MESON Chess Problem Database

Problem Display
PID: 54245 (7Q/4RB2/1br3r1/4P1pN/2p1kpK1/5N2/2Pn1P2/3R4 w - - 0 1)

Szoghy, Jozsef

Chess Life, 1956

7Q/4RB2/1br3r1/4P1pN/2p1kpK1/5N2/2Pn1P2/3R4

#2

10 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Rc5
      • 2.Re1#
    • 1...Rcf6
      • 2.exf6#
    • 1...Rd6
      • 2.exd6#
    • 1...Bd4
      • 2.Sxd2#
    • 1...Ba5
      • 2.Re1#
    • 1...Bc7
      • 2.Re1#
    • 1...Bd8
      • 2.Re1#
    • 1...Sb1
      • 2.Bd5#
    • 1...Sf1
      • 2.Bd5#
    • 1...Sb3
      • 2.Bd5#
    • 1...Sxf3
      • 2.Bd5#
  • Tries
    • 1.Sf6+?
      • 1...Rcxf6
        • 2.exf6#
      • 1...Rgxf6!
  • Keys
    • 1.e6!
      • threat
        • 2.Qe5#
      • 1...Kd5
        • 2.Qe5#
      • 1...Rcxe6
        • 2.Qa8#
      • 1...Rgxe6
        • 2.Sf6#
      • 1...Sxf3
        • 2.Bxg6#
      • 1...Rc5
        • 2.Qd4#
      • 1...Rf6
        • 2.Sxf6#
      • 1...Rg7
        • 2.Sf6#
      • 1...Bd4
        • 2.Qxd4#
      • 1...Bc7
        • 2.Qd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 4
    • ADDED MATES = 5
    • REMOVED MATES = 7
  • Sets
    • R(g);S_CUTB(f)::R(A)
    • R(g);OGATE::R(H)+P(F),XR(g)
    • R(h);OGATE::R(H)+P(F),XR(h)
    • B(f);SBLOCK::S(D),XS(a)
    • B(f);N_GUARD::R(A)
    • S(a);::B(I)
    • S(a);XS(D)::B(I)
  • Tries
    • Try
      • S(G);CHECK
      • Vars
        • R(g);OGATE,XS(G)::R(H)+P(F),XR(g)
      • Refutation
        • R(h);XS(G)
  • Actual
    • P(F);
    • Threat
      • QAR1(J)
    • Vars
      • K(c);P_SPINS(a),S_FLIGHT::QAR1(J)
      • R(g);OGATEB,P_SPINR(g),XP(F)::QAB(J)
      • R(h);N_GUARD,P_SPINR(h),XP(F)::S(G)
      • S(a);XS(D)::B(I),XR(h)
      • R(g);S_CUTB(f)::QAR1(J)
      • R(h);N_GUARD::S(G),XR(h)
      • R(h);N_GUARD::S(G)
      • B(f);N_GUARD::QAR1(J),XB(f)
      • B(f);N_GUARD::QAR1(J)
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