MESON Chess Problem Database

Problem Display
PID: 4674 (K1B5/3p4/2PP1p2/3k1b1R/P4P2/4B3/2Q1P3/8 w - - 0 1)

Kondelik, Karel

International Chess Magazine, 1886

K1B5/3p4/2PP1p2/3k1b1R/P4P2/4B3/2Q1P3/8

#2

10 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...dxc6
      • 2.Qd3#
  • Tries
    • 1.Qd3+?
      • 1...Kxc6
        • 2.Bb7#
      • 1...Ke6!
    • 1.Qxf5+?
      • 1...Kxc6
        • 2.Qxd7#
        • 2.Qc5#
        • 2.Qd5#
      • 1...Kxd6
        • 2.Qxd7#
      • 1...Kc4!
    • 1.Qc5+?
      • 1...Ke4
        • 2.Qd4#
      • 1...Ke6!
  • Keys
    • 1.Bc5!
      • 1...Kxc6
        • 2.Bb7#
      • 1...Ke6
        • 2.Qb3#
        • 2.Qa2#
        • 2.Qc4#
      • 1...dxc6
        • 2.Rxf5#
        • 2.e4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • P(d);SBLOCK,XP(G)::QAR2(A)
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);N_SPINB(b),S_FLIGHT,XP(G)::B(J)
      • Refutation
        • K(a);N_SPINB(b),P_SPINP(d),S_FLIGHT
    • Try
      • Q(A);CHECK,XB(b)
      • Vars
        • K(a);P-FLIGHT,XP(H)::QAR1(A),XP(d)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);N_SPINB(b),S_FLIGHT::QAR1(A)
      • Refutation
        • K(a);N_SPINB(b),P_SPINP(d),S_FLIGHT
  • Actual
    • B(C);
    • Vars
      • K(a);N_SPINB(b),OGATEB,S_FLIGHT,XP(G)::B(J)
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