MESON Chess Problem Database

Problem Display
PID: 63810 (K6Q/8/B2pp3/R1p1BPp1/4k1N1/5p2/3PN3/8 w - - 0 1)

Cudmore, Henry

1st Prize, Sheffield Independent, 0000

K6Q/8/B2pp3/R1p1BPp1/4k1N1/5p2/3PN3/8

#2

9 + 6

15 British Chess Magazine 1889
187 The Chess Bouquet 1897

SOLUTION

  • SOUND
  • Sets
    • 1...dxe5
      • 2.Qxe5#
    • 1...d5
      • 2.Sg3#
    • 1...exf5
      • 2.Sc3#
  • Tries
    • 1.Sf2+?
      • 1...Kxf5
        • 2.Bd3#
        • 2.Qf6#
      • 1...Kd5!
    • 1.Ra4+?
      • 1...Kd5
        • 2.Bb7#
      • 1...Kxf5
        • 2.Bd3#
        • 2.Qf6#
        • 2.Qh7#
      • 1...c4!
    • 1.d3+?
      • 1...Kd5
        • 2.Bb7#
      • 1...Kxf5!
  • Keys
    • 1.Qh3!
      • 1...Kd5
        • 2.Qxf3#
      • 1...Kxf5
        • 2.Bd3#
      • 1...fxe2
        • 2.Qd3#
      • 1...dxe5
        • 2.Sf6#
      • 1...exf5
        • 2.Sc3#
      • 1...f2
        • 2.Qd3#
      • 1...c4
        • 2.Sf2#
      • 1...d5
        • 2.Sg3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • P(e);OGATE,XB(E)::QAR1(I),XP(e)
    • P(e);SBLOCK::S(B)
    • P(f);SBLOCK,XP(F)::S(B)
  • Tries
    • Try
      • S(C);CHECK
      • Refutation
        • K(b);P_SPINP(c),S_FLIGHT
    • Try
      • R(D);CHECK
      • Vars
        • K(b);S_FLIGHT::B(G)
      • Refutation
        • P(c);P_SPINP(c)
    • Try
      • P(A);CHECK
      • Vars
        • K(b);P_SPINP(c),S_FLIGHT::B(G)
      • Refutation
        • K(b);S_FLIGHT,XP(F)
  • Actual
    • Q(I);
    • Vars
      • K(b);P_SPINP(c),S_FLIGHT::QAB(I),XP(a)
      • K(b);S_FLIGHT,XP(F)::B(G)
      • P(a);OGATE,XS(B)::QAB1(I)
      • P(e);SBLOCK,XB(E)::S(C)
      • P(f);SBLOCK,XP(F)::S(B)
      • P(a);OGATE::QAB1(I)
      • P(c);::S(C)
      • P(e);SBLOCK::S(B)
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