MESON Chess Problem Database

Problem Display
PID: 121358 (8/2K1Pp1Q/4k3/2pNN3/b3p3/1p6/7p/8 w - - 0 1)

Welbach, OV

Skakbladet, 1910

8/2K1Pp1Q/4k3/2pNN3/b3p3/1p6/7p/8

#2

5 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Sf3!
      • threat
        • 2.Qxe4#
      • 1...Kxd5
        • 2.Qxf7#
      • 1...exf3
        • 2.Qe4#
      • 1...e3
        • 2.Qe4#
      • 1...f5
        • 2.Qg8#
      • 1...f6
        • 2.Sf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(B);
    • Threat
      • QAR2(E),XP(d)
    • Vars
      • K(f);S_FLIGHT,XS(A)::QAB(E),XP(g)
      • P(d);XS(B)::QAR2(E)
      • P(d);::QAR2(E)
      • P(g);OGATEB,SBLOCK::QAB(E)
      • P(g);SBLOCK::S(A)
HTML5 logo

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).