MESON Chess Problem Database

Problem Display
PID: 63870 (3B2K1/7N/1r3P2/4p2p/Rb4bk/5Pn1/5QP1/1r3RN1 w - - 0 1)

Kipping, Cyril Stanley

Chess, 1946

3B2K1/7N/1r3P2/4p2p/Rb4bk/5Pn1/5QP1/1r3RN1

#2

10 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Rxf6
      • 2.Bxf6#
    • 1...Be6+
      • 2.f7#
  • Tries
    • 1.f7+?
      • 1...Rf6
        • 2.Bxf6#
      • 1...Be7!
  • Keys
    • 1.Se2!
      • threat
        • 2.Qxg3#
      • 1...Be6+
        • 2.f7#
      • 1...Be1
        • 2.Rh1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • R(h);OGATE,P_SPINR(h),XP(G)::B(I),XR(h)
    • B(d);CHECK,P_SPINB(c),S_CUTR(h)::B(I)+P(G)
  • Tries
    • Try
      • P(G);CHECK
      • Vars
        • R(h);N_GUARD,P_SPINR(h)::B(I),XR(h)
      • Refutation
        • B(c);P_SPINB(d)
  • Actual
    • S(B);
    • Threat
      • QAB1(C),XS(b)
    • Vars
      • B(d);CHECK,P_SPINB(c),S_CUTR(h)::B(I)+P(G)
      • B(c);P_SPINB(d),S_CUTR(a)::R(A)
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