MESON Chess Problem Database

Problem Display
PID: 259032 (3Nb3/KPPk1p2/Np1p1b2/3n4/8/1Q6/8/8 w - - 0 1)

Pituk, Sandor

Probleemblad, 1949

3Nb3/KPPk1p2/Np1p1b2/3n4/8/1Q6/8/8

#2

6 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Be7
      • 2.Qb5#
      • 2.c8Q#
  • Keys
    • 1.Sc6!
      • threat
        • 2.c8Q#
      • 1...Kxc6
        • 2.b8S#
      • 1...Ke6
        • 2.Qh3#
      • 1...Sxc7
        • 2.Sab8#
      • 1...Se7
        • 2.Scb8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(F);
    • Threat
      • P=Q
    • Vars
      • K(e);N_GUARD,S_FLIGHT,XS(F)::P=S
      • K(e);N_GUARD,P_SPINS(a),S_FLIGHT::QAB(A)
      • S(a);SBLOCK,XP(E)::S(B)
      • S(a);SBLOCK::S(F)
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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).