Author: Koundinya Veluri
Date: 08:21:22 10/19/01
Go up one level in this thread
>This one is also hard for Deep Fritz
>
>Here is the anlaysis after Bb5 axb5(it needs depth 13 to see positive score when
>Gambittiger needs only depth 9 for positive score
>
>New position
>[D]k1q2brr/1p3pp1/p7/1P3n1n/1P2N2p/1NP5/1BB1Q1PP/2R2R1K b - - 0 1
>
Starting here it's a little easier for King of Kings. It sees black as positive
at around 1:16 and gets Nhg3+ at around 1:48 so it should be able to solve the
original position at 11 ply within 30 minutes but for some reason it just
explodes. Anyway, from the new position:
0 -547 10 3 b6 bxa6
5 -490 78 100000 Qe6 Qf3 g6 bxa6 Qxa6 c4 Bxb4 Bxh8 Rxh8
6 -490 112 150459 Qe6 Qf3 g6 bxa6 Qxa6 c4 Bxb4 Bxh8 Rxh8
6 -457 266 361798 Qe6 Kg1 Be7 bxa6 bxa6 Qf3 g6
7 -457 333 469191 Qe6 Kg1 Be7 bxa6 bxa6 Qf3 g6
7 -476 660 911475 Qe6 Kg1 Qb6+ Qf2 Qxf2+ Rxf2 g6 bxa6
bxa6 c4
8 -476 880 1239217 Qe6 Kg1 Qb6+ Qf2 Qxf2+ Rxf2 g6 bxa6
bxa6 c4
8 -490 1615 2256619 Qe6 Kg1 Qb6+ Nec5 Bxc5+ bxc5 Qe6 Qxe6
fxe6 bxa6 Ne3 axb7+ Kxb7
9 -490 2518 3607351 Qe6 Kg1 Qb6+ Nec5 Bxc5+ bxc5 Qe6 Qxe6
fxe6 bxa6 Ne3 axb7+ Kxb7
9 -493 4473 6305568 Qe6 Kg1 Qb6+ Nbc5 Bxc5+ bxc5 Qe6 bxa6
Rd8 axb7+ Kxb7 Bb3 Qxb3 Rxf5
9 -492 5509 7812187 [+-] Nfg3+ Nxg3 Nxg3+ hxg3 hxg3+ Kg1 Rh1+
Kxh1 Rh8+ Kg1 Bc5+ Rf2 gxf2+ Qxf2
Bxf2+ Kxf2
9 -450 6155 8771476 [++] Nfg3+ Nxg3 Nxg3+ hxg3 hxg3+ Kg1 Rh1+
Kxh1 Rh8+ Kg1 Bc5+ Rf2 gxf2+ Qxf2
Bxf2+ Kxf2
9 -370 7507 10743900 [++] Nfg3+ Nxg3 Nxg3+ hxg3 hxg3+ Kg1 Rh1+
Kxh1 Rh8+ Kg1 Bc5+ Rf2 gxf2+ Qxf2
Bxf2+ Kxf2 axb5 Be4 Qd8
9 -210 7602 10886136 [++] Nfg3+ Nxg3 Nxg3+ hxg3 hxg3+ Kg1 Rh1+
Kxh1 Rh8+ Kg1 Bc5+ Rf2 gxf2+ Qxf2
Bxf2+ Kxf2 axb5 Be4 Qd8
9 110 7680 11015629 [++] Nfg3+ Nxg3 Nxg3+ hxg3 hxg3+ Kg1 Rh1+
Kxh1 Rh8+ Kg1 Bc5+ Rf2 Rh1+ Kxh1 Qh8+
Qh5 Qxh5+ Kg1 gxf2+ Kf1 Qh1+ Ke2
f1=Q+ Rxf1 Qxg2+ Rf2 Bxf2
9 479 8420 12169624 Nfg3+ hxg3 Nxg3+ Kh2 Nxe2 Rcd1 Qc7+
Kh1 Bxb4 bxa6 bxa6 Nd4 Nxd4 Rxd4
10 479 9261 13447412 Nfg3+ hxg3 Nxg3+ Kh2 Nxe2 Rcd1 Qc7+
Kh1 Bxb4 bxa6 bxa6 Nd4 Nxd4 Rxd4
10 482 10363 15096032 Nfg3+ hxg3 Nxg3+ Kh2 Nxe2 bxa6 Qc7+
Kh1 h3 axb7+ Kb8 g3 Nxc1 Rxc1 Kxb7
10 483 10753 15721629 [+-] Nhg3+ hxg3 hxg3+ Kg1 Bc5+ Nf2 Bxf2+
Rxf2 Rh1+ Kxh1 Rh8+ Qh5 Rxh5+ Kg1 Qh8
Nd4 Nxd4 bxa6 gxf2+ Kxf2 Nxc2 axb7+
Kxb7
10 519 11103 16314642 [++] Nhg3+ hxg3 hxg3+ Kg1 Bc5+ Nf2 Bxf2+
Rxf2 Rh1+ Kxh1 Rh8+ Qh5 Rxh5+ Kg1 Qh8
Nd4 Nxd4 bxa6 gxf2+ Kxf2 Nxc2 axb7+
Kxb7
10 543 13397 19739065 Nhg3+ hxg3 hxg3+ Kg1 Bc5+ Rf2 gxf2+
Qxf2 Bxf2+ Nxf2 axb5 Bd3 Nd6 Nd4 Nc4
Ra1+ Kb8
11 543 13487 19871323 Nhg3+ hxg3 hxg3+ Kg1 Bc5+ Rf2 gxf2+
Qxf2 Bxf2+ Nxf2 axb5 Bd3 Nd6 Nd4 Nc4
Ra1+ Kb8
Koundinya
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