Author: Jarkko Pesonen
Date: 06:04:00 05/17/00
Go up one level in this thread
On May 15, 2000 at 21:13:13, Dann Corbit wrote:
>What is the best move for this position?
>[D] 2kr1b1r/ppp1qppp/2p2n2/7b/4P3/2NBBP2/PPP1Q1PP/R3K2R b KQ -
>
>How long does your program take to find Bxa7?
>[D] 2kr1b1r/pppq1ppp/3p4/3Pp3/1n2P1n1/2N1BN2/PPP2PPP/R2Q1RK1 w - - acd 14; acn
>122077893; acs 600; ce 32; pv Bxa7;
Crafty version 17.10
hash table memory = 12M bytes.
pawn hash table memory = 1M bytes.
EGTB cache memory = 1M bytes.
evaluation asymmetry -20
Pentium II 350 MHz
8 1.29 0.14 1. a3 Na6 2. Ng5 h5 3. Qe2 Kb8 4. Qc4
Nc5 5. Bxc5 dxc5
8-> 2.73 0.14 1. a3 Na6 2. Ng5 h5 3. Qe2 Kb8 4. Qc4
Nc5 5. Bxc5 dxc5
9 4.12 0.23 1. a3 Nxe3 2. fxe3 Na6 3. Ng5 Re8 4.
Nxf7 Rg8 5. Qd3 Nc5
9 6.00 0.29 1. Bxa7 b6 2. h3 Nf6 3. a3 Na6 4. Qd3
Kb7 5. Nb5 <HT>
9-> 6.43 0.29 1. Bxa7 b6 2. h3 Nf6 3. a3 Na6 4. Qd3
Kb7 5. Nb5 <HT>
10 10.88 0.05 1. Bxa7 b6 2. Qd2 Kb7 3. a4 Na6 4.
Nb5 Nc5 5. Qb4 Be7
10 15.49 0.30 1. a3 Na6 2. Ng5 h5 3. Qf3 Nf6 4. Qe2
Kb8 5. f4 Ng4 6. fxe5 Nxe5
10-> 18.00 0.30 1. a3 Na6 2. Ng5 h5 3. Qf3 Nf6 4. Qe2
Kb8 5. f4 Ng4 6. fxe5 Nxe5
11 22.26 0.29 1. a3 Na6 2. Ng5 h5 3. Bxa7 b6 4. f3
Nf6 5. Qd3 Kb7 6. Nb5
11-> 30.01 0.29 1. a3 Na6 2. Ng5 h5 3. Bxa7 b6 4. f3
Nf6 5. Qd3 Kb7 6. Nb5
12 40.17 0.40 1. a3 Na6 2. Ng5 h5 3. Qe2 Kb8 4. Nb5
Nc5 5. Bxc5 dxc5 6. f3 Nf6 7. Qc4
12-> 54.55 0.40 1. a3 Na6 2. Ng5 h5 3. Qe2 Kb8 4. Nb5
Nc5 5. Bxc5 dxc5 6. f3 Nf6 7. Qc4
13 1:25 0.29 1. a3 Na6 2. Ng5 Nf6 3. Qe2 h6 4. Nf3
Kb8 5. h3 Qe7 6. Qc4 Nc5 7. Bxc5 dxc5
13-> 3:44 0.29 1. a3 Na6 2. Ng5 Nf6 3. Qe2 h6 4. Nf3
Kb8 5. h3 Qe7 6. Qc4 Nc5 7. Bxc5 dxc5
14 4:40 0.32 1. a3 Na6 2. Ng5 Nf6 3. Qe2 h6 4. Nf3
Kb8 5. Nb5 b6 6. Nc3 Qc8 7. Qc4 Be7
14 18:27 0.37 1. Ng5 Nf6 2. f4 h6 3. fxe5 dxe5 4.
Nf3 Ng4 5. Qe2 Kb8 6. a3 Nxe3 7. Nxe5
Qe7 8. Qxe3 Nxc2
14-> 20:25 0.37 1. Ng5 Nf6 2. f4 h6 3. fxe5 dxe5 4.
Nf3 Ng4 5. Qe2 Kb8 6. a3 Nxe3 7. Nxe5
Qe7 8. Qxe3 Nxc2
15 41:23 0.32 1. Ng5 Nf6 2. a3 Na6 3. Qe2 h6 4. Nf3
Kb8 5. Nb5 Nxe4 6. Bxa7+ Ka8 7. Be3
Qf5 8. Qc4 Kb8
15 53:14 ++ 1. Bxa7!!
15 211:26 1.30 1. Bxa7 b6 2. a4 Kb7 3. a5 Ra8 4. axb6
cxb6 5. Qe2 Rxa7 6. Rxa7+ Kxa7 7. Ra1+
Kb8 8. Ra4 Nxd5 9. exd5 Qf5 10. Qc4
15-> 214:52 1.30 1. Bxa7 b6 2. a4 Kb7 3. a5 Ra8 4. axb6
cxb6 5. Qe2 Rxa7 6. Rxa7+ Kxa7 7. Ra1+
Kb8 8. Ra4 Nxd5 9. exd5 Qf5 10. Qc4
Jarkko
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