MESON Chess Problem Database

Problem Display
PID: 192926 (r3k1nr/Pp1bq3/3pQ1Np/4p1B1/B7/8/8/4K2R w Kkq - 0 1)

Rizzetti, Dante Hugo

Il Due Mosse, 1945

r3k1nr/Pp1bq3/3pQ1Np/4p1B1/B7/8/8/4K2R

#2

7 + 10

16325 Seleccion de Problemas de Dante Hugo Rizzetti (Kapros) 2013

SOLUTION

  • SOUND
  • Sets
    • 1...Kd8
      • 2.Qxd7#
    • 1...Rb8
      • 2.axb8Q#
      • 2.axb8R#
    • 1...Sf6
      • 2.Qxe7#
  • Tries
    • 1.Rf1?
      • threat
        • 2.Rf8#
      • 1...Kd8
        • 2.Qxd7#
      • 1...Sf6
        • 2.Qxe7#
      • 1...0-0-0!
  • Keys
    • 1.0-0!
      • threat
        • 2.Rf8#
      • 1...Kd8
        • 2.Qxd7#
      • 1...0-0-0
        • 2.Rc1#
      • 1...Sf6
        • 2.Qxe7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(h);N_SPINB(e),P-FLIGHT::QAR1(E),XB(e)
    • R(g);OGATE::PXR(g)=Q
    • S(i);N_GUARD::QAR1(E),XQ(f)
  • Tries
    • Try
      • R(B);
      • Threat
        • R1(B)
      • Vars
        • K(h);N_SPINB(e),P-FLIGHT::QAR1(E),XB(e)
        • S(i);N_GUARD::QAR1(E),XQ(f)
      • Refutation
        • K(h);0-0-0,N_SPINQ(f)
  • Actual
    • K(A);0-0
    • Threat
      • R1(B)
    • Vars
      • K(h);N_SPINB(e),P-FLIGHT::QAR1(E),XB(e)
      • K(h);0-0-0,N_SPINQ(f),OGATEB::R(B)
      • S(i);N_GUARD::QAR1(E),XQ(f)
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