MESON Chess Problem Database

Problem Display
PID: 32580 (1Q6/6Pp/3P4/K7/8/p7/k1p5/1bR4R w - - 0 1)

Shinkman, William Anthony

Detroit Free Press, 0000

1Q6/6Pp/3P4/K7/8/p7/k1p5/1bR4R

#2

6 + 5

497 Huddersfield College Magazine 1877

SOLUTION

  • SOUND
  • Tries
    • 1.Rxb1?
      • threat
        • 2.Ra1#
        • 2.Qb3#
        • 2.Qg8#
        • 2.g8Q#
        • 2.g8B#
      • 1...cxb1Q
        • 2.Qxb1#
      • 1...cxb1S
        • 2.Qxb1#
      • 1...cxb1B
        • 2.Qxb1#
      • 1...cxb1R
        • 2.Qxb1#
      • 1...c1Q
        • 2.Qb3#
      • 1...c1R
        • 2.Qb3#
      • 1...h5
        • 2.Ra1#
        • 2.Qb3#
        • 2.Qg8#
        • 2.g8Q#
        • 2.g8B#
      • 1...h6
        • 2.Ra1#
        • 2.Qb3#
        • 2.Qg8#
        • 2.g8Q#
        • 2.g8B#
      • 1...c1S!
    • 1.Rxc2+?
      • 1...Ka1
        • 2.Rxb1#
        • 2.Qxb1#
      • 1...Bxc2!
    • 1.Qb3+?
      • 1...Ka1
        • 2.Qxa3#
      • 1...Kxb3!
  • Keys
    • 1.Qh8!
      • threat
        • 2.g8Q#
        • 2.g8B#
      • 1...Ka1
        • 2.g8Q#
        • 2.g8B#
      • 1...Kb2
        • 2.g8Q#
        • 2.g8B#
      • 1...Kb3
        • 2.g8Q#
        • 2.g8B#
      • 1...h5
        • 2.g8Q#
        • 2.g8B#
      • 1...h6
        • 2.g8Q#
        • 2.g8B#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(A);XB(a)
      • Threat
        • DUALS(5)
      • Vars
        • P(c);OGATE,XR(A)::QAB1(F),XQ(c)
        • P(c);OGATE,XR(A)::QAB1(F),XS(c)
        • P(c);OGATE,XR(A)::QAB1(F),XB(c)
        • P(c);OGATE,XR(A)::QAB1(F),XR(c)
        • P(c);::QAB1(F)
      • Refutation
        • P(c);
    • Try
      • R(A);CHECK,XP(c)
      • Refutation
        • B(a);XR(A)
    • Try
      • Q(F);CHECK
      • Vars
        • K(b);P-FLIGHT,P_SPINB(a)::QAR2(F),XP(d)
      • Refutation
        • K(b);S_FLIGHT,XQ(F)
  • Actual
    • Q(F);
    • Threat
      • P=Q
    • Vars
      • K(b);P-FLIGHT,P_SPINB(a)::P=Q
      • K(b);P-FLIGHT::P=Q
      • K(b);S_FLIGHT::P=Q
      • P(e);::P=Q
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