MESON Chess Problem Database

Problem Display
PID: 158908 (5B2/8/K2p2N1/3pRp2/2k2N1R/p1b5/P4Q2/8 w - - 0 1)

Andrew, Frederick William

Nottinghamshire Guardian, 1896

(First published on Sat Nov 28 1896)

5B2/8/K2p2N1/3pRp2/2k2N1R/p1b5/P4Q2/8

#2

8 + 6

15351 SCPF/BCPS Black Books 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Kb4
      • 2.Sd3#
      • 2.Sxd5#
    • 1...dxe5
      • 2.Qc5#
  • Tries
    • 1.Sxd5+?
      • 1...Kd3
        • 2.Re3#
        • 2.Qe2#
      • 1...Bd4
        • 2.Qxd4#
        • 2.Qc2#
      • 1...f4!
    • 1.Qf1+?
      • 1...Kb4
        • 2.Sd3#
        • 2.Qb5#
      • 1...Kd4
        • 2.Se6#
      • 1...Kc5!
    • 1.Qe2+?
      • 1...Kb4
        • 2.Sd3#
        • 2.Qb5#
      • 1...Kd4
        • 2.Se6#
        • 2.Rxd5#
      • 1...Kc5!
  • Keys
    • 1.Qc2!
      • 1...Kb4
        • 2.Sd3#
      • 1...Kd4
        • 2.Se6#
      • 1...Kc5
        • 2.Qxc3#
      • 1...dxe5
        • 2.Qd3#
      • 1...d4
        • 2.Qb3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • P(f);N_GUARD,XR(E)::QAR1(B)
  • Tries
    • Try
      • S(C);CHECK,XP(d)
      • Refutation
        • P(e);P_SPINP(e)
    • Try
      • Q(B);CHECK
      • Vars
        • K(c);P-FLIGHT::R(D)+S(C),DCHECK
      • Refutation
        • K(c);P-FLIGHT,P_SPINP(d)
    • Try
      • Q(B);CHECK
      • Refutation
        • K(c);P-FLIGHT,P_SPINP(d)
  • Actual
    • Q(B);P_PINB(b)
    • Vars
      • K(c);N_SPINB(b),P-FLIGHT,P_SPINP(f)::R(D)+S(C),DCHECK
      • K(c);N_SPINB(b),P-FLIGHT::R(D)+S(C),DCHECK
      • K(c);P-FLIGHT,P_SPINP(d)::QAR2(B),XB(b)
      • P(f);XR(E)::QAB1(B)
      • P(d);SBLOCK::QAB1(B)
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