MESON Chess Problem Database

Problem Display
PID: 99557 (Kn6/2N1b3/2Qp4/R2N1k1P/3p2rP/3p1bBB/3P1R1n/8 w - - 0 1)

Szoghy, Jozsef

Magyar Sakkszovetseg, 1964

Kn6/2N1b3/2Qp4/R2N1k1P/3p2rP/3p1bBB/3P1R1n/8

#2

11 + 9

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Sc3#
      • 2.Sf6#
    • 1...Bf6
      • 2.Se3#
      • 2.Se7#
  • Tries
    • 1.Sc3+?
      • 1...d5
        • 2.Rxd5#
        • 2.Qe6#
        • 2.Qg6#
      • 1...Kf6!
    • 1.Sb4+?
      • 1...d5
        • 2.Qe6#
        • 2.Qg6#
      • 1...Kf6!
    • 1.Sb6+?
      • 1...d5
        • 2.Qe6#
        • 2.Qg6#
      • 1...Kf6!
    • 1.Sf6+?
      • 1...d5
        • 2.Rxd5#
        • 2.Qe6#
      • 1...Kxf6!
    • 1.Rxf3+?
      • 1...Ke4
        • 2.Sc3#
        • 2.Sf6#
      • 1...Sxf3!
    • 1.Qd7+?
      • 1...Ke4
        • 2.Qe6#
      • 1...Sxd7!
    • 1.Qc4?
      • threat
        • 2.Qxd3#
      • 1...Ke4
        • 2.Sc3#
      • 1...Bxh4!
    • 1.Qxd6?
      • threat
        • 2.Qf4#
        • 2.Qe5#
        • 2.Qe6#
        • 2.Qg6#
      • 1...Ke4
        • 2.Qe5#
        • 2.Qe6#
      • 1...Bxh4
        • 2.Qf4#
        • 2.Qe5#
        • 2.Qg6#
      • 1...Bg5
        • 2.Qe5#
        • 2.Qe6#
        • 2.Qg6#
      • 1...Bf6
        • 2.Qf4#
        • 2.Qe6#
      • 1...Sc6
        • 2.Qf4#
        • 2.Qe6#
        • 2.Qg6#
      • 1...Sd7
        • 2.Qf4#
        • 2.Qe6#
        • 2.Qg6#
      • 1...Bxd6!
  • Keys
    • 1.Qe8!
      • threat
        • 2.Qg6#
      • 1...Ke4
        • 2.Sf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(G);CHECK,P_SPINQ(I)
      • Refutation
        • K(f);N_SPINR(e),P-FLIGHT,P_SPINP(g)
    • Try
      • S(G);CHECK,P_SPINQ(I)
      • Refutation
        • K(f);N_SPINR(e),P-FLIGHT,P_SPINP(g)
    • Try
      • S(G);CHECK,P_SPINQ(I)
      • Refutation
        • K(f);N_SPINR(e),P-FLIGHT,P_SPINP(g)
    • Try
      • S(G);CHECK,P_SPINQ(I)
      • Refutation
        • K(f);N_SPINR(e),P-FLIGHT,P_SPINP(g),XS(G)
    • Try
      • R(B);CHECK,XB(c)
      • Refutation
        • S(a);XR(B)
    • Try
      • Q(I);CHECK,P_SPINS(G)
      • Vars
        • K(f);N_PINS(G),N_SPINB(c),N_SPINR(e),S_FLIGHT::QAR2(I)
      • Refutation
        • S(i);XQ(I)
    • Try
      • Q(I);P_SPINS(G)
      • Threat
        • QAB(I),XP(b)
      • Vars
        • K(f);N_PINS(G),N_SPINB(c),N_SPINR(e),P_SPINP(d),S_FLIGHT::S(G)
      • Refutation
        • B(h);XP(E)
    • Try
      • Q(I);P_SPINS(G),XP(g)
      • Threat
        • DUALS(4)
      • Refutation
        • B(h);XQ(I)
  • Actual
    • Q(I);P_SPINS(G)
    • Threat
      • QAB1(I)
    • Vars
      • K(f);N_PINS(G),N_SPINB(c),N_SPINR(e),P_SPINB(h),S_FLIGHT::S(G)
HTML5 logo

Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).