MESON Chess Problem Database

Problem Display
PID: 11357 (3rbN2/2pp1P2/2k1qR2/8/PQ3N2/K1P1rR2/6B1/8 w - - 0 1)

Richardson, JE

Chess, 1938

3rbN2/2pp1P2/2k1qR2/8/PQ3N2/K1P1rR2/6B1/8

#2

10 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Qd6
      • 2.Rxe3#
    • 1...Rxc3+
      • 2.Rxc3#
    • 1...d6
      • 2.Qb5#
  • Keys
    • 1.S4g6!
      • threat
        • 2.Se7#
      • 1...Rxc3+
        • 2.Rxc3#
      • 1...Kd5
        • 2.R3f5#
      • 1...Qxf6
        • 2.Rxf6#
      • 1...Qd6
        • 2.Rxe3#
      • 1...d6
        • 2.Qb5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • Q(c);P_PINQ(F),S_CUTP(e)::B(A)+R(D),XR(a)
    • R(a);CHECK,OGATE,XP(C)::B(A)+R(D),DCHECK,XR(a)
    • P(e);N_SPINQ(c),SBLOCK::QAB1(F)
  • Actual
    • S(G);
    • Threat
      • S(G)
    • Vars
      • R(a);CHECK,OGATE,XP(C)::B(A)+R(D),DCHECK,XR(a)
      • K(b);N_SPINQ(c),S_FLIGHT::B(A)+R(D),DCHECK
      • Q(c);N_SPINQ(c),OGATE,XR(H)::B(A)+R(D),DCHECK,XQ(c)
      • Q(c);P_PINQ(F),S_CUTP(e)::B(A)+R(D),XR(a)
      • P(e);N_SPINQ(c),SBLOCK::QAB1(F)
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