MESON Chess Problem Database

Problem Display
PID: 157713 (6K1/1p1P4/pN6/kqPP1R2/Pp6/1P1pB3/R2P1Q2/8 w - - 0 1)

Janevski, Zivko

Scacco!, 1976

6K1/1p1P4/pN6/kqPP1R2/Pp6/1P1pB3/R2P1Q2/8

#2

12 + 6

15148 Sadier Collection 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Qc4
      • 2.Sxc4#
    • 1...Qc6
      • 2.Sc4#
    • 1...Qxd7
      • 2.Sc4#
  • Keys
    • 1.d6!
      • 1...Qc4+
        • 2.Sxc4#
      • 1...Qxa4
        • 2.c6#
      • 1...Qxd7
        • 2.Sc4#
      • 1...Qxc5
        • 2.Sc4#
      • 1...Qxb6
        • 2.cxb6#
      • 1...Qc6
        • 2.Sc4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • Q(d);N_GUARD,P_PINP(H)::S(J),XQ(d)
    • Q(d);N_GUARD::S(J)
    • Q(d);N_GUARD,XP(K)::S(J)
  • Actual
    • P(H);
    • Vars
      • Q(d);CHECK,N_GUARD::S(J),XQ(d)
      • Q(d);P_SPINQ(d),XP(F)::R(I)+P(G)
      • Q(d);N_GUARD,XP(K)::S(J)
      • Q(d);N_GUARD,P_SPINQ(d),XP(G)::S(J)
      • Q(d);OGATE,XS(J)::R(I)+P(G),XQ(d)
      • Q(d);N_GUARD::S(J)
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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).