MESON Chess Problem Database

Problem Display
PID: 146424 (8/2KpPp2/3PbB1p/2p1n2Q/2n1k1p1/2R1P1R1/3P4/8 w - - 0 1)

Kemp, Charles Edward

Western Morning News, 1925

(First published on Sat Nov 21 1925)

8/2KpPp2/3PbB1p/2p1n2Q/2n1k1p1/2R1P1R1/3P4/8

#2

9 + 9

15044 Kemp Archive 2013
15239 Valois Notebooks 2024

SOLUTION

  • SOUND
  • Sets
    • 1...Sb2
      • 2.Qxe5#
    • 1...Sxd2
      • 2.Qxe5#
    • 1...Sa3
      • 2.Qxe5#
    • 1...Sxe3
      • 2.Qxe5#
    • 1...Sa5
      • 2.Qxe5#
    • 1...Sb6
      • 2.Qxe5#
    • 1...Sxd6
      • 2.Qxe5#
    • 1...Sc6
      • 2.d3#
    • 1...Sg6
      • 2.d3#
  • Tries
    • 1.e8R?
      • 1...Sxd2
        • 2.Qxe5#
      • 1...Sxe3
        • 2.Qxe5#
      • 1...Sxd6
        • 2.Qxe5#
      • 1...Bd5
        • 2.Qxg4#
        • 2.d3#
      • 1...Bf5
        • 2.Qh1#
      • 1...Sb2
        • 2.Qxe5#
      • 1...Sa3
        • 2.Qxe5#
      • 1...Sa5
        • 2.Qxe5#
      • 1...Sb6
        • 2.Qxe5#
      • 1...Sd3
        • 2.Rxc4#
      • 1...Sf3
        • 2.Rxg4#
      • 1...Sc6
        • 2.d3#
      • 1...Sg6
        • 2.d3#
      • 1...Kd5!
  • Keys
    • 1.e8Q!
      • 1...Kd5
        • 2.Qa8#
      • 1...Sxd2
        • 2.Qxe5#
      • 1...Sxe3
        • 2.Qxe5#
      • 1...Sxd6
        • 2.Qxe5#
      • 1...Bd5
        • 2.Qxg4#
        • 2.d3#
      • 1...Bf5
        • 2.Qh1#
      • 1...Sb2
        • 2.Qxe5#
      • 1...Sa3
        • 2.Qxe5#
      • 1...Sa5
        • 2.Qxe5#
      • 1...Sb6
        • 2.Qxe5#
      • 1...Sd3
        • 2.Rxc4#
      • 1...Sf3
        • 2.Rxg4#
      • 1...Sc6
        • 2.d3#
      • 1...Sg6
        • 2.d3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD::QAR1(E),XS(e)
    • S(a);N_GUARD,XP(A)::QAR1(E),XS(e)
    • S(a);N_GUARD,XP(C)::QAR1(E),XS(e)
    • S(a);N_GUARD,XP(F)::QAR1(E),XS(e)
    • S(e);N_GUARD::P(A)
  • Tries
    • Try
      • P(I);
      • Vars
        • S(a);N_GUARD,XP(A)::QAR1(E),XS(e)
        • S(a);N_GUARD,XP(C)::QAR1(E),XS(e)
        • S(a);N_GUARD,XP(F)::QAR1(E),XS(e)
        • B(f);P_SPINS(e),SBLOCK::QAB(E)
        • S(a);N_GUARD::QAR1(E),XS(e)
        • S(e);N_GUARD,P_SPINB(f),SBLOCK::R(B),XS(a)
        • S(e);N_GUARD,P_SPINB(f),SBLOCK::R(D),XP(c)
        • S(e);N_GUARD,P_SPINB(f)::P(A)
      • Refutation
        • K(b);P_SPINS(e),S_FLIGHT
  • Actual
    • P(I);
    • Vars
      • K(b);P_SPINS(e),S_FLIGHT::QAB(I)
      • S(a);N_GUARD,XP(A)::QAR1(E),XS(e)
      • S(a);N_GUARD,XP(C)::QAR1(E),XS(e)
      • S(a);N_GUARD,XP(F)::QAR1(E),XS(e)
      • B(f);P_SPINS(e),SBLOCK::QAB(E)
      • S(a);N_GUARD::QAR1(E),XS(e)
      • S(e);N_GUARD,P_SPINB(f),SBLOCK::R(B),XS(a)
      • S(e);N_GUARD,P_SPINB(f),SBLOCK::R(D),XP(c)
      • S(e);N_GUARD,P_SPINB(f)::P(A)
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