MESON Chess Problem Database

Problem Display
PID: 273105 (1R1Bbr2/n2k1pb1/2p3p1/1N6/8/8/B3K1Q1/8 w - - 0 1)

Marysko, Milos

Mat, 1980

1R1Bbr2/n2k1pb1/2p3p1/1N6/8/8/B3K1Q1/8

#2

6 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Bf6
      • 2.Qh3#
      • 2.Qg4#
    • 1...cxb5
      • 2.Qd5#
    • 1...c5
      • 2.Qd5#
      • 2.Qb7#
  • Tries
    • 1.Sxa7?
      • threat
        • 2.Qxc6#
      • 1...c5
        • 2.Qd5#
        • 2.Qc6#
      • 1...Kd6!
  • Keys
    • 1.Qg5!
      • threat
        • 2.Qe7#
      • 1...cxb5
        • 2.Qd5#
      • 1...c5
        • 2.Qd5#
      • 1...Bf6
        • 2.Qg4#
      • 1...Sc8
        • 2.Rb7#
      • 1...f6
        • 2.Qd2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • P(a);N_GUARD,XS(D)::QAR2(C)
  • Tries
    • Try
      • S(D);XS(c)
      • Threat
        • QAB1(C),XP(a)
      • Refutation
        • K(d);P-FLIGHT
  • Actual
    • Q(C);
    • Threat
      • QAR1(C)
    • Vars
      • P(a);N_GUARD,XS(D)::QAR2(C)
      • P(a);N_GUARD::QAR2(C)
      • B(f);S_CUTP(e)::QAB(C)
      • S(c);SBLOCK::R(E)
      • P(e);S_CUTB(f)::QAR(C)
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).