MESON Chess Problem Database

Problem Display
PID: 40218 (n7/1B6/p1R5/8/2Q4K/1p1P2Rn/rr5p/3N3k w - - 0 1)

Pauly, Wolfgang

Source?, 0000

n7/1B6/p1R5/8/2Q4K/1p1P2Rn/rr5p/3N3k

#2

7 + 8

4198 Wolfgang Pauly Challenge of a Legacy 2001

SOLUTION

  • SOUND
  • Keys
    • 1.Qc2!
      • threat
        • 2.Rc3#
        • 2.Rc4#
        • 2.Rc5#
        • 2.Rxa6#
        • 2.Rb6#
        • 2.Rd6#
        • 2.Re6#
        • 2.Rf6#
        • 2.Rcg6#
        • 2.Rh6#
        • 2.Rc7#
        • 2.Rc8#
      • 1...Ra4+
        • 2.Rc4#
      • 1...Rxc2
        • 2.Rxc2#
      • 1...bxc2
        • 2.Rb6#
      • 1...Ra5
        • 2.Rc5#
      • 1...Sg1
        • 2.Sf2#
      • 1...Sf2
        • 2.Sxf2#
      • 1...Sf4
        • 2.Sf2#
      • 1...Sg5
        • 2.Sf2#
      • 1...Sb6
        • 2.Rxb6#
      • 1...Sc7
        • 2.Rxc7#
      • 1...a5
        • 2.Rc3#
        • 2.Rc4#
        • 2.Rc5#
        • 2.Ra6#
        • 2.Rb6#
        • 2.Rd6#
        • 2.Re6#
        • 2.Rf6#
        • 2.Rcg6#
        • 2.Rh6#
        • 2.Rc7#
        • 2.Rc8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(D);
    • Threat
      • DUALS(12)
    • Vars
      • R(b);CHECK::B(G)+R(F)
      • R(c);OGATE,XQ(D)::B(G)+R(F),XR(c)
      • P(e);XQ(D)::B(G)+R(F)
      • R(b);::B(G)+R(F)
      • S(f);N_GUARD::S(A)
      • S(f);N_GUARD::S(A),XS(f)
      • S(h);::B(G)+R(F),XS(h)
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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).