MESON Chess Problem Database

Problem Display
PID: 65807 (1Q1nnN2/2p2ppK/p1RP1bP1/1b2k1pp/2Pp4/B5P1/2B2N2/4r3 w - - 0 1)

Marysko, Milos

Het Belgisch Schaakbord (L'Echiquier Belge), 1956

1Q1nnN2/2p2ppK/p1RP1bP1/1b2k1pp/2Pp4/B5P1/2B2N2/4r3

#2

11 + 13

SOLUTION

  • SOUND
  • Sets
    • 1...Se6
      • 2.Sd7#
    • 1...Sxd6
      • 2.Rc5#
    • 1...h4
      • 2.Sg4#
    • 1...a5
      • 2.Qxb5#
    • 1...cxd6
      • 2.Rc5#
  • Keys
    • 1.Qc8!
      • threat
        • 2.Qf5#
      • 1...Sxd6
        • 2.Rc5#
      • 1...fxg6
        • 2.Sxg6#
      • 1...d3
        • 2.Bb2#
      • 1...Re4
        • 2.Sd3#
      • 1...Se6
        • 2.Sd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 3
  • Sets
    • S(l);SBLOCK::S(K)
    • S(m);SBLOCK,XP(G)::R(F)
    • P(f);N_GUARD::S(B)
    • P(g);N_GUARD::QAR(J),XB(c)
    • P(i);P_SPINP(i),XP(G)::R(F)
  • Actual
    • Q(J);
    • Threat
      • QAR1(J)
    • Vars
      • S(m);SBLOCK,XP(G)::R(F)
      • P(j);XP(H)::S(K),XP(j)
      • P(b);OGATEB::B(C)
      • R(a);SBLOCK::S(B)
      • S(l);SBLOCK::S(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).