MESON Chess Problem Database

Problem Display
PID: 278122 (n2r1B2/1R2R3/3p3p/p5pK/2k1B3/1p1p1n2/Nqpp1Q2/1N5b w - - 0 1)

Labai, Zoltan

Svitek, Miroslav

Sachova skladba, 2023

n2r1B2/1R2R3/3p3p/p5pK/2k1B3/1p1p1n2/Nqpp1Q2/1N5b

#2

8 + 14

SOLUTION

  • SOUND
  • Sets
    • 1...Qa1
      • 2.Sa3#
    • 1...Qa3
      • 2.Sxa3#
    • 1...Qc3
      • 2.Sa3#
    • 1...Qe5
      • 2.Sa3#
    • 1...Qf6
      • 2.Sa3#
    • 1...Qg7
      • 2.Sa3#
    • 1...Qh8
      • 2.Sa3#
    • 1...Se1
      • 2.Sxd2#
    • 1...Sg1
      • 2.Sxd2#
    • 1...Sh2
      • 2.Sxd2#
    • 1...Sh4
      • 2.Sxd2#
    • 1...Se5
      • 2.Sxd2#
    • 1...Sc7
      • 2.Rexc7#
    • 1...a4
      • 2.Rb4#
  • Keys
    • 1.Re5!
      • threat
        • 2.Bd5#
      • 1...Qxe5
        • 2.Sa3#
      • 1...Sxe5
        • 2.Sxd2#
      • 1...dxe5
        • 2.Qc5#
      • 1...Qd4
        • 2.Sa3#
      • 1...Se1
        • 2.Sxd2#
      • 1...Sg1
        • 2.Sxd2#
      • 1...Sh2
        • 2.Sxd2#
      • 1...Sd4
        • 2.Sxd2#
      • 1...Sh4
        • 2.Sxd2#
      • 1...Sb6
        • 2.Rc7#
      • 1...Sc7
        • 2.Rxc7#
      • 1...d5
        • 2.Qc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 5
    • REMOVED MATES = 7
  • Sets
    • Q(b);N_GUARD::S(A)
    • Q(b);N_GUARD::S(A),XQ(b)
    • S(g);N_GUARD::S(A),XP(d)
    • S(m);N_GUARD::R(G),XS(m)
    • P(i);N_GUARD::R1(F)
  • Actual
    • R(G);
    • Threat
      • B(D)
    • Vars
      • Q(b);N_GUARD,XR(G)::S(A)
      • S(g);N_GUARD,XR(G)::S(A),XP(d)
      • P(k);N_GUARD,XR(G)::QAR1(C)
      • Q(b);N_GUARD::S(A)
      • S(g);N_GUARD::S(A),XP(d)
      • S(m);N_GUARD::R(F)
      • S(m);N_GUARD::R(F),XS(m)
      • P(k);N_GUARD::QAR1(C)
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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).