Author: Richard Pijl
Date: 02:06:45 02/28/03
Go up one level in this thread
On February 26, 2003 at 14:38:41, Steffen Jakob wrote:
>Here is another one from Hossa - Fritz 8:
>
>[D]3r2k1/6pp/4bp2/8/1ppBP1P1/1q3P2/1P1R2KP/4Q3 b - - 0 39
>
>Fritz played 39... Rxd4 and was able to win the game with the b and c pawn.
>Nevertheless 39... Rxd4 is only a draw (please correct me if I am wrong) and
>therefore it should be avoided or at least evaluated as a draw.
>
>Main line: 39... Rxd4 40. Rxd4 Qxb2+ 41. Rd2 Qb3 42. Rd8+ {here Hossa played 42.
>Qh4?} Kf7 43. Qf2
The Baron 0.99.6b3 avoids Rxd4 within a second (PIII-500) and chooses Rc8
instead:
ply time nodes score pv
4(10)> 0 14006 46 d8d4
4(10)& 0 14446 61 d8d4 d2d4 b3b2 d4d2 b2e5
4(10). 0 21324 61 d8d4 d2d4 b3b2 d4d2 b2e5
5(10)> 0 24814 27 d8a8
5(10)& 0 30018 38 d8a8 e1d1 b3d1 d2d1 a8a2 h2h4
5(14)> 0 69969 39 d8c8
5(14)& 1 94337 58 d8c8 e1c1 c8c6 c1d1 b3a2
5(14). 1 105889 58 d8c8 e1c1 c8c6 c1d1 b3a2
6(14)& 2 178258 75 d8c8 e1c1 c4c3 d2c2 b3c4 c1e3 c4a2
6(14). 2 221112 75 d8c8 e1c1 c4c3 d2c2 b3c4 c1e3 c4a2
7(17)& 6 498981 58 d8c8 e1c1 c8c6 e4e5 c4c3 b2c3 b4c3 d2c2 f6e5
7(18). 13 1083870 58 d8c8 e1c1 c8c6 e4e5 c4c3 b2c3 b4c3 d2c2 f6e5
8(19)& 22 1855343 87 d8c8 e1c1 c4c3 b2c3 b3c4 d2c2 b4b3 c2d2 c8d8
8(19). 25 2069670 87 d8c8 e1c1 c4c3 b2c3 b3c4 d2c2 b4b3 c2d2 c8d8
9(21)& 53 4290219 64 d8c8 e1c1 c4c3 d2c2 b3c4 c1e3 c8d8 b2c3 b4b3
c2b2
9(21). 81 6442600 64 d8c8 e1c1 c4c3 d2c2 b3c4 c1e3 c8d8 b2c3 b4b3
c2b2
10(22)& 190 14419304 64 d8c8 e1c1 b3a4 d2c2 a4a5 d4e3 c4c3 g2g1 e6b3
c2d2 c3c2
>
>[D]3R4/5kpp/4bp2/8/1pp1P1P1/1q3P2/5QKP/8 b - - 0 43
>
>Whites queen becomes active and black has to give perpetual checks e.g. after
>43... g5 44. Qa7+ Kg6 45. Qe7.
The Baron is not happy with the black position:
ply time nodes score pv
4(10)& 0 18658 65 c4c3 f2c5 b3b2 g2g3 h7h6 c5h5 f7e7
4(10). 0 19127 65 c4c3 f2c5 b3b2 g2g3 h7h6 c5h5 f7e7
5(13)& 0 43842 57 c4c3 f2c5 b3b2 g2f1 b2b1 f1f2 b1c2 f2g3 c2b1
5(13). 0 63406 57 c4c3 f2c5 b3b2 g2f1 b2b1 f1f2 b1c2 f2g3 c2b1
6(16)& 3 257258 60 c4c3 f2c5 g7g5 f3f4 b3b2 g2f3 g5f4 c5c7 f7g6
6(16). 3 276318 60 c4c3 f2c5 g7g5 f3f4 b3b2 g2f3 g5f4 c5c7 f7g6
7(18)- 14 1069998 25 c4c3 f2c5 g7g5 c5f8 f7g6 e4e5 f6e5 f8e8 g6f6
e8f8 e6f7 d8d6 b3e6 d6e6 f6e6
7(18)> 20 1553228 -64 b3a3
7(18)& 22 1682669 -44 b3a3 f2c5 g7g5 c5f8 f7g6 f8e7 a3a2 g2f1 a2a5
d8d6 a5a1 f1e2
7(18)> 22 1719584 -43 h7h6
7(18)& 22 1750871 -34 h7h6 d8b8 c4c3 f2c5 f7g6 b8b4 b3a2 g2g3 e6g4
7(18)> 23 1779559 0 f7g6
7(18)& 24 1864144 25 f7g6 f2c5 h7h6 d8e8 b3c2 g2g3 e6d7 e8d8 b4b3
7(18). 24 1864162 25 f7g6 f2c5 h7h6 d8e8 b3c2 g2g3 e6d7 e8d8 b4b3
8(20)> 53 4084708 -1 h7h6
8(20)& 54 4173228 0 h7h6 d8b8 f7g6 f2c5 b3c2 g2g3 b4b3 b8h8 g6f7
8(20). 70 5311867 0 h7h6 d8b8 f7g6 f2c5 b3c2 g2g3 b4b3 b8h8 g6f7
9(21)- 257 18322681 -35 h7h6 d8b8 g7g5 f2c5 c4c3 b8b4 f7g6
9(21)& 283 20356577 -44 h7h6 d8b8 c4c3 f2c5 b3b2 g2g3 c3c2 c5h5 g7g6
b8b7 e6d7 h5d5 f7f8 d5d6 f8g8
9(21)> 294 21169991 -43 g7g5
9(21)& 312 22471140 -43 g7g5 h2h4 g5h4 f2h4 f7g7 g2f2 b3b2 f2e3 b2c1
e3e2 b4b3 d8d6
9(21). 341 24527120 -43 g7g5 h2h4 g5h4 f2h4 f7g7 g2f2 b3b2 f2e3 b2c1
e3e2 b4b3 d8d6
10(22)& 694 48790381 -51 g7g5 f2a7 f7g6 a7e7 b3a2 g2g1 a2b1 g1f2 b1a2
f2e1 a2a5
10(23). 1172 83097536 -51 g7g5 f2a7 f7g6 a7e7 b3a2 g2g1 a2b1 g1f2 b1a2
f2e1 a2a5
11(25)& 3162 222004522 -44 g7g5 h2h4 g5h4 d8b8 f7g7 b8b7 e6f7 f2h4 c4c3
e4e5 c3c2 e5f6 g7f8
Richard
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