MESON Chess Problem Database

Problem Display
PID: 34836 (3R4/1b2NK2/4Pp1p/4kBp1/r6r/6P1/2P1PB1N/4R2q w - - 0 1)

Grinblat, Arieh

3rd Prize, Ukrainian Folk Crafts, 2001

3R4/1b2NK2/4Pp1p/4kBp1/r6r/6P1/2P1PB1N/4R2q

#2

11 + 8

23 Die Schwalbe 2001
102 Probleemblad 2001

SOLUTION

  • SOUND
  • Keys
    • 1.e4!
      • threat
        • 2.Sg6#
      • 1...Qxe4
        • 2.Sf3#
      • 1...Raxe4
        • 2.Bd4#
      • 1...Rhxe4
        • 2.Sg4#
      • 1...Bxe4
        • 2.Rd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • P(C);
    • Threat
      • S(I)
    • Vars
      • Q(a);N_GUARD,P_SPINQ(a),XP(C)::S(E)
      • R(b);N_GUARD,P_SPINR(b),XP(C)::B(D)
      • R(c);N_GUARD,P_SPINR(c),XP(C)::S(E)
      • B(h);N_GUARD,P_SPINB(h),XP(C)::R1(K)
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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).