MESON Chess Problem Database

Problem Display
PID: 46459 (8/5nR1/2N3nQ/6rr/6bR/k2N4/2B5/K7 w - - 0 1)

Wester, Anders Emil

Source?, 0000

8/5nR1/2N3nQ/6rr/6bR/k2N4/2B5/K7

#2

7 + 6

4885 Amatorproblem 1976

SOLUTION

  • SOUND
  • Sets
    • 1...Ra5
      • 2.Qc1#
    • 1...Rc5
      • 2.Qc1#
    • 1...Rd5
      • 2.Qc1#
    • 1...Re5
      • 2.Qc1#
    • 1...Rf5
      • 2.Qc1#
    • 1...Bd1
      • 2.Ra4#
    • 1...Be2
      • 2.Ra4#
    • 1...Bf3
      • 2.Ra4#
    • 1...Bh3
      • 2.Ra4#
    • 1...Bf5
      • 2.Ra4#
    • 1...Be6
      • 2.Ra4#
    • 1...Bd7
      • 2.Ra4#
    • 1...Bc8
      • 2.Ra4#
    • 1...Se5
      • 2.Ra7#
  • Tries
    • 1.Sde5?
      • threat
        • 2.Sc4#
      • 1...Rxe5
        • 2.Qc1#
      • 1...Sfxe5
        • 2.Ra7#
      • 1...Be2
        • 2.Ra4#
      • 1...Be6
        • 2.Ra4#
      • 1...Sd6
        • 2.Ra7#
      • 1...Sgxe5!
  • Keys
    • 1.Sce5!
      • threat
        • 2.Sc4#
      • 1...Rxe5
        • 2.Qc1#
      • 1...Sgxe5
        • 2.Qa6#
      • 1...Sfxe5
        • 2.Ra7#
      • 1...Be6
        • 2.Ra4#
      • 1...Sd6
        • 2.Ra7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 11
  • Sets
    • R(c);OGATE::QAB(F)
    • B(b);OGATE::R1(D)
    • B(b);OGATE,SBLOCK::R1(D)
    • S(f);OGATE::R(G)
  • Tries
    • Try
      • S(C);
      • Threat
        • S(C)
      • Vars
        • R(c);OGATE,XS(C)::QAB(F)
        • S(f);OGATE,XS(C)::R(G)
        • B(b);OGATE::R1(D)
        • S(f);OGATE::R(G)
      • Refutation
        • S(e);XS(C)
  • Actual
    • S(E);
    • Threat
      • S(E)
    • Vars
      • R(c);OGATE,XS(E)::QAB(F)
      • S(e);OGATE,XS(E)::QAR(F)
      • S(f);OGATE,XS(E)::R(G)
      • B(b);OGATE::R1(D)
      • S(f);OGATE::R(G)
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).