Author: bobby palacios
Date: 12:59:40 01/24/03
Go up one level in this thread
On January 24, 2003 at 13:28:00, Dieter Buerssner wrote:
>On January 23, 2003 at 19:50:09, bobby palacios wrote:
>
>>2r3k1/7p/q3pBp1/1p1pPnP1/p1nP4/P1N4R/1PQ5/7K w - - 0 1
>>
>>A nice game between Pharaon 2.62 - TheKing3.23 (p4 2.47ghz, game in 25). Here
>>Pharaon played Rxh7 which seems to draw.
>
>Yace, P4 2.53 GHz. Depending on the time control, it might have found it or not.
>
> 2875841 4.020 -1.49 9t 1. Qf2 Na5 2. Qh2 Qa7 3. Qf2 Nxd4 4. Rh4 Nab3
> 5. Rf4 {-150}
> 4050338 5.526 -1.48 9t+ 1. Rxh7 Kxh7 2. Qh2+ Kg8 3. Qh8+ Kf7 4. Qh7+
> Ke8 5. Qxg6+ Kf8 6. Qh7 Qb6 7. Qh8+ Kf7 8. Qxc8
> Qxd4 {10}
> 5549585 7.542 -1.33 9t 1. Rxh7 Ng3+ 2. Kh2 Nf1+ 3. Kg1 Kxh7 4. Qg2 Ng3
> 5. Qxg3 Kg8 6. Qd3 Kh7 {-150}
> 6172351 8.438 -1.32 9t+ 1. Qh2 Qb7 2. Qf2 Nh6
> 6688808 9.204 -1.16 9t 1. Qh2 Qb7 2. Qf2 Kf8 3. Qh2 Rc7 4. Qf2 Ke8 5.
> Rf3 {-70}
> 8983924 12.393 -1.16 9. 1. Qh2 Qb7 2. Qf2 Kf8 3. Qh2 Rc7 4. Qf2 Ke8 5.
> Rf3 {-70}
> 10524890 14.489 -1.42 10t 1. Qh2 Qb7 2. Qf2 Kf8 3. Kg2 Ke8 4. Kf1 Qb6H 5.
> Rxh7H Nxd4H {-70}
> 11544914 15.796 -1.41 10t+ 1. Rxh7 Ng3+ 2. Kh2 Nf1+ 3. Kg1 Kxh7 4. Qg2 Ng3
> 5. Qxg3 Nxa3 6. bxa3 Kg8 {110}
> 13188385 17.992 -1.08 10t 1. Rxh7 Ng3+ 2. Kh2 Nf1+ 3. Kh3 Kxh7 4. Qf2 Ng3
> 5. Kxg3 Kg8 6. Qc2 Kf7 7. Kh4 Ne3H {-150}
> 15935671 21.510 -1.08 10. 1. Rxh7 Ng3+ 2. Kh2 Nf1+ 3. Kh3 Kxh7 4. Qf2 Ng3
> 5. Kxg3 Kg8 6. Qc2 Kf7 7. Kh4 Ne3 {-150}
> 21506521 28.883 -0.68 11++ 1. Rxh7 Ng3+ 2. Kh2 Nf1+ 3. Kh3 Kxh7 4. Qf2 Ng3
> 5. Kxg3 Kg8 6. Qh2 Qa7 7. Nxb5 Qh7 {-70}
> 35011556 47.743 0.00 11t 1. Rxh7 Kxh7 2. Qh2+ Kg8 3. Qh8+ Kf7 4. Qh7+
> Ke8 5. Qxg6+ Kf8 6. Qh7 Nxe5 7. dxe5 Ng3+ 8.
> Kg2 Nf5 9. Qh8+ Kf7 10. Qh7+ Kf8 {-150}
> 36954855 50.603 0.00 11. 1. Rxh7 Kxh7 2. Qh2+ Kg8 3. Qh8+ Kf7 4. Qh7+
> Ke8 5. Qxg6+ Kf8 6. Qh7 Nxe5 7. dxe5 Ng3+ 8.
