MESON Chess Problem Database

Problem Display
PID: 263255 (6RQ/5N2/4NP2/5p2/K1B1kb2/4pn2/4p1n1/8 w - - 0 1)

Kakol, Leszek

Szachy, 1985

6RQ/5N2/4NP2/5p2/K1B1kb2/4pn2/4p1n1/8

#2

7 + 7

6490 yacpdb 2022

SOLUTION

  • SOUND
  • Tries
    • 1.Rg3?
      • threat
        • 2.Qa8#
      • 1...Sd4
        • 2.Sc5#
      • 1...Se5
        • 2.Sd6#
      • 1...Bb8!
  • Keys
    • 1.Rg4!
      • threat
        • 2.Qa8#
      • 1...fxg4
        • 2.Qh7#
      • 1...Sd4
        • 2.Seg5#
      • 1...Se5
        • 2.Sfg5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(F);
      • Threat
        • QAB(G)
      • Vars
        • S(d);SBLOCK::S(C)
        • S(d);SBLOCK,S_CUTB(f)::S(E)
      • Refutation
        • B(f);
  • Actual
    • R(F);P_PINB(f)
    • Threat
      • QAB(G)
    • Vars
      • P(g);N_SPINB(f),OGATEB,XR(F)::QAB(G)
      • S(d);N_GUARD,SBLOCK::S(C)
      • S(d);N_GUARD,SBLOCK::S(E)
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).