MESON Chess Problem Database

Problem Display
PID: 114241 (6B1/1bK4p/rR4pb/2N2kn1/2N2p1Q/5P2/5n2/8 w - - 0 1)

Labai, Zoltan

Taraba, Jozef

3rd Comm., Barth-30 JT, 1999

6B1/1bK4p/rR4pb/2N2kn1/2N2p1Q/5P2/5n2/8

#2

7 + 9

14580 Chess Compositions (Taraba) 2009
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sd1
      • 2.Qg4#
    • 1...Sh1
      • 2.Qg4#
    • 1...Sd3
      • 2.Qg4#
    • 1...Sfh3
      • 2.Qg4#
    • 1...Sfe4
      • 2.Qg4#
    • 1...Sg4
      • 2.Qxg4#
      • 2.fxg4#
    • 1...Sxf3
      • 2.Be6#
    • 1...Sgh3
      • 2.Be6#
      • 2.Qf6#
    • 1...Sge4
      • 2.Be6#
    • 1...Se6+
      • 2.Bxe6#
    • 1...Sf7
      • 2.Qf6#
  • Keys
    • 1.Sd3!
      • threat
        • 2.Qxf4#
      • 1...Se6+
        • 2.Bxe6#
      • 1...Sxd3
        • 2.Qg4#
      • 1...Sxf3
        • 2.Sd6#
      • 1...Sfh3
        • 2.Qg4#
      • 1...Sg4
        • 2.Qxg4#
      • 1...Sgh3
        • 2.Sd6#
        • 2.Be6#
        • 2.Qf6#
      • 1...Sge4
        • 2.Be6#
      • 1...Sf7
        • 2.Qf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 3
  • Sets
    • S(a);N_GUARD::QAB1(C)
    • S(d);N_GUARD,XP(A)::B(G)
    • S(d);N_GUARD::B(G)
    • S(d);CHECK,N_GUARD::B(G),XS(d)
    • S(d);OGATE::QAR1(C)
  • Actual
    • S(D);
    • Threat
      • QAR1(C),XP(b)
    • Vars
      • S(d);CHECK,N_GUARD::B(G),XS(d)
      • S(a);N_GUARD,XS(D)::QAB1(C)
      • S(d);XP(A)::S(B)
      • S(a);N_GUARD::QAB1(C)
      • S(a);N_GUARD::QAB1(C),XS(a)
      • S(d);N_GUARD::B(G)
      • S(d);OGATE::QAR1(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).