MESON Chess Problem Database

Problem Display
PID: 6672 (1B3R2/1B2RN2/1p3p2/1p1K2b1/3P2rp/3p1k1P/3Q4/3N2nn w - - 0 1)

Stocchi, Ottavio

1st Prize, La Settimana Enigmistica, 1932/I

1B3R2/1B2RN2/1p3p2/1p1K2b1/3P2rp/3p1k1P/3Q4/3N2nn

#2

10 + 10

2048 Tuxens skakopgaver (Leif C Schmidt) 1984
3100 Selected Stocchi (I) 2001

SOLUTION

  • SOUND
  • Sets
    • 1...Rg2
      • 2.Ke6#
    • 1...Rg3
      • 2.Kd6#
      • 2.Ke6#
      • 2.Se5#
    • 1...Rxd4+
      • 2.Kxd4#
    • 1...Re4
      • 2.Sxg5#
    • 1...Rf4
      • 2.Re3#
    • 1...Be3
      • 2.Rxe3#
    • 1...Sf2
      • 2.Qxf2#
    • 1...Sg3
      • 2.Se5#
      • 2.Qf2#
  • Tries
    • 1.Bf4?
      • threat
        • 2.Kd6#
        • 2.Ke6#
      • 1...Rxf4
        • 2.Re3#
      • 1...Sf2
        • 2.Qxf2#
      • 1...Sg3
        • 2.Qf2#
      • 1...Bxf4!
  • Keys
    • 1.Qh2!
      • threat
        • 2.Se5#
      • 1...Rxd4+
        • 2.Kxd4#
      • 1...Rg2
        • 2.Kd6#
      • 1...Rg3
        • 2.Ke6#
      • 1...Re4
        • 2.Sxg5#
      • 1...Rf4
        • 2.Re3#
      • 1...Bf4
        • 2.Ke6#
      • 1...Sf2
        • 2.Qxf2#
      • 1...Sg3
        • 2.Qf2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • R(e);N_GUARD::B(F)+K(E)
    • R(e);CHECK,XP(D)::B(F)+K(E),XR(e)
    • R(e);N_GUARD::S(H),XB(h)
    • R(e);S_CUTB(h)::R1(G)
    • B(h);N_GUARD::R1(G),XB(h)
    • S(b);N_GUARD::QAR1(B),XS(b)
  • Tries
    • Try
      • B(I);
      • Threat
        • DUALS(2)
      • Vars
        • R(e);SBLOCK,XB(I)::R1(G)
        • S(b);N_GUARD::QAR1(B),XS(b)
        • S(b);N_GUARD::QAR1(B)
      • Refutation
        • B(h);XB(I)
  • Actual
    • Q(B);
    • Threat
      • S(H)
    • Vars
      • R(e);CHECK,XP(D)::B(F)+K(E),XR(e)
      • R(e);N_GUARD::B(F)+K(E)
      • R(e);N_GUARD::S(H),XB(h)
      • R(e);S_CUTB(h)::R1(G)
      • B(h);S_CUTR(e)::B(F)+K(E)
      • S(b);N_GUARD::QAR1(B),XS(b)
      • S(b);N_GUARD::QAR1(B)
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Developed and maintained by Brian Stephenson.
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