MESON Chess Problem Database

Problem Display
PID: 221518 (1K6/1p3p1Q/1r3P2/4RpkB/3P1r1p/4n3/b5Nb/2B2R2 w - - 0 1)

Kipping, Cyril Stanley

2nd Prize, BCPS 052. Ty., 1943-1944

1K6/1p3p1Q/1r3P2/4RpkB/3P1r1p/4n3/b5Nb/2B2R2

#2

9 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Kxf6
      • 2.Qh6#
    • 1...Rxd4
      • 2.Rxf5#
    • 1...Re4
      • 2.Rxf5#
    • 1...Rg4
      • 2.Rxf5#
    • 1...Sd1
      • 2.Rxf5#
    • 1...Sxf1
      • 2.Rxf5#
    • 1...Sc2
      • 2.Rxf5#
    • 1...Sxg2
      • 2.Rxf5#
    • 1...Sc4
      • 2.Rxf5#
    • 1...Sg4
      • 2.Rxf5#
    • 1...Sd5
      • 2.Rxf5#
  • Tries
    • 1.Be2?
      • threat
        • 2.Qg7#
      • 1...Kxf6
        • 2.Qh6#
      • 1...Rxf6
        • 2.Qh5#
      • 1...Rg4
        • 2.Rxf5#
      • 1...Sg4
        • 2.Rxf5#
      • 1...Rf3!
    • 1.Bxf7?
      • threat
        • 2.Qg6#
        • 2.Qg7#
      • 1...Kg4
        • 2.Qxh4#
      • 1...Kxf6
        • 2.Qg6#
      • 1...Rxf6
        • 2.Qh5#
      • 1...Bxf7!
  • Keys
    • 1.Bg4!
      • threat
        • 2.Qg7#
      • 1...Kxg4
        • 2.Qxh4#
      • 1...Kxf6
        • 2.Qh6#
      • 1...Rxg4
        • 2.Rxf5#
      • 1...Rxf6
        • 2.Qh5#
      • 1...Sxg4
        • 2.Rxf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 8
  • Sets
    • K(g);N_SPINP(f),S_FLIGHT,XP(G)::QAR2(H)
    • R(d);OGATE,P_PINR(E),P_SPINS(c),XP(D)::R1(B),XP(f)
    • R(d);OGATE,P_PINR(E),P_SPINS(c)::R1(B),XP(f)
    • S(c);N_GUARD,P_SPINR(d)::R1(E),XP(f)
    • S(c);N_GUARD,P_SPINR(d),XR(B)::R1(E),XP(f)
    • S(c);N_GUARD,P_SPINR(d),XS(C)::R1(E),XP(f)
  • Tries
    • Try
      • B(F);
      • Threat
        • QAR2(H)
      • Vars
        • K(g);N_SPINP(f),S_FLIGHT,XP(G)::QAR2(H)
        • R(h);SBLOCK,XP(G)::QAR1(H)
        • R(d);OGATE,P_PINR(E),P_SPINS(c)::R1(B),XP(f)
        • S(c);N_GUARD,P_SPINR(d)::R1(E),XP(f)
      • Refutation
        • R(d);P_PINR(E),P_SPINS(c)
    • Try
      • B(F);XP(j)
      • Threat
        • DUALS(2)
      • Vars
        • K(g);N_SPINP(f),P-FLIGHT::QAR1(H),XP(e)
        • K(g);N_SPINP(f),S_FLIGHT,XP(G)::QAR1(H)
        • R(h);SBLOCK,XP(G)::QAR1(H)
      • Refutation
        • B(a);XB(F)
  • Actual
    • B(F);
    • Threat
      • QAR2(H)
    • Vars
      • K(g);N_SPINP(f),P-FLIGHT,XB(F)::QAR1(H),XP(e)
      • K(g);N_SPINP(f),S_FLIGHT,XP(G)::QAR2(H)
      • R(d);OGATE,P_PINR(E),P_SPINS(c),SBLOCK,XB(F)::R1(B),XP(f)
      • R(h);SBLOCK,XP(G)::QAR1(H)
      • S(c);N_GUARD,P_SPINR(d),SBLOCK,XB(F)::R1(E),XP(f)
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