> Kg2 Nf5 9. Qh8+ Kf7 10. Qh7+ Kf8 {-150}
> 53357268 1:13.9 0.00 12t 1. Rxh7 Kxh7 2. Qh2+ Kg8 3. Qh8+ Kf7 4. Qh7+
> Ke8 5. Qxg6+ Kf8 6. Qh7 Nxe5 7. dxe5 Ng3+ 8.
> Kg2 Nf5 9. Qh8+ Kf7 10. Qh7+ Kf8 {-150}
> 56187754 1:18.1 0.00 12. 1. Rxh7 Kxh7 2. Qh2+ Kg8 3. Qh8+ Kf7 4. Qh7+
> Ke8 5. Qxg6+ Kf8 6. Qh7 Nxe5 7. dxe5 Ng3+ 8.
> Kg2 Nf5 9. Qh8+ Kf7 10. Qh7+ Kf8 {-150}
>
>
Just for comparison (Yace 0.99.56, p4 2.47ghz, 128mb hash) takes over a minute
to find Rxh7, going 11ply instead of 10.
Analysis by Yace 0.99.56:
1.Qxf5 gxf5
-+ (-7.78) Depth: 1 00:00:00
1.Rxh7 Kxh7
-+ (-5.00) Depth: 1 00:00:00
1.Nxd5 exd5
-+ (-2.88) Depth: 1 00:00:00
1.Rf3 Nxd4
-+ (-1.74) Depth: 1 00:00:00
1.Qf2
³ (-0.69) Depth: 1 00:00:00
1.Qf2
³ (-0.69) Depth: 1 00:00:00
1.Qf2 Qc6
µ (-0.89) Depth: 2 00:00:00
1.Qf2 Qc6
µ (-0.89) Depth: 2 00:00:00
1.Qf2 Qb6 2.Rd3
µ (-0.88) Depth: 3 00:00:00
1.Qf2 Qb6 2.Rd3
µ (-0.88) Depth: 3 00:00:00
1.Qf2 Qb6 2.Rd3 Qc6
µ (-1.04) Depth: 4 00:00:00
1.Qf2 Qb6 2.Rd3 Qc6
µ (-1.04) Depth: 4 00:00:00
1.Qf2 Qb6 2.Rd3 Rc7 3.Kg1
µ (-0.86) Depth: 5 00:00:00
1.Qf2 Qb6 2.Rd3 Rc7 3.Kg1
µ (-0.86) Depth: 5 00:00:00
1.Qf2 Qb6 2.Qh2 h5 3.gxh6 Qxd4
µ (-0.98) Depth: 6/18 00:00:00 77kN
1.Qf2 Qb6 2.Qh2 h5 3.gxh6 Qxd4
µ (-0.98) Depth: 6/20 00:00:00 137kN
1.Qf2 Qa7 2.Nxb5 Qb6 3.Nd6 Nfxd6 4.exd6 Qxd6
µ (-0.84) Depth: 7/20 00:00:00 235kN
1.Qf2 Qa7 2.Nxb5 Qb6 3.Nd6 Nfxd6 4.exd6 Qxd6
µ (-0.84) Depth: 7/28 00:00:01 358kN
1.Qf2 Qa7 2.Nxb5 Qb6 3.b3 Qxb5 4.bxc4 Qxc4 5.Qh2
µ (-0.86) Depth: 8/28 00:00:01 694kN
1.Qf2 Qa7 2.Nxb5 Qb6 3.b3 Qxb5 4.bxc4 Qxc4 5.Qh2
µ (-0.86) Depth: 8/30 00:00:02 974kN
1.Qf2 Na5 2.Rf3 Nb3 3.Rf4 Qb6 4.Rxf5 gxf5 5.Nd1
µ (-1.26) Depth: 9/30 00:00:04 2992kN
1.Qf2 Na5 2.Qh2 Qa7 3.Qf2 Nxd4 4.Rh4 Nab3 5.Rf4
-+ (-1.49) Depth: 9/30 00:00:04 3240kN
