MESON Chess Problem Database

Problem Display
PID: 192881 (q7/2b2B1n/R2p2N1/5kp1/4N3/1rn1P1pP/1BQ3R1/7K w - - 0 1)

Rizzetti, Dante Hugo

1/2 HM., Ajedrez, 1958

q7/2b2B1n/R2p2N1/5kp1/4N3/1rn1P1pP/1BQ3R1/7K

#2

10 + 9

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

SOLUTION

  • SOUND
  • Sets
    • 1...Sb1
      • 2.Sxg3#
      • 2.Sxd6#
      • 2.Se7#
    • 1...Sd1
      • 2.Sxg3#
      • 2.Sxd6#
      • 2.Se7#
    • 1...Sa2
      • 2.Sxg3#
      • 2.Sxd6#
      • 2.Se7#
    • 1...Se2
      • 2.Sxg3#
      • 2.Sxd6#
      • 2.Se7#
    • 1...Sa4
      • 2.Sxg3#
      • 2.Sxd6#
      • 2.Se7#
    • 1...Sxe4
      • 2.Se7#
    • 1...Sb5
      • 2.Sxg3#
      • 2.Sxd6#
      • 2.Se7#
    • 1...Sd5
      • 2.Sxg3#
      • 2.Sxd6#
    • 1...Sf6
      • 2.Sxg3#
      • 2.Sxd6#
    • 1...d5
      • 2.Sxc3#
      • 2.Sxg3#
  • Keys
    • 1.Rxg3!
      • threat
        • 2.Rf3#
      • 1...Se2
        • 2.Se7#
      • 1...Sd5
        • 2.Sxd6#
      • 1...g4
        • 2.hxg4#
      • 1...d5
        • 2.Sxc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • S(b);P_SPINS(b),XS(G)::S(I)
  • Actual
    • R(D);P_SPINS(G),XP(c)
    • Threat
      • R(D)
    • Vars
      • S(b);::S(I)
      • S(b);N_PINS(G)::QAB(C)+S(G),DCHECK,XP(f)
      • P(e);OGATE::P(F),XP(e)
      • P(f);N_PINS(G)::QAB(C)+S(G),XS(b)
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