Author: Mike Byrne
Date: 04:10:05 09/20/02
Go up one level in this thread
On September 20, 2002 at 05:15:45, Gian-Carlo Pascutto wrote:
>[D]2b1q3/p7/1p1p2kb/nPpN3p/P1P1P2P/6P1/5R1K/5Q2 w - - 0 1
>
>Isn't Rf6+ an alternate solution to e5?
>
>--
>GCP
I would say yes.
Crafty v17.16 SE (2 cpus)
White(1):
White(1): 2b1q3/p7/1p1p2kb/nPpN3p/P1P1P2P/6P1/5R1K/5Q2 w - - 0 1
White(1): go
clearing hash tables
time surplus 0.00 time limit 100:00 (100:00)
nss depth time score variation (1)
starting thread 1
2 0.00 -1.02 1. Nf6 Qe6 2. Qe2
2 0.00 -0.96 1. Rf6+ Kg7 2. Qd3
2-> 0.01 -0.96 1. Rf6+ Kg7 2. Qd3
3 0.01 -1.13 1. Rf6+ Kg7 2. Qd3 Be6
3 0.01 -1.10 1. Nf6 Qe6 2. Qe2 Qh3+
3 0.01 -0.96 1. Qd3 Kg7 2. Qc3+ Kg6
(2) 3-> 0.03 -0.96 1. Qd3 Kg7 2. Qc3+ Kg6
4 0.03 -1.00 1. Qd3 Kg7 2. Rf6 Qe5 3. Kg1
4 0.05 ++ 1. Rf6+!!
4 0.05 -0.04 1. Rf6+ Kg7 2. Rxd6 Bd2 3. Qf6+ Kh7
(2) 4-> 0.05 -0.04 1. Rf6+ Kg7 2. Rxd6 Bd2 3. Qf6+ Kh7
5 0.06 -0.11 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Qf6+ Qxf6
4. Nxf6 Kg6
5-> 0.08 -0.11 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Qf6+ Qxf6
4. Nxf6 Kg6
6 0.11 ++ 1. Rf6+!!
6 0.15 0.82 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Qf6+ Qxf6
4. Nxf6 Bg4 5. Nxg4 hxg4
6-> 0.19 0.82 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Qf6+ Qxf6
4. Nxf6 Bg4 5. Nxg4 hxg4
7 0.26 0.85 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Qf6+ Qxf6
4. Nxf6 Nxc4 5. Nxh5+ Kh7 6. Nf6+ <HT>
(2) 7-> 0.34 0.85 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Qf6+ Qxf6
4. Nxf6 Nxc4 5. Nxh5+ Kh7 6. Nf6+ <HT>
8 0.53 0.60 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Rxh6 Qb2+
4. Kh1 Kxh6 5. Qf8+ Qg7 6. Qxc8 Nxc4
(2) 8-> 0.89 0.60 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Rxh6 Qb2+
4. Kh1 Kxh6 5. Qf8+ Qg7 6. Qxc8 Nxc4
9 1.48 0.60 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Rxh6 Qb2+
4. Kh1 Kxh6 5. Qf8+ Qg7 6. Qxc8 Nxc4
9 3.31 ++ 1. e5!!
9 6.05 1.46 1. e5 Bg7 2. exd6 Nb7 3. Qd3+ Kh6 4.
Nf6 Bxf6 5. Rxf6+ Kg7 6. Qf3
9-> 6.44 1.46 1. e5 Bg7 2. exd6 Nb7 3. Qd3+ Kh6 4.
Nf6 Bxf6 5. Rxf6+ Kg7 6. Qf3
10 9.80 1.65 1. e5 dxe5 2. Rf6+ Kg7 3. Rd6 Qf7 4.
Qxf7+ Kxf7 5. Rxh6 Bg4 6. Nf6 Nxc4
7. Nxh5
10-> 11.00 1.65 1. e5 dxe5 2. Rf6+ Kg7 3. Rd6 Qf7 4.
Qxf7+ Kxf7 5. Rxh6 Bg4 6. Nf6 Nxc4
7. Nxh5
11 14.97 1.65 1. e5 dxe5 2. Rf6+ Kg7 3. Rd6 Qf7 4.
Qxf7+ Kxf7 5. Rxh6 Bg4 6. Nf6 Nxc4
7. Nxh5
11-> 19.11 1.65 1. e5 dxe5 2. Rf6+ Kg7 3. Rd6 Qf7 4.
Qxf7+ Kxf7 5. Rxh6 Bg4 6. Nf6 Nxc4
7. Nxh5
12 41.47 1.56 1. e5 dxe5 2. Rf6+ Kg7 3. Rd6 Qf7 4.
