MESON Chess Problem Database

Problem Display
PID: 153637 (1R2nK2/8/6b1/p2N2pQ/k2p1R2/p1B3p1/P3r2q/6b1 w - - 0 1)

Grabowski, Kazimierz

2nd HM., Good Companions (April), 1916

1R2nK2/8/6b1/p2N2pQ/k2p1R2/p1B3p1/P3r2q/6b1

#2

7 + 11

SOLUTION

  • SOUND
  • Sets
    • 1...Re3
      • 2.Rxd4#
    • 1...Be4
      • 2.Qxe8#
    • 1...gxf4
      • 2.Sb6#
    • 1...g4
      • 2.Sb6#
  • Keys
    • 1.Bd2!
      • threat
        • 2.Sc3#
      • 1...gxf4
        • 2.Sb6#
      • 1...Re3
        • 2.Rxd4#
      • 1...Re4
        • 2.Qd1#
      • 1...Be4
        • 2.Qxe8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • R(b);S_CUTB(a)::R(C),XP(g)
    • B(j);N_SPINP(g),OGATE::QAB(E),XS(k)
    • P(i);N_SPINP(g),XR(C)::S(D)
    • P(i);::S(D)
  • Actual
    • B(B);
    • Threat
      • S(D)
    • Vars
      • P(i);N_SPINP(g),XR(C)::S(D)
      • R(b);S_CUTB(a)::R(C),XP(g)
      • R(b);N_SPINP(g),OGATE::QAB(E)
      • B(j);N_SPINP(g),OGATE::QAB(E),XS(k)
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).