1.Qh2 Qb7 2.Qf2 Nh6
-+ (-1.48) Depth: 9/31 00:00:06 4190kN
1.Qh2 Qb7 2.Qf2 Kf8 3.Qh2 Rc7 4.Qf2 Ke8 5.Rf3
µ (-1.16) Depth: 9/31 00:00:06 4650kN
1.Qh2 Qb7 2.Qf2 Kf8 3.Qh2 Rc7 4.Qf2 Ke8 5.Rf3
µ (-1.16) Depth: 9/31 00:00:10 7529kN
1.Qh2 Qb7 2.Qf2 Kf8 3.Kg2 Ke8 4.Kf1 Qb6 5.Rxh7 Nxd4
-+ (-1.42) Depth: 10/31 00:00:13 9340kN
1.Qf2 Na5 2.Qg2 Nb3 3.Nxd5 exd5 4.Qxd5+ Kf8 5.Rxh7 Rc1+ 6.Kh2 Rg1
-+ (-1.41) Depth: 10/31 00:00:15 10946kN
1.Qf2 Na5 2.Qg2 Nb3 3.Nxd5 Rc1+ 4.Kh2 Qc6 5.Ne7+ Nxe7 6.Bxe7 Qxg2+ 7.Kxg2 Nxd4
µ (-1.37) Depth: 10/31 00:00:19 13619kN
1.Qf2 Na5 2.Qg2 Nb3 3.Nxd5 Rc1+ 4.Kh2 Qc6 5.Ne7+ Nxe7 6.Bxe7 Qxg2+ 7.Kxg2 Nxd4
µ (-1.37) Depth: 10/34 00:00:26 18804kN
1.Qf2 Qb7 2.Kg1 Na5 3.Rf3 Nb3 4.Rf4 Rc4 5.Kf1 Rxd4 6.Ke1
-+ (-1.45) Depth: 11/34 00:00:51 35930kN
1.Rxh7 Kxh7 2.Qh2+ Kg8 3.Qh8+ Kf7 4.Qh7+ Ke8 5.Qxg6+ Kf8 6.Qh7 Nxb2 7.Qh8+ Kf7
8.Qh7+ Ke8 9.g6 Rc7 10.Qxc7 Qb6 11.Qxb6 Kd7
-+ (-1.44) Depth: 11/37 00:01:09 48104kN
1.Rxh7 Kxh7 2.Qh2+ Kg8 3.Qh8+ Kf7 4.Qh7+ Ke8 5.Qxg6+ Kf8 6.Qh7 Nxb2 7.Qh8+ Kf7
8.Qh7+ Ke8 9.g6 Rc7 10.Qxc7 Qb6 11.Qxb6 Kd7
µ (-0.97) Depth: 11/37 00:01:15 52121kN
1.Rxh7 Ng3+ 2.Kh2 Nf1+ 3.Kh3 Kxh7 4.Qf2 Kg8 5.Qh4 Rc7 6.Qh8+ Kf7 7.Qh7+ Ke8
8.Qxc7 Qa8 9.Nxb5
= (-0.03) Depth: 11/39 00:01:28 61329kN
1.Rxh7 Ng3+ 2.Kh2 Nf1+ 3.Kh3 Kxh7 4.Qf2 Kg8 5.Qh4 Rc7 6.Qh8+ Kf7 7.Qh7+ Ke8
8.Qxc7 Qa8 9.Nxb5
= (-0.03) Depth: 11/40 00:01:32 63366kN
1.Rxh7 Kxh7 2.Qh2+ Kg8 3.Qh8+ Kf7 4.Qh7+ Ke8 5.Qxg6+ Kf8 6.Qh7 Nxe5 7.dxe5 Rxc3
8.bxc3 Qc6 9.Qh8+ Kf7 10.g6+ Kxg6 11.Qg8+ Kh6
= (0.00) Depth: 12/40 00:02:11 90067kN
1.Rxh7 Kxh7 2.Qh2+ Kg8 3.Qh8+ Kf7 4.Qh7+ Ke8 5.Qxg6+ Kf8 6.Qh7 Nxe5 7.dxe5 Rxc3
8.bxc3 Qc6 9.Qh8+ Kf7 10.g6+ Kxg6 11.Qg8+ Kh6
= (0.00) Depth: 12/42 00:02:16 93495kN
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.