MESON Chess Problem Database

Problem Display
PID: 99098 (8/1qpPp2r/2p3Q1/2P1k3/2P5/6p1/4N1Kb/8 w - - 0 1)

Ersek, Tibor

Magyar Sakkelet, 1983

8/1qpPp2r/2p3Q1/2P1k3/2P5/6p1/4N1Kb/8

#2

6 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.d8Q?
      • threat
        • 2.Qd4#
      • 1...Qb2
        • 2.Qxc7#
      • 1...Rh4
        • 2.Qxe7#
      • 1...Bg1!
  • Keys
    • 1.d8S!
      • threat
        • 2.Qe6#
      • 1...Qc8
        • 2.Sxc6#
      • 1...Rh6
        • 2.Sf7#
      • 1...e6
        • 2.Qxe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • P(F);
      • Threat
        • QAB1(F)
      • Vars
        • Q(e);N_GUARD,P_PINS(A)::QAB(F),XP(f)
        • R(h);N_GUARD::QAR2(F),XP(g)
      • Refutation
        • B(a);
  • Actual
    • P(F);
    • Threat
      • QAR1(E)
    • Vars
      • Q(e);N_GUARD::S(F),XP(d)
      • R(h);N_GUARD::S(F)
      • P(g);::QAR1(E),XP(g)
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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).