MESON Chess Problem Database

Problem Display
PID: 24962 (1n2kn1R/2bR4/1pppP3/3p3K/8/8/4Q3/8 w - - 0 1)

Tinebra, Vincenzo

1/2 HM., Due Alfieri 02. TT, 1980

1n2kn1R/2bR4/1pppP3/3p3K/8/8/4Q3/8

#2

5 + 8

3752 FIDE Album (1980-1982) 1988

SOLUTION

  • SOUND
  • Tries
    • 1.Rf7?
      • threat
        • 2.Rhxf8#
      • 1...Kd8
        • 2.Rhxf8#
      • 1...Sd7!
  • Keys
    • 1.e7!
      • threat
        • 2.exf8S#
      • 1...Kxd7
        • 2.e8Q#
      • 1...Kf7
        • 2.exf8Q#
        • 2.exf8R#
      • 1...Sxd7
        • 2.exf8Q#
        • 2.exf8R#
      • 1...Bd8
        • 2.exd8Q#
        • 2.exd8R#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(D);
      • Threat
        • R1(E),XS(h)
      • Vars
        • K(g);P-FLIGHT::R(E),XS(h)
      • Refutation
        • S(f);
  • Actual
    • P(C);
    • Threat
      • PXS(h)=S
    • Vars
      • K(g);N_SPINS(h),OGATE,S_FLIGHT,XR(D)::P=Q
      • K(g);N_SPINS(h),S_FLIGHT::PXS(h)=Q
      • S(f);SBLOCK,XR(D)::PXS(h)=Q
      • B(e);OGATE::PXB(e)=Q
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