MESON Chess Problem Database

Problem Display
PID: 4868 (8/3N1K2/1pB5/2P5/2kp4/2P5/2Q5/8 w - - 0 1)

Pech, Jindrich

Shakhmatny Zhurnal, 1892

8/3N1K2/1pB5/2P5/2kp4/2P5/2Q5/8

#2

6 + 3

3360 Simple Two-move Themes 1924
3713 Snap 2007

SOLUTION

  • SOUND
  • Sets
    • 1...bxc5
      • 2.Se5#
      • 2.Sb6#
  • Tries
    • 1.Bb5+?
      • 1...Kd5
        • 2.Qf5#
        • 2.Qg2#
        • 2.c4#
      • 1...Kxb5!
  • Keys
    • 1.Ba4!
      • 1...Kd5
        • 2.c4#
      • 1...dxc3
        • 2.Qe4#
      • 1...bxc5
        • 2.Sb6#
      • 1...d3
        • 2.Qb3#
      • 1...b5
        • 2.Bb3#

This anticipates 112965(1898), 52922(1926)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(D);CHECK
      • Refutation
        • K(a);S_FLIGHT,XB(D)
  • Actual
    • B(D);
    • Vars
      • K(a);OGATE,S_FLIGHT::P(B)
      • P(b);OGATEB,P_SPINP(b),SBLOCK,XP(B)::QAR2(A)
      • P(c);SBLOCK,XP(C)::S(E)
      • P(b);SBLOCK::QAB1(A)
      • P(c);SBLOCK::B(D)
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