MESON Chess Problem Database

Problem Display
PID: 182354 (2Q3b1/Bp2nN2/1p5R/PBbp4/1N1kp3/7K/3P4/4n3 w - - 0 1)

von Sponer, Gyorgy Janos Andor

Magyar Sakklap, 1906

2Q3b1/Bp2nN2/1p5R/PBbp4/1N1kp3/7K/3P4/4n3

#2

9 + 9

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Bd6
      • 2.Qc3#
    • 1...Bxf7
      • 2.Qh8#
    • 1...Bh7
      • 2.Qh8#
    • 1...Sc2
      • 2.Sxc2#
    • 1...Sg2
      • 2.Sc2#
    • 1...Sd3
      • 2.Sc2#
    • 1...Sf3
      • 2.Sc2#
    • 1...e3
      • 2.Rh4#
      • 2.Qg4#
    • 1...bxa5
      • 2.Bxc5#
      • 2.Qxc5#
  • Keys
    • 1.Rd6!
      • 1...Bxb4
        • 2.Qc4#
      • 1...Bxd6
        • 2.Qc3#
      • 1...Bxf7
        • 2.Qh8#
      • 1...Sxc8
        • 2.Rxd5#
      • 1...bxa5
        • 2.Bxc5#
        • 2.Qxc5#
      • 1...e3
        • 2.Qg4#
      • 1...Sc6
        • 2.Rxd5#
      • 1...Bh7
        • 2.Qh8#
      • 1...Sc2
        • 2.Sxc2#
      • 1...Sg2
        • 2.Sc2#
      • 1...Sd3
        • 2.Sc2#
      • 1...Sf3
        • 2.Sc2#
      • 1...Sf5
        • 2.Rxd5#
      • 1...Sg6
        • 2.Rxd5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • B(d);OGATE,P_SPINP(f)::QAB1(I)
    • B(i);OGATE,XS(H)::QAB(I)
    • B(i);OGATE::QAB(I)
    • S(a);N_GUARD::S(C),XS(a)
    • S(a);N_GUARD::S(C)
  • Actual
    • R(F);P_PINP(e)
    • Vars
      • B(d);OGATE,XS(C)::QAR1(I)
      • B(d);N_SPINP(e),OGATE,P_SPINP(f),XR(F)::QAB1(I)
      • B(i);OGATE,XS(H)::QAB(I)
      • S(h);N_GUARD,XQ(I)::R1(F),XP(e)
      • P(c);OGATEB::QAR(I)
      • S(h);N_GUARD::R1(F),XP(e)
      • B(i);OGATE::QAB(I)
      • S(a);N_GUARD::S(C),XS(a)
      • S(a);N_GUARD::S(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).