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Subject: Endgame test.

Author: Slater Wold

Date: 15:54:47 10/03/01


Here is a position from a game I played recently.

How long does it take other engines to get this move?

[D]8/1kbQ2NK/4p2p/8/1p1p1P2/8/4q3/8 w - - 0 1

Solution is Qxd4! and the game draws.


Analysis by Deep Junior 7:

82.f5 exf5 83.Qxd4
  -+  (-2.23)   Depth: 3   00:00:00
82.Qxd4 Qc2+
  µ  (-0.82)   Depth: 6   00:00:00
82.Qxd4 Qc2+
  µ  (-0.82)   Depth: 6   00:00:00  1kN
82.Qxd4 Qc2+
  µ  (-0.82)   Depth: 6   00:00:00  1kN
82.Qxd4 Qc2+
  µ  (-0.82)   Depth: 6   00:00:00  1kN
82.Qxd4 Qc2+
  µ  (-0.82)   Depth: 9   00:00:00  7kN
82.Qxd4 Qc2+ 83.Kxh6
  µ  (-0.82)   Depth: 12   00:00:03  5677kN, tb=290
82.Qxd4 Qc2+
  µ  (-1.12)   Depth: 13   00:00:10  18885kN, tb=968
82.Nxe6 Qc4 83.Nxd4 h5 84.Kg6 b3 85.Nb5 Qc2+ 86.Kxh5 b2 87.Nd6+ Ka7 88.Nb5+ Kb6
89.Na3 b1Q
  µ  (-1.06)   Depth: 13   00:00:17  31552kN, tb=2611
82.Nxe6!
  µ  (-0.76)   Depth: 14   00:00:30  64267kN, tb=6362
82.Nxe6 Qc4 83.Nxd4 h5 84.f5 h4 85.f6 h3 86.Nf5 Kb6 87.f7 h2 88.Kg6 b3 89.f8Q
h1Q
  ³  (-0.68)   Depth: 14   00:00:44  98679kN, tb=9142
82.Nxe6 Qc4
  µ  (-0.98)   Depth: 15   00:01:31  212842kN, tb=16801
82.Nxe6 Qc4 83.Nxd4 h5 84.f5 h4 85.f6 h3 86.Nf5 Ka6 87.f7 h2 88.f8Q h1Q+ 89.Nh6
Qb1+ 90.Qff5 Qbc2 91.Qc8+
  µ  (-0.94)   Depth: 16   00:02:48  389344kN, tb=33844
82.Nxe6 Qc4 83.Nxd4 h5 84.Nf5 Qxf4 85.Qd5+ Ka7 86.Ne7 Qe3 87.Qa2+ Qa3 88.Qf2+
Kb7 89.Qg2+ Kb8 90.Qg8+ Ka7 91.Qg1+
  µ  (-1.07)   Depth: 17   00:07:11  966050kN, tb=85369
82.Nxe6 Qc4
  µ  (-1.07)   Depth: 18   00:09:27  1282465kN, tb=109813
82.Nxe6 Qc4 83.Nxd4 h5 84.Nf5 Qxf4 85.Qd5+ Ka7 86.Ne7 Qe3 87.Qa2+ Qa3 88.Qf2+
Bb6 89.Nc8+ Kb7 90.Qxb6+ Kxc8 91.Qc5+
  µ  (-0.98)   Depth: 19   00:25:47  3673677kN, tb=356056
82.Qxd4!
  µ  (-0.77)   Depth: 19   00:41:59  1372116kN, tb=732850
82.Qxd4 Qc2+ 83.Kxh6 Qc3 84.Qe4+ Kb6 85.Nxe6 b3 86.Kh5 b2 87.f5 Be5 88.Ng5 Qd4
89.Qc2 Bf4
  ³  (-0.41)   Depth: 19   01:22:11  3393155kN, tb=1457960
82.Qxd4 Qb5 83.Qe4+ Ka7 84.Nxe6 Bd6 85.Qd4+ Qb6 86.f5 b3 87.Qa1+ Kb7
  =  (-0.19)   Depth: 20   03:23:56  2169274kN, tb=3264376
82.Qxd4 Qb5 83.Qe4+ Ka7 84.Nxe6 Bd6 85.Qd4+ Qb6 86.f5 b3 87.Qa4+ Kb7 88.Qd7+ Ka8
89.Qe8+ Bb8 90.Nd8 Bc7 91.Nf7+
  =  (0.00)   Depth: 21   05:51:39  1055098kN, tb=6359801

(, MyTown 03.10.2001)


Slate



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