MESON Chess Problem Database

Problem Display
PID: 189474 (8/2K1N3/2p5/3PkNBb/1P6/3P4/2P1nP2/8 w - - 0 1)

Modin, Carl Edvin

Nordisk Schackforbund, 1911

8/2K1N3/2p5/3PkNBb/1P6/3P4/2P1nP2/8

#2

9 + 4

5454 Near Snap 2019
6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Sc1
      • 2.f4#
    • 1...Sg1
      • 2.f4#
    • 1...Sc3
      • 2.f4#
    • 1...Sg3
      • 2.f4#
    • 1...Sd4
      • 2.f4#
  • Keys
    • 1.Sd4!
      • threat
        • 2.Sdxc6#
      • 1...Kxd4
        • 2.Bf6#
      • 1...Sxd4
        • 2.f4#
      • 1...cxd5
        • 2.Sec6#
      • 1...Be8
        • 2.Sf3#
      • 1...c5
        • 2.Sdc6#

Anticipated by 24892(1899), 178115(1899)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 4
  • Sets
    • S(a);N_GUARD::P(B)
  • Actual
    • S(F);
    • Threat
      • S(F),XP(d)
    • Vars
      • K(b);S_FLIGHT,XS(F)::B(G)
      • S(a);N_GUARD,SBLOCK,XS(F)::P(B)
      • P(d);SBLOCK,XP(E)::S(I)
      • B(c);N_GUARD::S(F)
      • P(d);::S(F)
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).