MESON Chess Problem Database

Problem Display
PID: 67929 (8/1pKP1P1r/2pR2B1/4kp2/4P1P1/1NNpP3/6q1/1b6 w - - 0 1)

Salai (Snr), Ladislav

1st Prize, Sakkelet, 1986

8/1pKP1P1r/2pR2B1/4kp2/4P1P1/1NNpP3/6q1/1b6

#2

10 + 8

SOLUTION

  • SOUND
  • Tries
    • 1.Sd4?
      • threat
        • 2.Re6#
      • 1...Qa2
        • 2.Sf3#
      • 1...Ba2!
    • 1.Sc5?
      • threat
        • 2.Re6#
      • 1...Ba2
        • 2.Sxd3#
      • 1...Qa2!
    • 1.d8Q?
      • threat
        • 2.Qf6#
        • 2.Qe7#
        • 2.Qe8#
      • 1...Rh8
        • 2.Qf6#
        • 2.Qe7#
        • 2.Qxh8#
      • 1...Rxf7+!
    • 1.f8S?
      • threat
        • 2.Re6#
      • 1...Rxd7+
        • 2.Sxd7#
      • 1...Re7!
  • Keys
    • 1.d8S!
      • threat
        • 2.Re6#
      • 1...Rxf7+
        • 2.Sxf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);
      • Threat
        • R1(F)
      • Vars
        • Q(b);N_GUARD::S(A)
      • Refutation
        • B(a);
    • Try
      • S(A);
      • Threat
        • R1(F)
      • Vars
        • B(a);N_GUARD::S(A),XP(c)
      • Refutation
        • Q(b);
    • Try
      • P(I);P_SPINP(J)
      • Threat
        • DUALS(3)
      • Refutation
        • R(h);CHECK,XP(J)
    • Try
      • P(J);P_SPINP(I)
      • Threat
        • R1(F)
      • Vars
        • R(h);CHECK,XP(I)::S(J),XR(h)
      • Refutation
        • R(h);
  • Actual
    • P(I);P_SPINP(J)
    • Threat
      • R1(F)
    • Vars
      • R(h);CHECK,XP(J)::S(I),XR(h)
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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).