4
                     h5 8. c3 Nxe6 9. Nxe6+ Qxe6 10. cxb4
                     axb4
15    78:04   0.45   1. Bh5 Ncxe5 2. Qc3 gxh5 3. Rxe5 Nxe5
                     4. Qxe5+ Kh7 5. Nc7 Rg8 6. Nxa8 Rxa8
                     7. Re3 h4 8. Qxe6 Qxb2 9. Qxd5 Qxc2
                     10. Qxb7+
15->  81:58   0.45   1. Bh5 Ncxe5 2. Qc3 gxh5 3. Rxe5 Nxe5
                     4. Qxe5+ Kh7 5. Nc7 Rg8 6. Nxa8 Rxa8
                     7. Re3 h4 8. Qxe6 Qxb2 9. Qxd5 Qxc2
                     10. Qxb7+
16   114:59   0.44   1. Bh5 Rg8 2. Qf4 Kh7 3. Bg4 Rgf8 4.
                     Qg3 Nd4 5. Nxd4 cxd4 6. Rb3 Qc6 7.
                     Be2 Rf7 8. Bd3 Nf8 9. Ra3
16-> 336:08   0.44   1. Bh5 Rg8 2. Qf4 Kh7 3. Bg4 Rgf8 4.
                     Qg3 Nd4 5. Nxd4 cxd4 6. Rb3 Qc6 7.
                     Be2 Rf7 8. Bd3 Nf8 9. Ra3
17   392:57   0.48   1. Bh5 Rg8 2. Bg4 Ncxe5 3. Qc3 d4 4.
                     Qg3 Nxg4 5. Qxg4 Ra6 6. Rg3 Kh7 7.
                     c3 Nf6 8. Qe2 dxc3 9. Qe5 Qd8 10. Nxc3
17   835:59   0.61   1. c4 Ndxe5 2. Rg3 dxc4 3. Qc2 Rd7
                     4. Bxc4 Qd8 5. Bxe6 Re7 6. Rd1 Nd4
                     7. Rxd4 cxd4 8. Qf5 Qb8 9. Nxd4
17-> 919:43   0.61   1. c4 Ndxe5 2. Rg3 dxc4 3. Qc2 Rd7
                     4. Bxc4 Qd8 5. Bxe6 Re7 6. Rd1 Nd4
                     7. Rxd4 cxd4 8. Qf5 Qb8 9. Nxd4

Regards
Andreas



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