MESON Chess Problem Database

Problem Display
PID: 41248 (4b3/8/1p1k4/6N1/1NR5/6pB/K3Rbr1/4nQr1 w - - 0 1)

Szoghy, Jozsef

Skakbladet, 1936

4b3/8/1p1k4/6N1/1NR5/6pB/K3Rbr1/4nQr1

#2

7 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Be3
      • 2.Qf6#
    • 1...Bd4
      • 2.Qf8#
    • 1...Bc5
      • 2.Qf4#
    • 1...Ba4
      • 2.Sf7#
    • 1...Bb5
      • 2.Sf7#
    • 1...Bh5
      • 2.Rc6#
    • 1...Bc6
      • 2.Rxc6#
    • 1...Bg6
      • 2.Rc6#
    • 1...Bd7
      • 2.Sf7#
    • 1...Bf7
      • 2.Sxf7#
  • Keys
    • 1.Bc8!
      • threat
        • 2.Re6#
      • 1...Be3
        • 2.Qf6#
      • 1...Bc5
        • 2.Qf4#
      • 1...Bc6
        • 2.Rxc6#
      • 1...Bd4
        • 2.Qf8#
      • 1...Bd7
        • 2.Sf7#
      • 1...Bf7
        • 2.Sxf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 4
  • Sets
    • B(c);OGATE,P_PINR(C)::QAR2(A)
    • B(c);OGATE,P_PINR(C)::QAB(A)
    • B(h);N_GUARD::S(G)
    • B(h);N_GUARD::R1(F)
    • B(h);N_GUARD::R1(F),XB(h)
    • B(h);N_GUARD,P_PINR(F)::S(G),XB(h)
  • Actual
    • B(D);
    • Threat
      • R1(C)
    • Vars
      • B(c);OGATE,P_PINR(C)::QAR2(A)
      • B(c);OGATE,P_PINR(C)::QAB(A)
      • B(h);N_GUARD::R1(F),XB(h)
      • B(h);N_GUARD::S(G)
      • B(h);N_GUARD,P_PINR(F)::S(G),XB(h)
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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).