Qxf7+ Kxf7 5. Rxh6 Bg4 6. Rh7+ Ke6
7. Ne3 Be2 <HT>
12-> 58.95 1.56 1. e5 dxe5 2. Rf6+ Kg7 3. Rd6 Qf7 4.
Qxf7+ Kxf7 5. Rxh6 Bg4 6. Rh7+ Ke6
7. Ne3 Be2 <HT>
White(1): ?
time=1:48 cpu=240% mat=0 n=112081K fh=91% nps=1036K
ext-> checks=8095450 recaps=499318 pawns=336097 sing=85
ext-> 1rep=449044 thrt:14062 pawn sac=682
predicted=0 nodes=112081909 evals=0
endgame tablebase-> probes done=0 successful=0
SMP-> split=706 stop=112 data=9/64 cpu=4:19 elap=1:48
White(1): e5
time used: 1:48
Black(1): undo
NOTICE: 60 moves to next time control
White(1): search Rf6
White(1): go
time surplus 0.00 time limit 100:00 (100:00)
nss depth time score variation (1)
4 0.00 ++ 1. Rf6+!!
4 0.00 0.00 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Qf6+ Qxf6
4. Nxf6
4-> 0.00 0.00 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Qf6+ Qxf6
4. Nxf6
5 0.02 -0.11 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Qf6+ Qxf6
4. Nxf6 Kg6
5-> 0.02 -0.11 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Qf6+ Qxf6
4. Nxf6 Kg6
6 0.02 ++ 1. Rf6+!!
6 0.05 0.82 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Qf6+ Qxf6
4. Nxf6 Bg4 5. Nxg4 hxg4
6-> 0.05 0.82 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Qf6+ Qxf6
4. Nxf6 Bg4 5. Nxg4 hxg4
7 0.13 0.85 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Qf6+ Qxf6
4. Nxf6 Nxc4 5. Nxh5+ Kh7 6. Nf6+ Kg6
<HT>
7-> 0.13 0.85 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Qf6+ Qxf6
4. Nxf6 Nxc4 5. Nxh5+ Kh7 6. Nf6+ Kg6
<HT>
8 0.31 0.54 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Rxh6 Kxh6
4. Qf8+ Kh7 5. Qxc8 Nxc4
8-> 0.31 0.54 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Rxh6 Kxh6
4. Qf8+ Kh7 5. Qxc8 Nxc4
9 0.74 0.85 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Rxh6 Kxh6
4. Qf8+ Kh7 5. Qxc8 Nxc4 6. Qd7+ Qg7
9-> 0.74 0.85 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Rxh6 Kxh6
4. Qf8+ Kh7 5. Qxc8 Nxc4 6. Qd7+ Qg7
10 1.78 0.90 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Rxh6 Kxh6
4. Qf8+ Qg7 5. Qxc8 Nxc4 6. Qe6+ Qg6
7. Qe7 Qg7
10-> 1.78 0.90 1. Rf6+ Kg7 2. Rxd6 Qe5 3. Rxh6 Kxh6
4. Qf8+ Qg7 5. Qxc8 Nxc4 6. Qe6+ Qg6
7. Qe7 Qg7
11 7.52 0.91 1. Rf6+ Kg7 2. e5 Nxc4 3. Qxc4 dxe5
4. Rc6 Qf7 5. Rc7 Bd7 6. Nxb6 axb6
7. Qxf7+ Kxf7 8. Rxd7+
11-> 7.53 0.91 1. Rf6+ Kg7 2. e5 Nxc4 3. Qxc4 dxe5
4. Rc6 Qf7 5. Rc7 Bd7 6. Nxb6 axb6
7. Qxf7+ Kxf7 8. Rxd7+
12 16.63 ++ 1. Rf6+!!
12 28.30 1.45 1. Rf6+ Kg7 2. e5 Qxe5 3. Rf7+ Kh8
4. Ne7 Qb2+ 5. Rf2 Qg7 6. Nxc8 Qc7
7. Rf6 Bg7 8. Nxd6 Bxf6 9. Qxf6+
12-> 28.30 1.45 1. Rf6+ Kg7 2. e5 Qxe5 3. Rf7+ Kh8
4. Ne7 Qb2+ 5. Rf2 Qg7 6. Nxc8 Qc7
7. Rf6 Bg7 8. Nxd6 Bxf6 9. Qxf6+
13 51.56 1.45 1. Rf6+ Kg7 2. e5 Qxe5 3. Rf7+ Kh8
4. Ne7 Qb2+ 5. Rf2 Qg7 6. Nxc8 Qc7
<HT>
13-> 51.56 1.45 1. Rf6+ Kg7 2. e5 Qxe5 3. Rf7+ Kh8
4. Ne7 Qb2+ 5. Rf2 Qg7 6. Nxc8 Qc7
<HT>
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.