MESON Chess Problem Database

Problem Display
PID: 7018 (qnb5/1nk1N2R/Pp6/pB6/5N1B/b4Q2/8/3R3K w - - 0 1)

Szoghy, Jozsef

1st HM., Schach-Echo, 1935

qnb5/1nk1N2R/Pp6/pB6/5N1B/b4Q2/8/3R3K

#2

9 + 8

4402 150 Valogatott Feladvanya 1943
3098 FIDE Album (1914-1944) (I) 1971

SOLUTION

  • SOUND
  • Sets
    • 1...Bd6
      • 2.Sed5#
    • 1...Be6
      • 2.Sxe6#
    • 1...Sd6
      • 2.Sed5#
  • Tries
    • 1.Sfd5+?
      • 1...Kd8
        • 2.Rh8#
        • 2.Qf8#
      • 1...Kd6!
  • Keys
    • 1.Qg3!
      • threat
        • 2.Se6#
      • 1...Sc5+
        • 2.Sg2#
      • 1...Sd6+
        • 2.Sed5#
      • 1...Sd8+
        • 2.Sfd5#
      • 1...Bd6
        • 2.Sed5#
      • 1...Be6
        • 2.Sxe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(a);SBLOCK::R(I)+S(H),DCHECK
    • B(h);N_GUARD::S(D),XB(h)
    • S(d);P_PINQ(C),SBLOCK::R(I)+S(H),DCHECK
  • Tries
    • Try
      • S(D);CHECK
      • Refutation
        • K(e);S_FLIGHT
  • Actual
    • Q(C);
    • Threat
      • QAB(C)+S(D),DCHECK
    • Vars
      • S(d);CHECK,N_GUARD,S_CUTB(a)::QAB(C)+S(D)
      • S(d);CHECK,SBLOCK::R(I)+S(H),DCHECK
      • S(d);CHECK,SBLOCK::QAB(C)+S(D),DCHECK
      • B(a);SBLOCK::R(I)+S(H),DCHECK
      • B(h);::QAB(C)+S(D),DCHECK,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).