MESON Chess Problem Database

Problem Display
PID: 154945 (8/3p2Q1/K2BPpR1/3k4/5P2/3N4/2B1R3/3N4 w - - 0 1)

Gilberg, Charles Alexander

Dubuque Chess Journal, 1891

8/3p2Q1/K2BPpR1/3k4/5P2/3N4/2B1R3/3N4

#2

10 + 3

119 Tidskrift for Schack 1909

SOLUTION

  • SOUND
  • Sets
    • 1...Kxd6
      • 2.Qxd7#
  • Tries
    • 1.Sb4+?
      • 1...Kc4
        • 2.Re4#
      • 1...Kd4
        • 2.Re4#
      • 1...Kxd6!
    • 1.Bb3+?
      • 1...Kc6
        • 2.Qxd7#
      • 1...Kxd6
        • 2.Qxd7#
      • 1...Kd4!
  • Keys
    • 1.Rd2!
      • 1...Kc4
        • 2.S3b2#
      • 1...Kd4
        • 2.S3b2#
        • 2.Se5#
      • 1...Ke4
        • 2.Se1#
      • 1...Kc6
        • 2.Sb4#
      • 1...Kxd6
        • 2.Qxd7#
      • 1...Kxe6
        • 2.Sc5#
      • 1...dxe6
        • 2.Se5#
      • 1...f5
        • 2.Se5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • K(a);OGATEB,P-FLIGHT,XB(G)::QAR1(J),XP(c)
  • Tries
    • Try
      • S(D);CHECK
      • Vars
        • K(a);S_FLIGHT::R(C)
        • K(a);P-FLIGHT,P_SPINP(b)::R1(C)
      • Refutation
        • K(a);P-FLIGHT,XB(G)
    • Try
      • B(B);CHECK
      • Vars
        • K(a);S_FLIGHT::QAB1(J),XP(c)
        • K(a);P-FLIGHT,XB(G)::QAR1(J),XP(c)
      • Refutation
        • K(a);P-FLIGHT,P_SPINP(b)
  • Actual
    • R(C);
    • Vars
      • K(a);S_FLIGHT::S(D)
      • K(a);S_FLIGHT::B(B)+S(D)
      • K(a);OGATEB,P-FLIGHT,XB(G)::QAR1(J),XP(c)
      • K(a);P_SPINP(b),S_FLIGHT,XP(H)::S(D)
      • P(c);SBLOCK,XP(H)::R(C)+S(D)
      • P(b);::R(C)+S(D)
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).