MESON Chess Problem Database

Problem Display
PID: 222818 (1n1q4/6n1/N2pb3/3k2NR/8/4P2B/5P2/2R3K1 w - - 0 1)

Anonymous

Letts Household Magazine, 1884

1n1q4/6n1/N2pb3/3k2NR/8/4P2B/5P2/2R3K1

#2

8 + 6

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.f4!
      • threat
        • 2.Sb4#
        • 2.Bg2#
      • 1...Qxg5+
        • 2.Bg2#
      • 1...Bxh3
        • 2.Sb4#
      • 1...Sxa6
        • 2.Bg2#
      • 1...Qa5
        • 2.Bg2#
      • 1...Qb6
        • 2.Bg2#
      • 1...Bg4
        • 2.Sb4#
      • 1...Bf5
        • 2.Sb4#
      • 1...Sc6
        • 2.Bg2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
  • Actual
    • P(C);
    • Threat
      • DUALS(2)
    • Vars
      • Q(f);CHECK,P_SPINQ(f),XS(F)::B(E)
      • B(c);XB(E)::S(H)
      • S(e);XS(H)::B(E)
      • Q(f);::B(E)
      • Q(f);P_PINP(D)::B(E)
      • B(c);::S(H)
      • S(e);::B(E)
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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).