MESON Chess Problem Database

Problem Display
PID: 193999 (2B5/8/2QP3K/4k3/1P1b1p2/5n2/3R4/8 w - - 0 1)

Svoboda, Frantisek

Narodni listy, 1917

2B5/8/2QP3K/4k3/1P1b1p2/5n2/3R4/8

#2

6 + 4

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Tries
    • 1.Qd5+?
      • 1...Kf6
        • 2.Qe6#
        • 2.Qf5#
      • 1...Kxd5!
  • Keys
    • 1.Qc4!
      • threat
        • 2.Qe6#
      • 1...Ke4
        • 2.Re2#
      • 1...Kxd6
        • 2.Qc5#
      • 1...Kf6
        • 2.Qe6#
      • 1...Sg5
        • 2.Qxd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(C);CHECK
      • Refutation
        • K(d);P-FLIGHT,P_SPINB(b),XQ(C)
  • Actual
    • Q(C);
    • Threat
      • QAR1(C)
    • Vars
      • K(d);P-FLIGHT,P_SPINB(b)::R(A)
      • K(d);P_SPINB(b),S_FLIGHT,XP(D)::QAB1(C)
      • K(d);S_FLIGHT::QAR1(C)
      • S(a);N_GUARD::QAB1(C),XB(b)
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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).