Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: 2 tough positions: Avoid dxc4? and d5!!

Author: Kurt Utzinger

Date: 14:37:05 05/16/05

Go up one level in this thread


On May 16, 2005 at 17:11:06, George Tsavdaris wrote:

> This is from one of my games in a site. As i have almost won this game now, i
>would like to see if engines will play my moves. I was white.
>
>Avoid 13...dxc4? that loses by force........That is too hard for engines to see
>i think, as it is already very tough to see the next winning move.....
>[d]rn1qk2r/pp3ppp/4b3/3p4/2PP1p2/B4N2/P3Q1PP/R4RK1 b kq - 0 13
>
>After 13...dxc4? there is 14.d5!! that i can assure you that wins.....
>Again too difficult to see and especially to see a win.....!
>[d]rn1qk2r/pp3ppp/4b3/8/2pP1p2/B4N2/P3Q1PP/R4RK1 w kq - 0 14


      Hi George
      As you can see below, Little Goliath Evolution
      finds 14.d5 although the evaluation is not showing
      a won position.
      Kurt
>
>
>My analysis..........:
>14.d5! Qxd5 15.Rad1 Qa5
>
>(15...Qc6 16.Rd6 Qc8 (16...Qc7 17.Ng5+-) 17.Ng5+-) or
>(15...Qb5 16.Nd4 Qb6 17.Kh1 and the same continuation with the main line with
>+-)
>
>16.Nd4 Qb6
>
>(16...Qxa3!? 17.Nxe6 Qxe3+ 18.Qxe3 fxe3 19.Nc7+ Ke7 20.Rfe1 Rc8 21.Rxe3+ Kf8
>22.Nxa8 Nc6 23.Rd7! Rxa8 24.Rxb7+- another Pawn will be soon lost)
>
>17.Kh1 Nd7 18.Rxf4 0-0-0 19.Nxe6 Qxe6 20.Rxc4+! Kb8 21.Qxe6 fxe6 22.Rcd4 Kc8
>23.Rc1+ Kb8 24.Bd6+ +-
>
>
>[Event "??"]
>[Site "Thessaloniki"]
>[Date "??.??.??"]
>[Round "?"]
>[White "George"]
>[Black "????"]
>[Result "*"]
>[ECO "C31"]
>[PlyCount "35"]
>
>1. e4 e5 2. f4 d5 3. exd5 exf4 4. Nf3 Nf6 5. c4 c6 6. Nc3 cxd5 7. d4 Bb4 8. Be2
>Ne4 9. O-O Bxc3 10. bxc3 Nxc3 11. Qc2 Nxe2+ 12. Qxe2+ Be6 13. Ba3 dxc4 14. d5
>Qxd5 15. Rad1 Qa5 16. Nd4 Qb6 17. Kh1 Nd7 18. Rxf4 *


Neue Partie,
rn1qk2r/pp3ppp/4b3/8/2pP1p2/B4N2/P3Q1PP/R4RK1 w kq - 0 1

Analysis by Little Goliath Evolution:

14.Qe5 Nd7 15.Qb5 c3 16.Qxb7 c2
  µ  (-0.76)   Tiefe: 6/13   00:00:00  13kN
  -+  (-1.60)   Tiefe: 8/17   00:00:00  91kN
14.Rae1 Qd5 15.Qc2 Nc6 16.Re4 b5 17.Rfe1
  -+  (-1.46)   Tiefe: 8/19   00:00:00  129kN
  -+  (-1.98)   Tiefe: 9/23   00:00:00  260kN
14.Qe5 Nd7 15.Qb5 Qb6 16.Qg5 f6 17.Qxg7 0-0-0 18.Rac1 Rhg8 19.Qe7 Bd5
  -+  (-1.74)   Tiefe: 9/23   00:00:00  264kN
  -+  (-1.51)   Tiefe: 13/29   00:00:05  4699kN
14.d5 Qxd5 15.Rad1 Qa5 16.Nd4 Qxa3 17.Nxe6 Qe3+ 18.Qxe3 fxe3 19.Nc7+ Ke7 20.Rfe1
Nc6 21.Rxe3+ Kf6 22.Rf1+ Kg6 23.Rg3+ Kh6 24.Rh3+ Kg6
  µ  (-1.39)   Tiefe: 13/33   00:00:09  8308kN
  =  (0.00)   Tiefe: 18/47   00:16:05  1187509kN

(Utzinger, MyTown 16.05.2005)




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.