MESON Chess Problem Database

Problem Display
PID: 41218 (4RB2/5Q2/n1p3p1/2P5/pp1kNNp1/5n1R/3p3r/3Kb2B w - - 0 1)

Szoghy, Jozsef

Magyar Sakkvilag, 1933

4RB2/5Q2/n1p3p1/2P5/pp1kNNp1/5n1R/3p3r/3Kb2B

#2

9 + 11

SOLUTION

  • SOUND
  • Sets
    • 1...Sg1
      • 2.Bg7#
      • 2.Rd3#
    • 1...Sh4
      • 2.Bg7#
      • 2.Rd3#
    • 1...Sg5
      • 2.Bg7#
      • 2.Rd3#
    • 1...Sxc5
      • 2.Bxc5#
  • Tries
    • 1.Bg7+?
      • 1...Se5
        • 2.Bxe5#
        • 2.Rd3#
        • 2.Rd8#
      • 1...Ke3!
    • 1.Rxf3?
      • threat
        • 2.Bg7#
        • 2.Rd3#
      • 1...Sxc5
        • 2.Bxc5#
        • 2.Bg7#
      • 1...Rh3
        • 2.Se2#
        • 2.Bg7#
      • 1...Rh5
        • 2.Se2#
        • 2.Rd3#
      • 1...Rh7
        • 2.Se2#
        • 2.Rd3#
      • 1...Bh4
        • 2.Rd3#
      • 1...gxf3!
    • 1.Qb3?
      • threat
        • 2.Qd3#
      • 1...Sxc5
        • 2.Bxc5#
      • 1...Se5
        • 2.Se6#
      • 1...axb3!
    • 1.Qd7+?
      • 1...Kc4
        • 2.Qd3#
      • 1...Ke3!
  • Keys
    • 1.Sd6!
      • threat
        • 2.Qc4#
      • 1...Kc3
        • 2.Bg7#
      • 1...Kxc5
        • 2.Qa7#
      • 1...Se5
        • 2.Se6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • S(i);OGATE,XP(F)::B(I),XS(i)
  • Tries
    • Try
      • B(I);CHECK
      • Refutation
        • K(g);P_SPINS(d),S_FLIGHT
    • Try
      • R(C);XS(d)
      • Threat
        • DUALS(2)
      • Vars
        • B(a);::R1(C)
      • Refutation
        • P(h);XR(C)
    • Try
      • Q(G);
      • Threat
        • QAR1(G)
      • Vars
        • S(i);OGATE,XP(F)::B(I),XS(i)
        • S(d);SBLOCK::S(E)
      • Refutation
        • P(e);XQ(G)
    • Try
      • Q(G);CHECK
      • Vars
        • K(g);OGATE,P-FLIGHT::QAB1(G)
      • Refutation
        • K(g);P_SPINS(d),S_FLIGHT
  • Actual
    • S(D);
    • Threat
      • QAR1(G)
    • Vars
      • K(g);P_SPINS(d),S_FLIGHT::B(I)
      • K(g);OGATEB,S_FLIGHT,XP(F)::QAB(G)
      • S(d);SBLOCK::S(E)
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