MESON Chess Problem Database

Problem Display
PID: 240114 (r1nbB1NN/3P4/Pp1Pk1p1/4p1q1/4P1n1/Q3p1r1/K3P3/8 w - - 0 1)

Zilahi, Zoltan

Skakbladet, 1936

r1nbB1NN/3P4/Pp1Pk1p1/4p1q1/4P1n1/Q3p1r1/K3P3/8

#2

10 + 11

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Rxa6
      • 2.dxc8Q#
      • 2.dxc8B#
  • Keys
    • 1.Sf7!
      • threat
        • 2.Qb3#
      • 1...Rxa6
        • 2.dxc8Q#
        • 2.dxc8B#
      • 1...Sxd6
        • 2.Qxd6#
      • 1...Sf6
        • 2.Sxd8#
      • 1...Se7
        • 2.Sxg5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • R(i);N_GUARD,P_PINQ(C),XP(E)::PXS(j)=Q
  • Actual
    • S(J);
    • Threat
      • QAB(C)
    • Vars
      • R(i);N_GUARD,P_PINQ(C),XP(E)::PXS(j)=Q
      • S(j);OGATE,XP(F)::QAR1(C),XS(j)
      • S(c);S_CUTQ(e)::S(J),XB(k)
      • S(j);S_CUTB(k)::S(J),XQ(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).