MESON Chess Problem Database

Problem Display
PID: 275132 (8/3BBK2/1p6/3k2N1/R1pp2N1/n1p5/1bP5/Q4b2 w - - 0 1)

Bielefeldt, German

Garzon-60 JT (Problemas), 2023

8/3BBK2/1p6/3k2N1/R1pp2N1/n1p5/1bP5/Q4b2

#2

8 + 8

SOLUTION

  • SOUND
  • Tries
    • 1.Qe1?
      • threat
        • 2.Sf6#
        • 2.Qe4#
        • 2.Qe5#
        • 2.Qe6#
      • 1...d3
        • 2.Qe4#
        • 2.Qe5#
      • 1...Bg2
        • 2.Sf6#
        • 2.Qe5#
        • 2.Qe6#
      • 1...Bd3
        • 2.Sf6#
        • 2.Qe5#
        • 2.Qe6#
      • 1...Be2!
  • Keys
    • 1.Rxc4!
      • threat
        • 2.Be6#
      • 1...Kxc4
        • 2.Qa2#
      • 1...Bxc4
        • 2.Qh1#
      • 1...Sxc4
        • 2.Qa8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);
      • Threat
        • DUALS(4)
      • Refutation
        • B(a);
  • Actual
    • R(C);XP(e)
    • Threat
      • B(F)
    • Vars
      • K(g);OGATEB,S_FLIGHT,XR(C)::QAB(A)
      • B(a);OGATE,SBLOCK,XR(C)::QAB(A)
      • S(c);OGATE,SBLOCK,XR(C)::QAB(A)
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).