MESON Chess Problem Database

Problem Display
PID: 222415 (5R2/1p5K/1Q4B1/3Pkn2/2P3n1/p7/P2P4/7R w - - 0 1)

Bayer, Konrad

Vasarnapi Ujsag, 1884

5R2/1p5K/1Q4B1/3Pkn2/2P3n1/p7/P2P4/7R

#2

9 + 5

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Se3
      • 2.d4#
    • 1...Sg3
      • 2.d4#
    • 1...Sd4
      • 2.Qc7#
    • 1...Sh4
      • 2.d4#
    • 1...Sd6
      • 2.d4#
    • 1...Sh6
      • 2.d4#
    • 1...Se7
      • 2.d4#
    • 1...Sg7
      • 2.d4#
  • Keys
    • 1.Rh4!
      • 1...Sf6+
        • 2.Qxf6#
      • 1...Ke4
        • 2.Qe3#
      • 1...Kf4
        • 2.Qe3#
      • 1...Sxh4
        • 2.d4#
      • 1...Sf2
        • 2.Rxf5#
        • 2.Qe6#
        • 2.Qf6#
      • 1...Sh2
        • 2.Rxf5#
        • 2.Qe6#
        • 2.Qf6#
      • 1...Sge3
        • 2.Qe6#
        • 2.Qf6#
      • 1...Sgh6
        • 2.Qe6#
        • 2.Qf6#
      • 1...Sfe3
        • 2.d4#
      • 1...Sg3
        • 2.d4#
      • 1...Sd4
        • 2.Qc7#
      • 1...Sd6
        • 2.d4#
      • 1...Sfh6
        • 2.d4#
      • 1...Se7
        • 2.d4#
      • 1...Sg7
        • 2.d4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • S(d);N_GUARD::P(C)
    • S(d);N_GUARD,SBLOCK::QAB(F)
  • Actual
    • R(A);
    • Vars
      • S(b);CHECK,N_GUARD::QAB1(F),XS(b)
      • K(c);P-FLIGHT,P_SPINS(b)::QAR1(F)
      • K(c);P_SPINS(b),S_FLIGHT::QAB1(F)
      • S(d);N_GUARD,XR(A)::P(C)
      • S(d);N_GUARD::P(C)
      • S(d);N_GUARD,SBLOCK::QAB(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).