MESON Chess Problem Database

Problem Display
PID: 149059 (8/8/3rp3/4Rp2/3p1R2/8/2P1P3/2K1k3 w - - 0 1)

Grabowski, Kazimierz

Good Companions (May Meredith Ty.), 1918

8/8/3rp3/4Rp2/3p1R2/8/2P1P3/2K1k3

#2

5 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...d3
      • 2.exd3#
  • Keys
    • 1.e4!
      • threat
        • 2.exf5#
      • 1...Ke2
        • 2.exf5#
      • 1...fxe4
        • 2.Rexe4#
      • 1...dxe4 ep
        • 2.Rxe3#
      • 1...Rd5
        • 2.exd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • P(b);OGATE::R(E)+P(C),XP(b)
  • Actual
    • P(C);
    • Threat
      • R(E)+P(C),XP(c)
    • Vars
      • K(a);P-FLIGHT::R(E)+P(C),XP(c)
      • P(c);OGATE,P_SPINP(c),XP(C)::R(E),XP(c)
      • P(b);EP,OGATE,P_SPINP(b),XP(C)::R(E),XP(b)
      • R(d);OGATE::R(E)+P(C),XR(d)
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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).