MESON Chess Problem Database

Problem Display
PID: 132731 (5R2/5b2/8/8/6N1/3P1PNP/6k1/3QK2R w K - 0 1)

Morse, Christopher Jeremy

The Field, 1958

(First published on Thu Mar 27 1958)

5R2/5b2/8/8/6N1/3P1PNP/6k1/3QK2R

#2

9 + 2

SOLUTION

  • SOUND
  • Tries
    • 1.Kd2?
      • 1...Ba2
        • 2.Qg1#
      • 1...Bb3
        • 2.Qg1#
      • 1...Bc4
        • 2.Qg1#
      • 1...Bd5
        • 2.Qg1#
      • 1...Bh5
        • 2.Qg1#
      • 1...Be6
        • 2.Qg1#
      • 1...Bg6
        • 2.Qg1#
      • 1...Be8
        • 2.Qg1#
      • 1...Bg8
        • 2.Qg1#
      • 1...Kxg3!
    • 1.Rh2+?
      • 1...Kg1
        • 2.Kd2#
        • 2.Ke2#
        • 2.Se2#
      • 1...Kxg3!
    • 1.Qc2+?
      • 1...Kxf3
        • 2.Qf2#
      • 1...Kxg3!
    • 1.Qd2+?
      • 1...Kxf3
        • 2.Qf2#
      • 1...Kxg3!
  • Keys
    • 1.Se2!
      • 1...Kxh1
        • 2.Kf2#
      • 1...Kxf3
        • 2.0-0#
      • 1...Ba2
        • 2.Rh2#
      • 1...Bb3
        • 2.Rh2#
      • 1...Bc4
        • 2.Rh2#
      • 1...Bd5
        • 2.Rh2#
      • 1...Bh5
        • 2.Rh2#
      • 1...Be6
        • 2.Rh2#
      • 1...Bg6
        • 2.Rh2#
      • 1...Be8
        • 2.Rh2#
      • 1...Bg8
        • 2.Rh2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 11
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(B);S_FLIGHT
      • Vars
        • B(b);::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT,XS(F)
    • Try
      • R(C);CHECK
      • Refutation
        • K(a);P-FLIGHT,XS(F)
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);P_SPINB(b),S_FLIGHT,XP(E)::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT,XS(F)
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);P_SPINB(b),S_FLIGHT,XP(E)::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT,XS(F)
  • Actual
    • S(F);
    • Vars
      • K(a);S_FLIGHT,XR(C)::QAR(A)+K(B)
      • K(a);P_SPINB(b),S_FLIGHT,XP(E)::0-0
      • B(b);::R1(C)
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