MESON Chess Problem Database

Problem Display
PID: 57458 (3R1nB1/2b5/3p4/1rNn4/1pNkP2R/r6p/1P5K/5Q2 w - - 0 1)

Kipping, Cyril Stanley

Chess, 1945

3R1nB1/2b5/3p4/1rNn4/1pNkP2R/r6p/1P5K/5Q2

#2

9 + 9

785 Het Belgisch Schaakbord (L'Echiquier Belge) 1953

SOLUTION

  • SOUND
  • Sets
    • 1...Ra1
      • 2.Sb3#
    • 1...Ra2
      • 2.Sb3#
    • 1...Rb3
      • 2.Sxb3#
    • 1...Ra4
      • 2.Sb3#
    • 1...Raa5
      • 2.Sb3#
    • 1...Ra6
      • 2.Sb3#
    • 1...Ra7
      • 2.Sb3#
    • 1...Ra8
      • 2.Sb3#
    • 1...Rxc5
      • 2.exd5#
    • 1...Sc3
      • 2.Qg1#
      • 2.Qf2#
    • 1...Se6
      • 2.Sxe6#
    • 1...Sg6
      • 2.Se6#
    • 1...Sd7
      • 2.Se6#
    • 1...Sh7
      • 2.Se6#
    • 1...dxc5+
      • 2.e5#
  • Tries
    • 1.Qd3+?
      • 1...Kxc5
        • 2.Qxd5#
      • 1...Rxd3!
    • 1.Qd1+?
      • 1...Kxc4
        • 2.Qxd5#
      • 1...Kxc5
        • 2.Qxd5#
      • 1...Rd3!
  • Keys
    • 1.Qf5!
      • threat
        • 2.Qxd5#
      • 1...dxc5+
        • 2.e5#
      • 1...Kxc4
        • 2.Qxd5#
      • 1...Kxc5
        • 2.Qxd5#
      • 1...Rxc5
        • 2.exd5#
      • 1...Sc3
        • 2.Qf2#
        • 2.Qe5#
      • 1...Se3
        • 2.Qe5#
      • 1...Sf4
        • 2.Qe5#
      • 1...Sb6
        • 2.Qe5#
      • 1...Sf6
        • 2.Qe5#
      • 1...Se7
        • 2.Qe5#

There are these versions: 63295

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 12
  • Sets
    • R(a);N_GUARD::S(G)
    • R(a);N_GUARD,P_PINP(B)::S(G)
    • R(a);N_GUARD::S(G),XR(a)
    • R(e);SBLOCK,XS(G)::R(F)+P(E),XS(f)
    • S(i);N_GUARD::S(G),XS(i)
    • S(i);N_GUARD::S(G)
    • P(g);CHECK,P_SPINS(f),SBLOCK,XS(G)::R(F)+P(E)
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • K(d);OGATE,S_FLIGHT,XS(G)::QAR1(A),XS(f)
      • Refutation
        • R(a);XQ(A)
    • Try
      • Q(A);CHECK
      • Vars
        • K(d);OGATE,P-FLIGHT,P_SPINS(f),XS(D)::QAB1(A),XS(f)
        • K(d);OGATE,S_FLIGHT,XS(G)::QAR1(A),XS(f)
      • Refutation
        • R(a);P_SPINR(a)
  • Actual
    • Q(A);
    • Threat
      • QAR1(A),XS(f)
    • Vars
      • P(g);CHECK,P_SPINS(f),SBLOCK,XS(G)::R(F)+P(E)
      • K(d);P-FLIGHT,P_SPINS(f),XS(D)::QAB1(A),XS(f)
      • K(d);P_SPINS(f),S_FLIGHT,XS(G)::QAR1(A),XS(f)
      • R(e);SBLOCK,XS(G)::R(F)+P(E),XS(f)
      • S(f);P_SPINP(g)::QAB1(A)
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